texas a&m university systems agricultural …...has been similar to jefferson but its ratoon...

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Texas A&M University Systems Agricultural Research and Extension Center Beaumont, Texas 2004 Progress Reports Submitted to The Texas Rice Research Foundation Presented here are the reports submitted to the Texas Rice Research Foundation in 2004 by the faculty and staff of the Texas Agricultural Experiment Station at Beaumont and College Station. This document contains a Table of Contents that is linked to the cover page of each individual report for easy navigation. Simply click on the report title, author(s), or page number to go to the selected report. At the end of this document you will find an index of keywords. Each page number shown in the index is linked to that page for easy navigation within the document. Again, simply click on the page number and you will be shown that page.

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Page 1: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

Texas A&M University Systems

Agricultural Research and Extension Center

Beaumont, Texas

2004 Progress Reports

Submitted to

The Texas Rice Research Foundation

Presented here are the reports submitted to the Texas Rice Research Foundation in 2004

by the faculty and staff of the Texas Agricultural Experiment Station at Beaumont and

College Station. This document contains a Table of Contents that is linked to the cover

page of each individual report for easy navigation. Simply click on the report title,

author(s), or page number to go to the selected report. At the end of this document you

will find an index of keywords. Each page number shown in the index is linked to that

page for easy navigation within the document. Again, simply click on the page number

and you will be shown that page.

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Table Of Contents

Title Author(s) Page

Development of Rice Cultivars

for the Southern US

Anna McClung and

Rodante Tabien

1

Utilization of Winter Nursery Facilities for

Development of Improved Cultivars

Anna McClung and

Rodante Tabien

8

Direct Manipulation of Yield Determinants

and Herbicide Tolerance in Rice

William D. Park 24

Physiological Bases for Texas Rice Ratoon

Crop Management

Lee Tarpley 29

Evaluating Public and Private Rice Varieties

for Production in Texas

Fred Turner and

Mike Jund

39

Water Management and Weed Science

Garry N. McCauley and

James M. Chandler

99

2004 Entomology Report of TRRF Funded

Projects

M.O. Way

111

Management of Bacterial Panicle Blight

caused by Burkholderia glumae

Joseph P. Krausz 140

Communications, Press and Public Outreach

for the Texas Rice Industry

Jay Cockrell 145

2004 Texas Rice Crop Jim Stansel

150

Final Report – Western Area Research Support Jack Vawter

200

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Development of Rice Cultivars for the Southern US

TRRF Report on 2004 Research

Funding: March 1, 2004 – Feb. 28, 2005

Amount: $46,906

Final Report

Jan. 5, 2005

Anna McClung

USDA-ARS

Rodante Tabien

Texas A&M University

Beaumont, TX

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Objective: Development of conventional and specialty rice varieties which meet the

current and future needs of the Texas rice industry using traditional and marker

assisted breeding approaches along with facilities located in Beaumont, Puerto Rico,

and in the Western Area (administered by Jack Vawter).

Results of Beaumont Breeding Trials

The breeding program led by Dr. McClung started planting experimental plots on March

22 with yield trials that were going to be rationed and finished on June 15 with some

materials that were just being increased. During this time we used 24 planting dates to 50

research blocks totaling 21 acres. Some 300 advanced breeding lines were tested in yield

trials at Beaumont while a subset of these were also tested at Eagle Lake and Ganado in

cooperation with Western Area operations. Over 24,000 breeding lines were evaluated in

nurseries in Beaumont and Puerto Rico. An overview of the studies is listed below

followed by a description of results for the experiments that were conducted.

2004 Beaumont

Acres

Breeding Nursery 7.9

Yield Trials 6.9

Uniform Rice Regional Nursery

State Preliminary

Commercial Variety

Observations

Other

Seed Purification 6.5

New Releases/Experimentals

Sabine

TX9092

TX1104

TX3163

TX1153

TX2029

TX2181

Specialty

Cadet

Jacinto

Sierra

Jasmine

Neches

Newrex

Dixiebelle

Carolina Gold

Arborio

Black Aromatic/IAC 600

Conventional Long Grains

Jefferson

Rosemont

Total 21.3

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Uniform Regional Rice Nursery (URRN) – As proposed in 2004, Dr. Tabien provided

oversight and direction for implementing the URRN trial. The 200 rice breeding lines

developed by TX, AR, LA, and MS were tested cooperatively in each state in this trial.

Data from these experiments support all state breeding programs and serve to provide

regional documentation necessary for release of new cultivars for the south.

The 2004 URRN trial was excellent with average yields being high (8056 lb/ac

main crop, 2453 lb/ac ratoon, and 60/72 milling quality). To demonstrate the potential of

the material evaluated in this trial, the highest yielding cultivar was a medium grain from

LSU (Entry 31) which averaged 10125 lb/ac main crop, the highest milling cultivars were

two long grains from LSU (Entries 11 and 71) with 69% whole milling yield, and the

highest ratoon crop yield was TX 9092 producing 4273 lb/ac.

The Texas entries in the URRN trial were also evaluated in replicated trials at

Eagle Lake and Ganado. Figure 1. shows the crop value of the top performing lines when

averaged over these three locations. Crop value is determined using main crop yield,

milling yield, a loan rate of $6.77, and an LDP of $0.50. The results indicate that Wells

is the most profitable released commercial cultivar, being slightly more advantageous

than Cybonnet, Cocodrie, Cheniere, and Banks in this year. However the experimental

hybrid XP 723 was significantly ranked above these. The best performing Texas

experimental lines in this trial were TX 2181, TX 1104, and TX9092 which were similar

to Cocodrie in performance. TX 2181 is a long grain developed from Kaybonnet/Zhong

You Zao 3 and has conventional long grain cooking quality, good resistance to blast, and

improved resistance to sheath blight disease. TX 1104 has characteristics similar to TX

2181 but was developed from a cross of Texmont/ Teqing. TX 9092 (will be released as

Presidio) was developed from a cross of Jefferson/ Maybelle and it is similar to Jefferson

but has improved yield and milling quality. Figure 2. shows the ranking of these same

lines when the crop value includes the ratoon crop yield. This chart ranks TX 9092,

Cybonnet, and TX 1104 as the best performers when ratoon is included.

In addition to agronomic results, ARS performs evaluations for reaction to blast

and sheath blight disease, cooking quality assays, as well as evaluates these materials

using molecular markers verify the presence of major genes which control blast

resistance and cooking quality traits. This summarized information is distributed to the

breeders throughout the south to help in their variety selection process.

Statewide Preliminary Yield Trials - 40 Texas breeding lines, checks, private

experimental lines and hybrids were tested in replicated trials at Beaumont and Eagle

Lake. The private materials came from Busch Agricultural Resources and RiceTec, Inc.

The average performance of all of the lines in this trial was 8108 lb/ac main crop, 2598

lb/ac ratoon, and 59/71 on milling quality. Figure 3 shows the ranking for Crop Value

using main crop yields for the top performers. The hybrids XP 716, Clearfield XL8, XP

710, and XP 712 were ranked at the top because of their high yield. XP 716 was

particularly interesting because of its high yield and high milling quality (64% vs. 58%

for Cocodrie). Wells was the best performing check, having higher crop value than the

two separate entries of Cocodrie. The four best performing Texas experimentals were

entries 25, 9, 27, and 11, all of which came from unreleased URRN lines crossed with

Cocodrie, Madison, or Jefferson. These were all similar in crop value as compared to the

Cocodrie. Figure 4 shows that several of these Texas lines had higher ratoon crop yield

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than the hybrids or check cultivars though. The best performing lines in this trial will be

advanced to the Uniform Regional Trial (URRN) next year.

Observation Yield Plots – Over 100 lines were tested in unreplicated yield plots at

Beaumont. These lines represent early generation (F5 – F6) selections from the breeding

nursery that have looked promising and now have enough seed to evaluate for yield,

milling quality and resistance to diseases. Based upon agronomic results, 67% of the lines

were evaluated for milling yield. The best yielding check in this trial was Wells (9723

lb/ac, 65/74 milling). Three of the Texas breeding lines were similar to Wells in yield

potential. The top 25% of the lines in this trial will be advanced to replicated trials in

2005.

Breeding Nurseries – Some 13000 genetic lines were evaluated in the Beaumont nursery

this year and approximately 4500 in each of the Puerto Rico nurseries. The following

chart shows the percent distribution of types of breeding projects planted in each of the

nurseries. Materials for genetic studies are initially used for basic research but promising

materials in these studies can be spun off into cultivar development projects. Early, Mid-,

and Advanced Generation materials indicate the level of selfing and selection the material

has undergone. Advanced materials are evaluated in the replicated yield trials described

above. Pure seed selections are made in the most promising materials that may eventually

lead to headrow purification blocks.

Percent distribution of effort in various types of breeding projects planted in nurseries.

Breeding Nurseries 04 Spring 04 Summer 04 Fall 05 Spring

Puerto Rico Beaumont Puerto Rico Puerto Rico

Genetic Studies 20 30 10 59

Early Generation Breeding 12 43 0 27

Mid-Generation Breeding 60 24 72 8

Advanced Breeding 5 3 18 4

Seed Purification 3 0 0 2

Seed Purification – Purification seed blocks were grown by the varietal improvement

program for providing seed to foundation seed programs. In 2004, 19 headrow blocks

were planted. This included 7 experimental Texas lines, two previously released

conventional long grains, and 10 specialty rices. All but Newrex of the latter category are

being grown commercially on limited acreage.

This year ARS registered Sabine rice (TX 1123) as a new release. This cultivar is very

similar to Dixiebelle and has its same cooking quality, but has higher yield potential. It

was developed for the parboiling and canning industries and is currently under-going

plant-scale processing trials with industry partners. The following table shows the relative

yield performance of Sabine versus Dixiebelle and other checks. Foundation seed was

produced by TRIA in 2004 and will be available for 2005 planting.

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In addition, Presidio (TX 9092) will be released as a new long grain cultivar. Presidio

was developed from a cross of Jefferson/Maybelle. It is a long grain variety that is very

early in maturity like Jefferson. It heads on average 2 days earlier than Cocodrie and is a

semidwarf cultivar that averages 37 inches in height like Cocodrie. Its main crop yield

has been similar to Jefferson but its ratoon crop potential has been superior to most other

varieties. In the 2004 Uniform Rice Regional nursery conducted at Beaumont, it

produced 8545 lb/ac main crop and 4273 lb/ac on ratoon, for a total of 12818 lb/ac (dry).

This is in comparison to 9861 lb/ac (total, dry) for its parent Jefferson and 11764 lb/ac

(total, dry) for Cocodrie. In addition to superior ratoon crop potential, Presidio also has

superior milling quality averaging 62/70 which is the same as Cypress, as compared to

58/70 for Jefferson, and 59/69 for Cocodrie. Presidio inherited broad spectrum blast

resistance (rating of 3) and moderate resistance to sheath blight disease (rating of 4) from

Jefferson which would likely preclude the use of fungicides in most circumstances.

In addition, PVP applications were submitted to USDA for the cultivars Hidalgo and Cala

which were released last year.

Technology Transfer Activities

The following is a list of other research and outreach activities that were performed by

Dr. McClung during 2004 to familiarize producers, researchers and representatives of the

industry with the research objectives and progress in the breeding program.

• Presentation at extension winter meeting at Beaumont - Jan. 2004.

• Invited presentation at the Annual Texas Seed Trade meeting on developing value

added varieties. Dallas, Feb. 2004.

• Participation in annual breeders meeting - March 2004.

• Prepared documentation on Sabine and Presidio Rice Texas Dept. Agric.

• Presentations to TRIA on the status of potential new releases from southern US rice

breeding programs - July 2004.

• Reviewed research progress as part of the Scientific Advisory Board for the TIGR

Rice Annotation Grant. May 2004.

• Oral and poster presentations at field days conducted in Beaumont and Eagle Lake –

June and July 2004

• Drafted an article for publishing in the Beaumont Enterprise as part of the Ag Task

Force whose focus is to increase public awareness of the benefits of agriculture in

AR TX All Data

Jefferson 7428 7520 7302

Cocodrie 8226 8254 8145

Dixiebelle 5914 7159 6736

Sabine 7762 7733 7733

Sabine Advantage Over DXBL (lb/ac) 1849 574 997

Sabine Advantage Over DXBL (%) 31% 8% 15%

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southeast Texas : Gipson, Naomi, and Anna McClung. 2004. Rice – A Culinary

Delight. The Beaumont Enterprise. June 10, 2004.

• Invited reviewer for USDA Integrated Organic Program grants. June 2004

• Presented poster display at Winnie Rice Festival - Oct. 2004.

• Meetings with rice researchers: Iraq, Colombia, Uruguay, Brazil, Campbell Soup,

Riviana, RiceTec, etc.

• Provided update on variety performance in the Rice Production Guidelines for

distribution to growers, Nov. 2004.

• Summarized and distributed of 2003 Texas yield trial data (URRN) to cooperating

state breeders Dec. 2004.

• Made presentation on cultivar performance to county agents at annual extension

meeting, Dec. 2004

• Hosted 20 some students from East Chambers High School and described rice

production, plant breeding, and cereal quality assay techniques. Nov. 2004.

• Invited presentation at the Texas Plant Protection Conference, College Station, TX.

Dec. 2004.

• Invited presentation at the annual meeting of the US and Japan Natural Resources

Panel. Dec. 2004.

• Served as co-author on presentations listed below that were made at the Feb 2004

Rice Technical Working Group Meeting in New Orleans.

Development of Improved Methods for Sheath Blight Evaluation

Shank, A.R., McClung, A.M. and Fjellstrom, R.G.

Effect of Rice to Water Ratios on Cooked Rice Flavor and Texture Attributes.

Bett-Garber, K.L., Champagne, E.T., Ingram, D.A., and McClung, A.M.

Development of genetic markers for semi-dwarf plant height and

photoperiod insensitivity for marker aided selection in US rice

Fjellstrom, R., McClung, A.M., Gibbons, J., and Deren, C.

Single nucleotide polymorphism markers at the rice Alk locus controlling alkali

spreading value

Fjellstrom, R., Chen, M.-H., Bergman, C.J., and McClung, A.M.

Genetic Diversity Among West African Rice Varieties for Grain Quality Traits Using

Chemical and DNA Marker Analyses

Traore K., Fjellstrom, R.G., and McClung A.M.

Progress in Developing DNA Markers for Milling Yield

Kepiro, J.L., McClung, A.M., and Fjellstrom, R.G.

The Application of New Markers for Predicting Blast Resistance and Cooking Quality in

Rice

McClung, A.M., Shank, A.R., Kanter, D., Jodari, F., Beighley, D., Chen, M., and

Fjellstrom, R.G.

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Are agronomic traits impacted by the presence of Pi- genes when blast disease is absent?

McClung, A.M., Shank, A.R., Bormans, C., Park, W.D., and Fjellstrom, R.G.

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Utilization of Winter Nursery Facilities for Development of Improved Cultivars

TRRF Report on 2004 Research

Funding: March 1, 2004 – Feb. 28, 2005

Amount: $37,580

Final Report

Jan. 5, 2005

Anna McClung

USDA-ARS

Rodante Tabien

Texas A&M University

Beaumont, TX

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Objective: Utilize the winter breeding nursery facilities to their fullest extent to

enhance cultivar development projects that are led by Drs. McClung and Tabien.

Results of Use of Puerto Rico Nursery

Approximately 4500 breeding nursery rows were planted in each of the winter nurseries.

Each year a Fall nursery is planted around October and a Spring nursery is planted

around Dec. in Puerto Rico. The Fall planted nursery is harvested around Feb. of the

following year and the Spring planted nursery is harvested in late April. The Fall planted

nursery allows for seed to be returned to Beaumont in time for planting in summer yield

trials where as the Spring planted nursery returns in time for late planting in Beaumont.

The following chart shows the percent distribution of types of breeding projects planted

in each of the nurseries. Materials for genetic studies are initially used for basic research

but promising materials in these studies can be spun off into cultivar development

projects. Early, Mid-, and Advanced Generation materials indicate the level of selfing

and selection that the material has undergone. Advanced materials are evaluated in

replicated yield trials whereas pure seed selections are made in just the most promising

materials that may eventually lead to headrow purification blocks.

Winter breeding nurseries are used by all of the rice breeding programs in the US because

they allow breeding selections to be more rapidly advanced through selfing causing them

to become stable and true breeding. This genetic stability is important before expending

resources on replicated yield trials. Thus the winter nursery allows for generation of more

materials for use in advanced yield trials than would be possible if we were limited to just

the summer nursery.

Percent distribution of effort in various types of breeding projects planted in nurseries.

Breeding Nurseries 04 Spring 04 Summer 04 Fall 05 Spring

Puerto Rico Beaumont Puerto Rico Puerto Rico

Genetic Studies 20 30 10 59

Early Generation Breeding 12 43 0 27

Mid-Generation Breeding 60 24 72 8

Advanced Breeding 5 3 18 4

Seed Purification 3 0 0 2

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TRRF 2004

Progress Report

William D. Park

Title: Direct Manipulation of Yield Determinants and Herbicide Tolerance in Rice

o Budget $34,500

Objectives as stated in the proposal:

1. Further characterization of our current plants with the alfalfa GS1 gene and also

plants containing a slightly different GS1 gene from soybean that are currently being

regenerated. This work will be done in collaboration with Mike Chandler and with

Ted Wilson and the staff at Beaumont.

• test effects on growth and yield

• testing for herbicide tolerance

2. Directly test a candidate gene for herbicide tolerance that we have isolated from TX4

3. Production of transgenic Cypress and Cocodrie with enhanced expression of a

different gene that has also been reported to increase yield in some varieties of rice.

Actual Results Obtained:

Characterization of Cypress and Cocodrie over-expressing GS1

We had found previously that over-expressing the cytoplasmic form of glutamine

synthetase 1 (GS1) from alfalfa caused Cypress and Cocodrie to regenerate more quickly

and also gave plantlets with thicker stems and more tillers which appeared to have a early

season growth advantage.

At the time of the TRRF Board Review last year, our first plants with the alfalfa GS1

gene were just getting ready to set seed and we were very optimistic based on their

vigorous growth. Quite surprisingly, however, these plants produced no seed what-so-

ever. This was seen with more than 20 independent transgenic lines and for both Cypress

and Cocodrie containing this gene. It should be noted that these plants were deliberately

grown under low nitrogen conditions in the greenhouse to maximize the effect of over-

expressing the GS1 gene. However control plants with exactly the same construct,

except lacking the alfalfa GS1 gene, gave good relatively good seed set – routinely

producing hundreds of seeds. Normal non-transgenic Cypress and Cocodrie also gave

relatively good seed set under these conditions.

While these results clearly show that GS1 is important, at this point we thought that the

simplistic approach of constitutive over-expression using the 35S promoter was simply

not going to work. One can easily expect that GS1 would need to be carefully turned on

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and off in the appropriate time in the appropriate tissue – rather than being over-

expressed all the time in essentially all tissues.

As part of this project, we had also proposed to send some of the plants over-expressing

GS1 to Ted Wilson at Beaumont to see how they performed under more “real world”

conditions. This was particularly important since our work in College Station had been

done with low levels of nitrogen fertilizer to maximize the effect of the alfalfa GS1 gene.

In striking contrast to the total lack of seed set obtained using low levels of nitrogen in

College Station, some of the Cypress and Cocodrie plants that over-expressed alfalfa GS1

gave very good seed set when grown with commercial levels of nitrogen at Beaumont.

Several individual plants produced more than 2000 seed, and some produce more than

3000.

Similar, though less dramatic, results were also seen with a second GS1 construct which

contains the nodule form of glutamine synthetase from soybean. Under low nitrogen

greenhouse conditions in College Station, we got only a few seed. However, large

numbers of seed were produced when the plants were grown with commercial levels of

nitrogen at Beaumont.

The simplest interpretation of the data is that constitutively over-expressing GS1 using

the 35S promoter had dramatically changed Cypress and Cocodrie’s response to nitrogen

fertilization – reducing seed set at low levels of N, but perhaps even increasing plant

productivity with commercial levels of N.

It is important to realize that these experiments were all done with plants directly

regenerated from callus – which are likely to be physiologically different from plants

grown from seed. Also, while a number of independent transformation events were

tested at both College Station and Beaumont, exactly the same plants were not tested

under the two different sets of conditions. However, since we have large numbers of

seed, both of these issues can now be directly addressed.

We had proposed to directly test whether over-expression of GS1 confers tolerance to

Liberty – as expected based on the tolerance seen previously in alfalfa tissue culture

when this gene was over-expressed. However, this has not yet been done since, until

recently, we thought the plants were essentially sterile. This, too, can now be directly

tested using the seed that were produced in Beaumont.

Directly testing a candidate gene for herbicide tolerance from TX4

This objective was based on DNA sequence differences we found in one of the

cytoplasmic GS1 genes from TX4. This sequence difference was particularly interesting

since it is in the region where a natural mutation has been claimed to give herbicide

tolerance in maize.

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To test this idea, we prepared a cDNA library from TX4 and Cypress and isolated the

corresponding GS1 structural gene. The rice glutamine synthetase genes were then

inserted into E. coli that lacked the corresponding enzyme. Bacteria containing the

Cypress and TX4 forms of GS1 were then tested for their ability to grow on different

concentrations of herbicide.

It was a good idea and worth testing. However, we saw no indication that the mutant

form of GS1 that we isolated from TX4 confers significant tolerance to Liberty.

Production of transgenic Cypress and Cocodrie with enhanced expression of a different

gene that has also been reported to increase yield in some varieties of rice

There is good reason to expect that manipulation of GOGAT will further enhance the

effect of over-expressing GS1. However, Texas varieties are expected to naturally have

high levels of this enzyme but limiting amounts of GS1. Thus, this objective was put on

hold until the effects of over-expressing GS1 alone are better understood.

Additional work beyond original objectives:

In addition to the stated objectives, we also directed a considerable amount of effort

toward a regulatory issue with the potential to both shut down export markets for Texas

rice and to prevent the deployment of most herbicide resistance genes. This is described

in the appendix to this progress report.

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Park TRRF 2004

Appendix

Preventing the Rice Industry from being seriously damaged by inappropriate

enforcement of the Federal Noxious Weed Act:

We recently become aware of the devastating impact that inappropriate enforcement of

the Federal Noxious Weed Act could have on the US rice industry. While this objective

was not included as part of our research plan, Mike Chandler and I felt that we needed to

take immediate action.

Oryza rufipogon is officially listed in the Federal Noxious Weed Act. We recently

discovered that if Oryza rufipogon is found in a commercial field, APHIS can be required

to take action. Rice from counties containing Oryza rufipogon can be quarantined and

APHIS would be blocked from issuing the photosanitary permits required for rice

exports.

The presence of O. rufipogon could also block deployment of most herbicide resistant

rice varieties. This is because companies that hold patents on herbicides and herbicide

resistance genes are concerned about outcrossing with noxious weeds and possible legal

liability for their role in creating a transgenic “superweed”. The seriousness of this

concern was confirmed in discussions with an industrial representative who routinely

deals with regulatory issues on an international basis.

The reason that this is important is that some of the black-hulled red rice in commercial

fields in Texas are very closely related to samples classified as “Oryza rufipogon” by the

US National Small Grains Collection (NSGC) and to the well known Asian accession

“Oryza rufipogon” 105496 that has been used by several US breeding programs.

We have since discovered that black-hulled red rice that is similar to “O. rufipogon”

105496 is very widely distributed – and is present in almost every rice producing county

in Texas.

O. rufipogon 105496 is currently regulated under the Federal Noxious Weed Act. If this

same regulation were extended to the similar black hulled red rice in commercial fields, it

would have very serious and wide-spread consequences.

To determine whether the black hulled red rice in Texas fields is actually Oryza

rufipogon, we compared them to authentic samples of rufipogon from a natural

infestation in Florida and to a wide range of samples freshly collected from the wild in

Asia by Dr. Alison Snow of Ohio State University. These samples were all perennial

types with rhizomes and thus fit the strict definition of Oryza rufipogon used by most

experts in the field. For example, O. rufipogon is defined this way in the rice taxonomy

portion of the IRRI web site. However, it is not the definition used by the Federal

Noxious Weeds Act, which defines O. rufipogon as an annual species.

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As an additional test, we also used a type of DNA marker based on retrotransposons.

These markers have been used previously on large Asian collections of red rice and thus

allowed us to also tie our results directly to publications from other recognized experts in

rice taxonomy.

This project is still underway, but the results obtained thus far clearly show that none of

the red rice in US commercial fields fits under the strict definition of Oryza rufipogon.

Thus none of it should regulated under the Federal Noxious Weed Act. This has been

shown by two different statistical methods: genetic distance - multidimensional scaling

and a Bayesian model based clustering method.

Rather than being classified as “O. rufipogon”, the black hulled red rice in US

commercial fields should be classified as O. nivara – a completely unregulated species.

Our study calls into question the “O. rufipogon” in the US Small Grains collection. Most

of the “O. rufipogon” in the US collection can not be validly distinguished from O.

nivara. In fact, some of the “O. rufipogon” in the collection are indistinguishable from

O. sativa ssp. indica and are very closely related to Asian commercial cultivars.

This is not an indication of any lack of diligence on the part of the US Small Grains

Collection, but rather is likely a reflection of the severe selection pressure for outcrossing

that occurs when a largely vegetative reproducing species is maintained in a seed

collection.

Most importantly for the US rice industry, these results clearly indicate that the “O.

rufipogon” in the US Small Grains Collection (and “O. rufipogon” 10546) can not be

validly used as “standards” in enforcement of the Federal Noxious Weed Act. In fact, the

definition of O. rufipogon as an annual species that is currently used in the Federal

Noxious Weed Act is both scientifically invalid and legally indefensible.

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TRRF Report on 2004 Research

Physiological Bases for Texas Rice Ratoon Crop Management

Lee Tarpley

Funding provided: $35,000

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Objective 1. Determine if an increase in ratoon yield that is often associated with low

cutting height of the main crop is a result of: a) a decrease in shading due to removal of

upper vegetative material and wind-rowed straw, b) a relative increase in photosynthetic

capacity of the developing ratoon crop, c) a progressive removal of inhibition that is

caused by the presence of upper growth on the main crop stems, and/or d) a more optimal

proportion of tillers near the base of the plant with good supporting resources and a

longer developmental period.

Progress and Results 1.

A low cutting height of the main crop, especially with a tool providing a sharp cut and

pulverizing action such as a flail mower, stimulates ratoon crop yield. If we can establish

the mechanisms for this benefit, then we might be able to find alternative, less expensive

ways to achieve the same benefit. Furthermore, we need to be prepared to rationally

coordinate other ratoon yield enhancement treatments and management schemes with the

beneficial flail mowing treatments if we are to achieve 6000 pounds per acre ratoon

yields.

During the past season, we were able to narrow the list of possible mechanisms by which

flail mowing benefits ratoon crop yield. What follows is a series of small arguments.

i. Flail mowing of the main crop was conducted in two different ways in a

research-plot study in 2004. For some plots, the grain was harvested by combine

as usual. A flail mower quickly followed, with a 2” cutting height. In other

plots, the grain was not harvested and the whole plant, including the grain, was

cut down to 2” with the flail mower. Ratoon stand was much poorer for those

plots in which the grain was not harvested first, therefore a low cutting height

obtained with a flail mower does not guarantee the good ratoon stand that is

needed for good ratoon yield. Instead, several possible factors can explain this

difference in stand. The additional straw is physically or chemically inhibiting

the ratoon crop growth, or the extra material that has to be mowed is preventing

an efficient chop by the flail mower, and either the presence of the relatively

large pieces of the straw or the duller cut of the stalk are somehow inhibiting the

ratoon crop growth. Very vigorous genotypes, such as XL-7, were more able to

grow out of the stand inhibition resulting from cutting the entire plant. This

weakly suggests that the inhibition is not due to a duller cut of the stalk because

a physical injury of the plant would usually result in a proportional decrease in

the potential yield rather than a setback to the vigor.

ii. In another research-plot study conducted in 2004, the entire plants, including

grain, were flail mowed, but three different cutting were used – 2, 4 and 6

inches. The plots cut at 6” had much better ratoon stand, and the stand of the 4”-

cut plots was somewhat better than the 2”-cut ones. These results suggest that a

chemical inhibition due to the presence of the extra straw was probably not a

factor because the differences in the mass of vegetation cut were much less than

the differences in resulting stand. What was probably happening in this study

was that the 6” height was tall enough to be above the mat of straw. Supporting

the conclusion that the inhibition is not chemical are the results obtained by

producers indicating that a low cutting height with the flail mower stimulates

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ratoon crop yield. A low cutting height means more straw and thus potentially

more chemical inhibition, but the opposite results are being obtained, thus

chemical inhibition seems unlikely whether through direct release of some

chemical from the straw or indirectly through increased substrate for microbial

action leading to low oxygen conditions in the flood water.

iii. The above two studies also allow us to suggest that yet another possible

explanation of the advantages of flail mowing is not likely to be a major factor.

The possible explanation was the removal of an inhibitory signal sent down the

stem from the panicle (this inhibitory signal can prevent new tiller

development), the more stem that was removed then the more inhibitory signal

that was removed. This scenario seems unlikely for the above studies because 1)

when the 2” cutting height was used for cutting both the whole plants and the

harvest residue, then the results were quite different although the amount of

inhibitory signal that was removed was the same, 2) when the cutting height

was varied but the whole plant was cut, then the stand was better with the

somewhat taller cutting height (6”), but the amount of inhibitory signal removed

would have been somewhat less, so these results are contrary to the hypothesis

that removal of an inhibitory signal is a major advantage to flail mowing.

iv. From these preliminary results, the primary advantages of flail mowing for

ratoon yield appear to lie in the system, namely a clean low cut with a good

chop so that mainly basal tillers are formed (basal tillers typically form a larger

panicle but take longer to develop). The good chop helps prevent straw matting

and wind-rowing which can either physically inhibit the developing tillers or

can shade them excessively. The clean cut minimizes any harm to the tillers,

and also provides a uniform cut to the field. Uniformity indirectly benefits yield

in several ways – by allowing relatively good uniformity in grain at harvest, this

means less greens or over-mature grain, and better timing of agrochemical

treatments and other management practices because of the better uniformity of

plant development.

v. Some tentative conclusions can be drawn concerning the use of flail mowing

following harvest of the main crop as a tool for enhancing ratoon crop yield: 1)

if a 6” cutting height performs as well as a 2” or 4” height, then the 6” height

would be preferred because it is more tolerant against possible inhibition due to

straw matting; 2) because neither chemical nor physiological (inhibition signal)

inhibition appear to be a major factor corrected by flail mowing, then

agrochemical treatments or management schemes that encourage vigorous

growth of the developing ratoon tillers would be complementary to the benefits

from flail mowing; and 3) the advantage of the low cutting height is probably

physiological, but the advantage of using the flail mower to achieve the low

cutting height is probably in its ability to minimize the matting. The results from

the 2004 flail mowing studies did not allow us to determine if the matting

primarily caused shading or a physical inhibition of tiller growth.

Economic Analysis 1. The economic advantages of a low cutting height have been

estimated previously by McCauley and Turner and Jund. The economic advantages of

using a flail mower to achieve the low cutting height rather than cutting low with the

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combine will come from several factors: 1) increased efficiency of main crop harvest

because the higher cutting height means less trash, 2) a disadvantage due to an extra pass,

in this case with the flail mower, 3) an advantage due to the better chop/pulverization

achieved by the flail mower. This appears to be the main advantage because it decreases

straw matting and allows better ratoon stand. I’m going to estimate this at a minimum of

1000 lbs/A, 4) some possibility of decreased chemical or water use due to increased

uniformity of the ratoon crop, but I’m assuming that this is not applicable with the current

practices being used; 5) an improved milling quality due to increased uniformity of grain

maturation due to increased uniformity of the ratoon stand (part of the increased

uniformity is due to the low cutting height and not the flail mowing per se), and 6) there

will be an advantage due to the amenability of the flail mowed fields to use of

management schemes, including fertility, and PGR treatments to push the ratoon crop for

good vegetative growth. The only factor I’ve put a number on at this point is increased

yield. At $7/cwt and 10 cwt/A increase and $10/A decrease for extra pass and 80,000

acres (40% on average of Texas acres ratooned, and 200,000 acres of rice), then a rough

estimate of economic advantage to Texas rice producers is $4.8 million.

Next Steps in Research 1. Document the ratoon crop yield advantage of flail mowing of

main crop at 6” cutting height vs. 6” cutting height achieved by combine. Do this for

popular cultivars. Assess the effects of PGRs and management schemes to promote early

vegetative growth of the ratoon crop.

Objective 2. Evaluate a gibberellin treatment applied to the ratoon crop soon after stand

has been re-established for ability to encourage rapid growth of the young ratoon tillers

with possible benefit of rapid canopy closure and increased yield. (This objective was

modified to focus on the identification of plant growth regulators and management

schemes to enhance ratoon tiller numbers, and thus stand.)

Progress and Results 2. Most of the acreage in Texas is planted in varieties with good

ratoon potential, thus the limitations in consistent ratoon stand are likely to be due to an

interaction of environment and physiology. The bases for early, vigorous and uniform

ratoon stand establishment were addressed because there are indicators that large yield

improvements can be made at this stage.

Are there agrochemical or management schemes that can potentially increase the number

of ratoon tillers? We know from our research in the previous years that the gibberellic

acid treatment can stimulate the vigor of ratoon tillers once they have initiated (see

objective 3), but it doesn’t do any good to stimulate the vigor of the ratoon tillers unless

they are there in the first place.

Yes, there are agrochemical or management schemes that can increase the number of

ratoon tillers. In 2004 and previous years, we’ve identified a number of treatments that

can stimulate ratoon tiller number. This is the area for which we probably made the most

exciting progress during this last year. Our ability to find a number of ways to increase

tiller number is indicative that we are gaining an increased understanding of the

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limitations to tiller establishment, which is important to ratoon stand establishment and

yield.

There are several points of evidence for this claim:

i.As mentioned under Objective 3, gibberellic acid treatment significantly increased

ratoon tiller number (doubled) in one research plot study. Gibberellic acid is the

plant growth hormone, and is usually used as a PGR for increasing plant

growth, not for starting new growth. There are situations, however, where it can

force a tiller bud to break out of a certain kind of dormancy.

ii.Benzyladenine nearly doubled the number of ratoon tillers in a replicated

research-plot study. Benzyladenine is present in several PGRs, and is known as

the plant branching hormone

iii.TIBA, (triiodobenzoic acid), another commercially available PGR, significantly

stimulated the number of basal ratoon tillers relative to those higher up the stem.

The basal ratoon tillers are usually preferred because they make larger panicles

as long as they have time to mature.

iv.An increase in the amount of sunlight available to the base of the ratoon plants

significantly increased the number of ratoon tillers in one research-plot study.

The increase was achieved by placing white plastic under the rows to reflect

light back off of the soil. Other colors of plastic did not increase the number of

ratoon tillers.

v.In the study above, a specific red color of plastic inhibited the number of ratoon

tillers. This strongly suggests the involvement of something called the

phytochrome system, which is a hormonal kind of response in plants that is

triggered by changes in the sunshine due to shading by green leaves. The red

plastic mimicked the effect of this kind of shading based on how the plant

responds physiologically. The inhibition of tillering due to shading from green

leaves has been observed in other kinds of grasses.

vi.In a greenhouse study of two years, we decreased the amount of UV light that the

rice plants received. The number of tillers was decreased when the UV was

decreased below normal. Low UV light triggers another kind of hormonal

response in plants that happens naturally when plants are shaded by green

leaves. When we want the ratoon tillers to initiate and develop early before

harvest of the main crop, then we are sometimes asking them to grow in the

shade of the main crop growth. Plants like to grow new branches in the light not

in the shade, and have developed mechanisms to inhibit this kind of

development. We want the tillers to develop because we know we will give

them their sunshine fairly soon, but we have to fight against these natural plant

mechanisms. The use of PGRs to stimulate new tiller development is one

obvious way of fighting back. These PGRs that we know can stimulate ratoon

tiller production act against these mechanisms (like the shading effects

involving phytochrome and low UV light). Because shading is not the only

factor that can inhibit tillering, but is likely to trigger a similar chain of events in

the plant leading to the tiller inhibition as the other factors, when we can

identify these environmental inhibitory factors then we are also identifying

specifc mechanisms of inhibition that we know something about because of

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these common chains of events among inhibitory mechanisms. This gives us

good clues about what PGRs to use and when to further improve upon the set of

identified PGRs or management schemes to improve the consistency and

earliness of ratoon tiller stand, which is a primary limiting factor to achieving

ratoon yields in the 6000 pounds per acre range.

vii.Two more PGRs that are not normally used for this purpose significantly

increased ratoon tiller numbers (from 30 tillers per row-foot of the non-treated

to 40-42 tillers per row-foot) in a research-plot study this year. Both of the

PGRs, if proven to be efficacious, are likely to be economically beneficial

because of their low chemical cost and potential to be tank-mixed with other

chemicals already being applied at the appropriate developmental stage.

Economic Analysis 2. We should be able to achieve ratoon yields of at least half that of

the main crop. This last year, the average ratoon yield was about 39% of the average

main crop yield (Jim Stansel. 2004 – Texas Rice Crop Statistics), then we are at about

80% of the minimum ratoon to main crop yield that we should be able to achieve.

Although a number of factors in ratoon cropping can be improved, we know that a

prominent factor for improvement is the ratoon stand. Assuming the adoption of other

practices that might help improve ratoon stand, we might still need to address the

physiological limitations to stand, such as those identified by manipulating the light

environment as mentioned in the studies above, and likely to be important as suggested

by the ability of the PGR treatments to improve stand. If we can improve ratoon tiller

count an average of 25% (to account for the 80% of the minimum ratoon to main crop

yield ratio), then we would expect a yield increase of about 600 pounds per acre.

Assuming that the PGRs are fairly inexpensive (they are commercially available) and can

be applied with other treatments (the timing for this should usually work), then the rough

estimate of the economic advantage of these PGRs to improve ratoon stand is [(7/cwt X 6

CWT/A) - $15/A application)] X 80,000 acres (40% on average of Texas acres ratooned,

and 200,000 acres of rice), then a rough estimate of economic advantage to Texas rice

producers is $2.1 million.

Next Steps in Research 2. Need to repeat some of these studies. Start optimizing rates,

timing, and tank-mixing potentials of the potential PGRs. Testing compatibility with

gibberellic acid and other treatments that primarily act to promote vigorous growth. In the

case of the management schemes, make sure we understand the physiology being

influenced. Obviously, the use of the plastics and UV- levels are research tools not

production management tools, but because these environmental factors cause a chain of

physiological events that encourage or discourage ratoon tiller initiation, then there does

exist PGR (plant hormones) options that can alter the chain of events to our benefit. The

Plant Physiology project seems to be closing in on a set of tools for improving ratoon

stand, but we need to keep working on making this set more robust.

Objective 3. Facilitate the transfer of a specific PGR treatment (Gibberellin at several

days post-flowering) to the producers through a) additional large-field testing, and b) a

second season of testing this PGR treatment on the most common varieties in use in

Texas.

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Progress and Results 3. Can a gibberellic acid treatment be applied before main crop

harvest to stimulate early growth of ratoon tillers so that they will be “up-and-running”

by main crop harvest? This ensures that the ratoon crop will be as early as practically

feasible for the particular field. This is important for two reasons: 1) any delay in

maturation of the ratoon crop can cause a lot of greens at harvest (the grain simply

doesn’t mature if the weather gets too cold), and 2) getting an early ratoon stand can

increase the potential yield. This is because the sooner the ratoon crop fills the spaces

between the plants, then the sooner the crop can maximize the capture of the sunlight

falling on the field. Maximum capture of the sunlight means more photosynthesis by the

field, which means more carbohydrates and reduced nitrogen are available to fill the

panicles.

Yes, a gibberellic acid treatment can be applied before main crop harvest to stimulate

early growth of ratoon tillers, resulting in increased ratoon yield without loss in main

crop yield or either crop’s grain quality, and with net economic benefit to the producer.

There are several points of evidence for this claim:

i. Several years of study have indicated that ratoon yield can be increased

significantly by about 500 pounds per acre when a gibberellic acid treatment is

applied to the main crop at a rate of 3 to 5 grams of active ingredient (a.i.) per

acre starting several days after peak flowering. Cocodrie ratoon yields have

been increased to this extent in approximately half of the studies conducted,

with significant yield increases seen at Beaumont and Eagle Lake. In the studies

for which no significant yield increase was observed, there was often a natural

explanation. For example, in one study fungal diseases of the ratoon crop

overwhelmed our ability to detect yield differences.

ii. Significant increases in yield, again of approximately 500 pounds per acre, have

been seen in other genotypes. The testing of the response of the genotypes has

been more limited with respect to number of studies. In particular all of the

research plots at the main site (Beaumont) for this study in 2004 were destroyed

by a funnel cloud that occurred soon before harvest of the main crop (see

figure). Indications are that the same gibberellic acid treatment regime will

result in significant ratoon yield increases for those cultivars and hybrids with a

more vigorous growth habit and otherwise healthy for ratooning. The yield

increases have been seen for XL-7 and XL-8, in addition to Cocodrie.

Example of extensive lodging in Physiology plots due to

funnel cloud in late July 2004

iii. The gibberellic acid treatment significantly

increased the length of ratoon tillers when

measured shortly before harvest of the main

crop. Measurements were made on four tillers

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per plant on plants obtained from similar positions within the plots. This

indicates that the gibberellic acid treatment accelerated growth of the ratoon

tillers.

iv. In another study, significantly more stems of the gibberellic acid-treated plots

had ratoon panicles compared to non-treated plots when measured one month

after main crop harvest.

v. In one study, the gibberellic acid treatment significantly increased the number

of ratoon tillers (49 per row-foot vs. 26 for the non-treated). Although this

increase in tiller number was not a likely explanation for an increased ratoon

yield in the study (because 26 tillers per row-foot might have been adequate),

the study nonetheless indicates the ability of an appropriately timed gibberellic

acid treatment to increase ratoon tiller development.

vi. The large-field testing has been difficult to summarize neatly. There have been a

number of studies conducted in different parts of the Texas Ricebelt and on

different cultivars and in different seasons, but I have no solid data from these

large-field tests to say that the treatment works. The most difficult part is getting

a good measure of yield for the various treatments. There are several producers

who believe that it is beneficial.

Economic Analysis 3. A combination of factors allow us to suggest that the treatment

can be of economic benefit. One is the low cost of the treatment of about $1-2 per grams

a.i. with 3 to 5 grams applied per acre. The gibberellic acid treatment is appropriate for

tank-mixing with stinkbug treatments. At $7/cwt and 5 cwt/acre, then the net profit is at

least $25/acre. Given that no adverse effects are known, and that the treatment cost is

low, the treatment is economically justified. At the above values, if 80,000 acres (40% on

average of Texas acres ratooned, and 200,000 acres of rice) are ratooned, then the net

benefit to Texas rice producers can be $2 million per year.

Next Steps in Research 3. This treatment is not of enough economic benefit to be

applied by itself, but it has promise to be tank-mixed and applied with stink-bug

treatments that are often applied during grain filling. The Plant Physiology project needs

to be teaming up with the Entomology project to test these tank-mixes. In addition, the

research to date has focused on optimizing the gibberellic acid treatment at the several-

days post-flowering period. We need to optimize the rates for when the compound is

applied during grain filling, and perform this for the common cultivars used in Texas rice

production.

Additional objectives addressed:

Objective 4. Analyze rice response to seasonal high nighttime temperatures to determine

how to maximize grain set and fill.

Progress and Results 4.

In the Texas ricebelt during a typical growing season there is always a possibility that

temperatures will be high enough to hurt yield. This is especially true if the temperatures

are high during sensitive periods of plant development. The sensitive periods are when

the various parts of the flower are starting to form, that period during flowering and right

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after this when the self-pollination occurs and grains start to form by seed set, and to a

lesser extent during grain filling when the quality of the grain can be hurt. Based on

literature from Asian rice research, the main effects are probably due to high night

temperatures. This is because the sensitive reproductive events usually occur at night.

The mechanisms by which heat stress causes losses in grain yield and quality in cultivars

and environmental conditions common to Texas were examined in initial studies.

Understanding the mechanism is necessary for efficient development of new genotypes,

management schemes, or agrochemical treatments to address the situation.

How to avoid losses in main crop yield due to periods of high temperature? To

understand the effects of high nighttime temperatures, we needed to be able to measure

rice plant response under a realistic range of nighttime temperatures, while not also

changing other environmental factors at the same time (otherwise any results we obtained

might be due to the change in the other variable and not the temperature). The Plant

Physiology project designed and constructed a novel way of heating the plants with near-

continuous adjustment to precisely maintained temperatures at whatever regime for the

day/night pattern that we wanted. All of this was done without enclosing the plants in any

sort of chamber, thus avoiding any change in humidity or light. The apparatus has been

used in several small studies this season. We are in the process of accumulating

replicated datasets and are keeping the apparatus in continuous use.

Economic Analysis 4. Temperatures in the Texas ricebelt do not get high enough to

decrease yield every year, but sometimes do. Assuming this happens once in five years,

and that the average yield loss is 10% (different areas will be influenced differently and

development varies within fields and even on the individual plants). Assuming all this,

then, an average annual loss across the Texas rice belt would be about $1.8 million.

These agrochemical treatments are commercially available, and would only be applied to

limited acreage in certain years, so the overall average annual application costs would be

fairly small.

Next Steps in Research 4. The Plant Physiology project needs to continue these

studies, so that we can understand the mechanisms involved. This knowledge will

influence the direction we take to develop applications to minimize yield and quality

losses. We’ve just gotten the system up-and-running this past season.

Objective 5. Focus on evaluation of potential plant growth regulators to minimize

inhibition of seed set and related rice plant responses to stress

Progress and Results 5. A common way by which an environmental stress can lead to a

decline in yield or quality is through disruption of the plant’s ability to deliver food (also

called the photosynthate or sugars or reserves) to the developing grain. This is also

commonly seen when stresses cause poor development of other plant parts, for example

tillers. The most likely weak link in the system for delivering photosynthate to the

developing grain or other plant parts was examined for its role in yield response to stress.

Simultaneously, potential plant growth regulators with ability to alter the activity of the

putative weak link were evaluated. If we are correct that this is the weak link, then an

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agrochemical treatment specifically addressing it would be useful until the breeding for

cultivars with less susceptibility could catch up.

An environmental stress or, for that matter, any kind of stress affects rice yield or quality

through a certain chain of events. For example, heat stress is possibly altering the activity

of a particular biochemical function that needs to stay in a certain optimal range to allow

the delivery of the photosynthate (food) to a developing plant part. If this activity is

altered just at the wrong time, for example by high nighttime temperatures for four or five

nights in a row right during peak flowering, then there is a good chance that the

photosynthate that is needed to supply the setting seeds will not be adequately provided

and the final yield will be poor because of low grain number.. The situation might not be

so different for insect damage or disease in which the leaves might be destroyed (thus

destroying the ability to photosynthesize) or the vessels carrying the photosynthate

(sugars) from the leaves to other parts of the plant is blocked or otherwise disrupted.

There is always a chain of events, but, especially in the case of environmental stresses,

which are relatively invisible compared to insects and diseases, the challenge is to know

what the chain is. We need to know this so that we can home in on an improvement

strategy, hopefully first by developing some sort of agrochemical treatment or

management scheme until a targeted varietal improvement program can be carried out.

This is why the Plant Physiology project has typically tried to examine potential

agrochemical treatments from the onset of a study, so that not only can we use them as

research tools to manipulate the plant response to a stress (which helps us tear into the

mechanism quickly), but we can also move them, or a cousin compound, along toward

application as quickly as possible if they act in a beneficial way for crop yield or quality.

There is a biochemical function that looks like it might be a weak link in rice

plant response to a number of environmental stresses. This is because it has a central role

in delivery of photosynthate to growing plant parts. During this last season, we initiated

several studies examining the role of this particular biochemical function and the effects

of certain chemical compounds that can influence its activity. Two of the three

compounds, if efficacious, would be likely to be economically feasible to use in

commercial production. The other compound would not be economical, but can give us

clues about what a cousin compound with commercial potential might look like.

Economic Analysis 5. The argument here is essentially that of Economic Analysis 4. For

Objective 5, the Plant Physiology project is trying to build a set of PGRs that can help

prevent yield or quality loss due to certain environmental stresses, including high night-

time temperature stress. The other stresses that we are concerned with include the heat

stress during grain filling as it affects grain quality, and ratoon tiller initiation, but I’m

going to hold the estimate at $1.8 million per year for the Texas rice producers until we

are able to demonstrate results for these other stresses.

We thank the Texas Rice Research Foundation for their support.

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TABLE OF CONTENTS

EXECUTIVE SUMMARY ..........................................................................................................................................1-5

RESEARCH PRESENTATION ............................................................................................................................. 6-15

I. OBJECTIVE ONE

Measure Each Entry’s Main and Ratoon Crop Yield and Milling Response With and Without

Fungicide Under Intense and Moderate N Management on Clay and Silt Loam Soil.

A. Methods ...............................................................................................................7-8

B. Results ............................................................................................................... 8-10

1. Fungicide Effects on Rice Yield................................................................... 8

2. N Fertilizer Effects on Rice Yield ................................................................ 8

3. Variety Yield Comparison (Cocodrie vs New Varieties) .............................. 9

4. Herbicide Resistant Variety Yield Comparison ............................................ 9

5. Main Crop Variety Milling and Whole Grain/A Comparisons ...................... 9

6. Ratoon Crop and Total Crop Production .................................................... 10

7. One Important Discovery........................................................................... 10

II. OBJECTIVE TWO Measure the Contribution of Each Management Practice to Ratoon Crop Yield Using Cocodrie

as the Test Variety.

A. Methods ................................................................................................................ 10

B. Results .................................................................................................................. 11

III. OBJECTIVE THREE Identify Varieties with Best Yield and Milling When Planted Beyond the Optimum Planting

Date.

A. Methods ................................................................................................................ 11

B. Results .................................................................................................................. 12

1. Delayed Planting Effects on Yield at Beaumont ......................................... 12

2. Delayed Planting Effects on Yield at Eagle Lake ....................................... 12

3. Delayed Planting Effects on Milling of Each Variety ................................. 12

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TABLE OF CONTENTS (CONT.)

IV. OBJECTIVE FOUR Calculate an Economic Ranking from Each Entry’s Average Main, Ratoon, and Total Crop Net

Income/A, thus Providing a Better Variety Evaluator than Separate Yield and Milling Values.

A. METHODS ...............................................................................................................12

B. RESULTS .................................................................................................................13

1. Comparison of Economic Rankings at Beaumont....................................... 13

2. Comparison of Economic Rankings at Eagle Lake ..................................... 14

3. Other Conclusions from Economic Data .................................................... 14

V. OBJECTIVE FIVE Provide Rice Variety Plots and Contribute Some Variety Characteristics and Growth Stage Data

for the New Website-based “Rice Development Advisory”.

A. METHODS ...............................................................................................................15

B. RESULTS .................................................................................................................15

TABLES

Table 1. Delayed Planting Effect on Yield at Beaumont...............................................................16

Table 2. Delayed Planting Effect on Yield at Eagle Lake .............................................................17

Table 3. Milling Yields as Influenced by Variety Location and Planting Date..............................18

Table 4. 2004 Economic Analysis of Varieties at Beaumont ........................................................19

Table 5. 2004 Economic Analysis of Varieties at Eagle Lake.......................................................20

Table 6. Summary of Economic Analysis and Economic Ranking for MC, RC, and TC at Beaumont

and Eagle Lake...............................................................................................................21

Table 7. Variety Characteristics Summary ..................................................................................22

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TABLE OF CONTENTS (CONT.)

FIGURES

Fig.1. MC, RC, TC Yields at Eagle Lake for 4 Treatments On Each Variety ............................23

Fig.2. MC, RC, TC Yields at Beaumont for 4 Treatments on Each Variety...............................24

Fig.3. MC Milling Yield and Lbs Whole Grain/A When Planted Mar 27 at Beaumont in 200425

Fig.4. MC Milling Yield and Lbs Whole Grain/A When Planted Apr 1 at Eagle Lake in 200426

Fig.5. Cocodrie, MC and RC Yield for 4 Treatments at Beaumont. ..........................................27

Fig.6. Contribution of RC Input Toward Cocodrie RC Yield at Beaumont ...............................28

Fig.7. Cocodrie, MC and RC Yield for 4 Treatments at Eagle Lake..........................................29

Fig.8. Contribution of RC Input Toward Cocodrie RC Yield at Eagle Lake..............................30

Fig.9. Growth Stage Intervals for Varieties Grown at Beaumont ..............................................31

Fig.10. Growth Stage Intervals for Varieties Grown at Eagle Lake.............................................32

APPENDIX

Appendix Table A. Comprehensive Data for Varieties at Eagle Lake 2004

Appendix Table B. Comprehensive Data for Varieties at Beaumont 2004

Appendix Table C. Rice Support Price for Each Variety

Appendix Table D. Recommended Cultural Practices Formulated by Rice Producers with History of

High Yield

Letter from TRRF Board Making Recommendations for the 2004 Proposed Variety Evaluation

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EXECUTIVE SUMMARY

The primary objective was to identify the best conventional, hybrid, and herbicide resistant rice varieties

for main and ratoon yield in Texas. Nine varieties were evaluated and ranked according to their main

and ratoon crop production economics on clay soil at Beaumont and silt loam soil at Eagle Lake.

Delayed planting effects on variety yield were measured. The contributions of seven crop management

practices to ratoon crop yields were recorded. TRRF Board recommended treatments were included.

Multiple fungicide applications were used under intense and moderate N fertilizer management.

Cocodrie, Cheniere, Cybonnet, Banks, CL161, CLXL8, Jefferson, TX9092 and XP723 were included.

Results for each of the five specific research objectives follow:

I. OBJECTIVE ONE: Measure each entry’s main and ratoon crop yield and milling response with

and without fungicide under intense and moderate N management on clay and silt loam soils.

Figures 1 and 2 on pages 23 and 24 show main crop (MC), ratoon crop (RC), and total crop (TC)

yield response to fungicide and nitrogen at Beaumont and Eagle Lake.

A. FUNGICIDE EFFECTS

Dr. Joe Krausz observed less sheath blight on MC plots than expected considering almost

three weeks of rainy weather during mid-season. His observations confirmed the yield

data showing multiple fungicide applications (Tilt @ 6 oz and Quadris @ 8 oz on MC

and RC) helped RC yields more than MC for conventional varieties. In general, the

fungicide mixture applied to MC and RC did not always increase MC yield of

conventional varieties or have significant effect on hybrids, but increased RC and total

crop yields of non-hybrid varieties by 250 to 1000 lbs/A. See Section I. B. (Objective

One Results, page 8) for more details.

B. NITROGEN FERTILIZER EFFECTS ON RICE YIELDS

1. Hybrids

180 lbs N/A increased MC yields more than the 150 lbs N/A when applied in two

applications (preflood and booting) on XP723 grown on clay soil, but not on silt

loam soil.

2. Non-Hybrids

Pre-drain N on main crop and split N application on RC did not increase RC

yield. Possibly, the higher N rates on non-hybrid varieties (185 lbs N/A on MC

for silt loam and 215 for clay) plus 135 lbs N/A on RC may have masked the

effect of N practices designed to increase RC yield. Previous research shows that

as N rate increases, multiple N applications to “fine-tune” N fertilizer efficiency

become less effective.

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EXECUTIVE SUMMARY (CONT.)

C. VARIETY EFFECTS

1. Cocodrie vs. New Varieties (Figs. 1 and 2, pages 23 and 24)

a. Cheniere’s RC was lower than Cocodrie’s at Eagle Lake. Cheniere’s MC

and RC were lower than Cocodrie’s at Beaumont.

b.

c. Bank’s MC exceeded Cocodrie’s MC. However, Cocodrie’s RC was

higher at both locations.

d.

e. Cybonnet matched or exceeded Cocodrie’s MC, but not Cocodrie’s RC at

each location.

f.

g. XP723 exceeded Cocodrie’s MC and RC yields by 1000 to 2000 lbs/A and

total crop yields up to 3000 lb/A regardless of location.

D. HERBICIDE-RESISTANT VARIETY YIELD COMPARISON

CLXL8 tended to exceed CL161's MC and RC yields by 1000 lbs/A under 2004

conditions at both locations.

1. Main Crop Milling and Whole Grain /A Comparison

a. Average milling and pounds whole grain/A are shown in Figures 3 and 4.

b. Varieties producing more MC whole grain/A than Cocodrie at Beaumont

were CL161 (250 lbs/A), Cybonnet, Banks, CLXL8 (500 to 800 lbs/A),

and XP723 ( 1500 lbs/A). At Eagle Lake, varieties yielding more whole

grain/A than Cocodrie were CL161 ( 250 lbs/A), Cybonnet ( 500 lbs/A)

and XP723 ( 1500 lbs/A).

c. CL161's MC whole grain/A exceeded CLXL8 at Eagle Lake, but not at

Beaumont.

E. RATOON CROP CONTRIBUTION TO TOTAL YIELD

Cocodrie exceeded all entries except CLXL8 and XP723 in RC and TC grain production.

XP723 produced up to 2000 lbs/A more total grain/A and up to 1500 lbs/A more whole

grain than Cocodrie. See Figures 1, 2, 3, and 4.

F. MOST SIGNIFICANT FINDING

The new hybrid XP723 exhibited milling on par with Cocodrie and exceeded Cocodrie in

MC and RC yields.

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EXECUTIVE SUMMARY (CONT.)

II. OBJECTIVE TWO: Measure the contribution of each management practice to ratoon crop

yield using Cocodrie as the test variety.

A. The MC plus RC yields of the 4 basic treatments are shown in Figures 5 and 7. The

second yield bar from the bottom is the yield for maximum RC input. Figure 8 shows

that at Eagle Lake, the estimated contribution of management inputs toward RC yield for

Cocodrie in 2004 were:

1. Quadris plus Tilt on MC and RC 1831 lbs/A

2. Quadris plus Tilt on MC only 1407 lbs/A

3. Quadris plus Tilt on RC 425 lbs/A

4. Karate application to RC for stem borer 306 lbs/A

5. Multiple MC N applications (split PI, pre-drain and split on RC) had no effect on

RC yield. Three N applications on MC and one N application on RC yielded 4307

lbs of ratoon rice/A. While the five N applications on MC plus two N

applications on RC produced a RC of 4144 lbs/A.

6. The MC cutting height data are not shown because of inconsistencies in the data.

B. The management inputs contributing to RC yield were similar at Beaumont, (Fig. 6), but

of lower magnitude. Maximum inputs produced a RC yield of 4227 lbs/A (Fig. 5). The

estimated contribution of RC inputs toward RC yield of Cocodrie at Beaumont were:

1. Lower MC cutting height contribution 392 lbs/A

2. Quadris plus Tilt on MC and RC 361 lbs/A

3. Quadris plus Tilt on MC only 199 lbs/A

4. Quadris plut Tilt on RC only 152 lbs/A

5. Karate on RC 109 lbs/A

6. N management inputs (split PI nitrogen, pre-drain N, and split RC nitrogen) did

not contribute toward RC yield possibly because high N rates (225 lbs/A) masked

the effects of inputs like split N applications, that can increase N efficiency when

N rate is not excessive.

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xecutive Summary (Cont.)

III. OBJECTIVE THREE: Identify varieties with best yield and milling when planted beyond

the optimum planting date.

A. At Beaumont, the 2004 rice yield loss due to delaying the planting from March 27 until

May 10 resulted in a 177 lbs/A/ week delay in planting. This year the yield loss was

lower than the 250 lbs/A/week average over the past 4 years. Actual yields for May 10,

2004 planting were: XP723 (8200 lbs/A), CLXL8 (7200 lbs/A), Banks, Cybonnet and

Cocodrie ( 6300 lbs/A) followed by TX9092, Cheniere, CL161 and Jefferson ( 5500

lbs/A). See Table 1.

B. At Eagle Lake, the 7-week delay in planting (April 1 to May 24) caused an average yield

loss of 186 lbs/A/week compared to the 4-year average 275 lbs/A/week. Delayed

planting yields of each entry were: XP723 ( 9000 lbs/A), CLXL8 ( 7800 lbs/A), TX9092

and Cocodrie ( 7000 lbs/A), Banks, Cybonnet and Cheniere ( 6300 lbs/A) followed by

Jefferson and CL161 ( 5500 lbs/A).

C. Milling yields as affected by delayed planting are shown in Table 3. Delayed planting

usually decreases milling yields as at Beaumont this year. The opposite effect was

recorded at Eagle Lake this year.

IV. OBJECTIVE FOUR: Calculate an economic ranking from each entry’s average main,

ratoon, and total crop net income/A; thus, providing a better variety evaluator than separate yield

and milling values.

Table 6 shows MC, RC, and TC ranking and net income/A for each variety at Beaumont and

Eagle Lake.

A. At Beaumont, the varieties listed in order of decreasing TC net income/A with net

income/A in parentheses were XP723 ($335/A), CLXL8 ($261/A), Cybonnet ($150/A),

Cocodrie ($118/A), CL161 ($85/A), Banks ($64/A), TX9092 ($42), Jefferson ($-1/A),

and Cheniere ($-36/A).

B. At Eagle Lake, the TC net income ranking was XP723 ($455/A), Cybonnet ($226/A),

CLXL8 ($222/A), CL161 ($157/A), Banks ($124/A), Cheniere ($85/A), Cocodrie

($81/A), TX9092 ($46A), and Jefferson $(43/A).

C. See Research Presentation Objective Four for more details including MC and RC ranking

and net income for each variety (Page 13).

D. The average MC, RC, and TC of all varieties at the bottom of Table 6 show that the RC

contributed 90 to 100% of the average TC net income/A.

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EXECUTIVE SUMMARY (CONT.)

V. OBJECTIVE FIVE: Provide rice variety plots and contribute some variety characteristics

and growth stage data for the new website-based “Rice Development Advisory”.

Table 7 and Figures 9 and 10 show typical variety specific data that this research contributes

directly to rice producers and to the new “Rice Development Advisory” website.

Varieties in field plots at Beaumont and Eagle Lake coupled with growth stage or climate data

collected by Jack Vawter, Mike Jund, and Dr. Yubin Yang and his team, contribute to a database

for the ‘Rice Development Advisory’ useful in predicting critical rice growth stages for Texas

rice producers.

This ENDS THE EXECUTIVE SUMMARY. Details of the Report follow in order of research objectives 1

through 5.

THE RESEARCHERS THANK TRRF FOR FUNDING THIS RESEARCH

DESIGNED TO HELP TEXAS RICE FARMERS.

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RESEARCH PRESENTATION

The primary research objective was to evaluate public and private US rice varieties for main and ratoon

crop production in Texas while developing variety specific management practices. This primary

objective was separated into five specific objectives listed below. The TRRF Board made the following

recommendations regarding the proposed research (See TRRF Board letter on last page of Appendix.)

1. Omit medium grain varieties and medium grain hybrids

2. Omit Cypress, Wells and Francis varieties

3. Include a “with” and “without” fungicide treatment

4. Tailor a single fertilizer management program for each entry. (A meeting of high yielding

ratoon crop producers was held to help formulate best management practices. See next to

last page of Appendix for producers recommended practices for Cocodrie).

Since the variety evaluation tests included new varieties not grown by the high-yield producers, each

entry was evaluated under moderate and intense N management rather than evaluated under a single

fertilizer management program recommended by TRRF Board. The intense management inputs evolved

out of the meeting with rice producers having a history of high RC yields.

OBJECTIVES

OBJECTIVE ONE

Measure each entry’s main and ratoon crop yield and milling response with and without fungicide under

intense and moderate N management on clay and silt loam soils.

OBJECTIVE TWO

Measure the contribution of each management practice to ratoon crop yield using Cocodrie as the test

variety.

OBJECTIVE THREE

Identify varieties with best yield and milling when planted beyond the optimum planting date.

OBJECTIVE FOUR

Calculate an economic ranking from each entry’s average main, ratoon and total crop net income/A, thus

providing a better variety evaluator than separate yield and milling values.

OBJECTIVE FIVE

Provide rice variety plots and contribute some variety characteristics and growth stage data for the new

‘Rice Development Advisory’ website.

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RESEARCH PRESENTATION (CONT.)

The methods and results for each objective follow:

I. OBJECTIVE ONE: Measure each entry’s main and ratoon crop yield and milling response

with and without fungicide under intense and moderate N management on clay and silt loam

soils.

A. METHODS

1. The following nine entries were included and represent four rice variety groups:

TRUE SEMIDWARF (LESS THAN 100 CM OR 38 INCHES TALL)

Cheniere second year from Louisiana

Cocodrie standard from Louisiana

Cybonnet new from Arkansas

Jefferson early maturing standard from Texas

TX9092 potential release from Texas

TALLER THAN SEMIDWARF

new from Arkansas

HYBRID

new RiceTec hybrid with excellent yield and milling improved to

compete with best conventional varieties

HERBICIDE RESISTANT

for red rice control from Horizon Ag

for red rice control from RiceTec

2. FUNGICIDE TREATED AND UNTREATED

A mixture of Quadris (8 oz/A) and Tilt (6 oz/A) was applied at main crop booting

and again on ratoon crop 45 days after flooding to help assure disease was not

limiting yield of the intense management treatment.

3. Levels of N Management for Variety, Hybrids and Soil

a. EAGLE LAKE (SILT LOAM)

Non-Hybrids = 185 lbs N/A on main crop plus 135 on ratoon in 7 or 4

applications

� 7 applications = 45 PP, 35 PF, 30 PI, 45 PI+14 days, 30 pre-drain,

plus 90 pre-ratoon flood and 45 lbs/A, 25 days later

� 4 applications = 45 PP, 80 PF, 60 PI plus 135 ratoon preflood

Hybrids = 150 or 180 lbs N/A on MC plus 135 on ratoon applied in 3

applications

� 3 applications = 90 or 120 preflood, 60 booting plus 135 ratoon

preflood

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RESEARCH PRESENTATION (CONT.)

b. BEAUMONT (CLAY SOIL)

Non-hybrids = 215 lbs N/A on main plus 135 lbs/A on ratoon in 7 or 4

applications

� 7 applications = 45 PP, 60 PF, 45 PI, 45 PI+14 days, 30 pre-drain,

plus 90 pre-ratoon flood and 45 lbs/A, 25 days later

� 4 applications = 45 PP, 90 PF, 80 PI plus 135 pre-ratoon flood

Hybrids = 150 or 180 lbs N/A plus 135 on ratoon applied in 3

applications

� 3 applications = 90 or 120 preflood, 60 booting plus 135 ratoon

preflood

4. The test was drill-planted March 27 at Beaumont using 8 rows spaced 8" apart

and 20' long. The Eagle Lake site was drill-planted April 1 using 10 rows spaced

7 �" apart and 16' long.

5. Seeding rates were adjusted for seed/lb and germination of each entry to obtain

targeted plant populations of 15 to 20 seedlings/ft2 for conventional varieties and

9 to 12 for hybrids.

B. RESULTS

Figures 1 and 2 (pages 23 and 24) show main crop (MC), ratoon crop (RC), and total

crop (TC) yield response to MC and RC fungicide plus N management at Eagle Lake and

Beaumont.

1. FUNGICIDE EFFECTS ON RICE YIELDS:

Although Tilt fungicide applications to RC are not labeled, we applied a mixture

of Tilt (6 oz/A) and Quadris (8 oz/A) to both MC and RC to maximize yield

potential of each of the 9 entries at the two locations. The extremely rainy

weather during mid-season suggested that sheath blight disease would be a

problem, yet Dr. Joe Krausz observed the MC test plots and attributed the lack of

plant disease to temperatures below 85°F suppressing the disease organisms. In

general, Figures 1 and 2 showed the Tilt and Quadris mixture on MC and RC

tended to benefit RC yield more than MC yields. Especially for Cybonnet,

Cocodrie, Cheniere, and CL161 at Eagle Lake and Banks, Cybonnet, CL161,

Jefferson, Cheniere, and TX9092 at Beaumont. This mixture of fungicides on

MC and RC did not always increase MC yield of conventional varieties or have

significant effect on hybrids (XP723 and CLXL8) MC yields. However, the

fungicide mixture usually increased RC and total crop yields of conventional

varieties 250 to �1000 lbs/A, but not hybrid rice yields.

2. N FERTILIZER EFFECTS ON RICE YIELDS:

a. Hybrids

The 180 lbs N/A produced approximately 500 lbs/A higher MC yields of

XP723 than 150 lbs N/A when applied in two applications (preflood and

booting) at Beaumont. The higher N rates did not produce higher MC

yields at Eagle Lake.

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RESEARCH PRESENTATION (CONT.)

b. Non-Hybrids � No clear yield advantage of multiple N applications on

conventional varieties was evident, possibly because the high MC

nitrogen rates (185 lbs N/A at Eagle Lake and 215 lbs N/A at

Beaumont) masked the effect of multiple N applications designed

to improve N efficiency and increase yield. This observation

would not be possible had we not used a moderate as well as an

intense N management treatment.

� Three N applications on MC tended to maximize MC and RC

yields of Cocodrie, Jefferson, Cheniere and TX9092 at Beaumont

and Eagle Lake.

� Five N applications on MC tended to maximize MC and TC yields,

but not RC yields of Banks, Cybonnet and CL161.

� Seven N applications (5 on MC + 2 on RC) did not consistently

produce higher RC yields than four N applications (3 on MC + 1

on RC). Had we tested only a single N management for each

entry, we could not draw conclusions regarding multiple

applications of N.

3. VARIETY YIELD COMPARISON (COCODRIE VS. NEW VARIETIES):

a. Cheniere’s MC (8000 lbs/A) was on par with Cocodrie’s, but RC yields

were lower than Cocodrie’s at Eagle Lake. At Beaumont, Cocodrie was

superior in both MC and RC. See Figures 1 and 2, pages 23 and 24.

b. Banks’ MC yield exceeded Cocodrie’s. However, Cocodrie’s RC was

higher at both locations.

c. Cybonnet’s MC yields were similar to Cocodrie while Cocodrie’s RC

yields were superior at both locations.

d. XP723's MC yields exceeded Cocodrie’s by more than 1000 lbs/A at

Beaumont and 2000 lbs/A at Eagle Lake. XP723 also produced

significantly higher RC yields than Cocodrie.

4. HERBICIDE RESISTANT VARIETY YIELD COMPARISON:

The herbicide resistant hybrid CLXL8 tended to yield up to 1000 lbs/A more than

CL161 in both MC and RC yields under 2004 conditions. CL161 had a slight

milling advantage at Beaumont and large advantage at Eagle Lake.

5. MAIN CROP VARIETY MILLING AND WHOLE GRAIN/A COMPARISONS:

Average milling yields for each entry and pounds whole grain/A (i.e., the product

of % milled rice times grain yield/A) are given in Figures 3 and 4.

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RESEARCH PRESENTATION (CONT.)

a. Varieties producing more MC whole grain/A than Cocodrie at Beaumont

were: CL161 ( 250 lbs/A), Cybonnet, Banks, CLXL8 ( 800 lbs/A) and

XP723 ( 1500 lbs/A).

b. Varieties producing more MC whole grain/A than Cocodrie at Eagle Lake

were: CL161 ( 150 lbs/A), Cybonnet ( 500 lbs/A), and XP723 ( 1500

lbs/A).

c. CL161's MC whole grain/A exceeded CLXL8, at Eagle Lake, but not at

Beaumont.

6. RATOON CROP AND TOTAL CROP PRODUCTION

Cocodrie’s ratoon crop yield helped to produce more total crop yield and whole

grain/A than all entries except CLXL8 and XP723. XP723 produced up to 2000

lbs/A more total grain/A and up to 1500 lbs/A more whole grain than Cocodrie in

2004.

7. One of the most important discoveries from this year’s variety comparison is a

hybrid with high yield and milling. The XP723 RiceTec hybrid produced whole

grain milling yields on par with Cocodrie (i.e., 58% at Eagle Lake and 67% at

Beaumont) and out yielded Cocodrie by 1500 lbs/A. It is difficult to see how the

best conventional varieties can compete with hybrids like XP723, if hybrids

continue to produce significantly more whole grain/A and have a similar or lower

rice production cost.

II. OBJECTIVE TWO: Measure the contribution of each management practice to ratoon

crop yield using Cocodrie as the test variety.

A. METHODS:

Since there were too many varieties to test the contribution of each ratoon crop

management practice on all varieties, Cocodrie was chosen as the “test” variety at

Beaumont and Eagle Lake. The four basic treatments consisted of 4 or 7 N applications

with and without fungicide (Tilt - 6 oz and Quadris - 8 oz) applied to MC and RC. Yields

of the four treatments are shown in Figures 7 (Eagle Lake) and 5 (Beaumont). The

second yield bar from the bottom of Figures 5 and 7 shows Cocodrie’s MC and RC yields

for maximum RC inputs (i.e., seven N applications: preplant, preflood, PI, PI+14 days,

pre-drain, pre-ratoon flood and again 25 days later, fungicide mixture application at MC

booting and 25 days after RC flood, plus lowering MC cutting height to 10-12 inches.)

To determine the yield contribution of each RC practice or input, we measured changes

in RC yield as we omitted one of the RC practices.

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RESEARCH PRESENTATION (CONT.)

B. RESULTS

Figures 6 (Beaumont) and 8 (Eagle Lake) show the positive or negative effects of

omitting one practice from the maximum RC input practices. Figure 8 shows that for

2004 conditions at Eagle Lake, the Quadris/Tilt mixture applied on MC and RC

contributed 1831 lbs/A toward the 4227 lbs/A RC yield. Fungicide mixture only on MC

contributed 1407 lbs/A to RC. A single application of the fungicide mixture to the RC

contributed 425 lbs/A to the RC yield. Even though Tilt fungicide is not labeled for RC,

these data suggest it should be. A Karate insecticide application to RC contributed 306

lbs/A towards the 4227 RC yield.

Multiple N applications (split PI application, pre-drain application and split RC N) tended

to reduce the RC yield, as well as increase application cost. This RC yield decrease was

supported by the fact that the RC yield for minimum N application [4822 lbs/A (See Fig.

7)] with fungicide exceeded the RC yield with maximum N applications (4227 lbs/A).

These data indicate that fungicide and insecticide contributed significantly to RC yield of

Cocodrie at Eagle Lake, but multiple N applications did not contribute; possibly because

of the high soil N supply in the Eagle Lake soil. However, similar results were observed

at Beaumont (Fig. 5 and 6) where the clay soil is low in N and multiple N applications

did not contribute to RC yield (See Fig. 6). The RC practices contributing most to RC

yield (4114 lbs/A) were cutting main crop stubble to 10-12 inches (392 lbs/A), fungicide

on MC and RC (361 lbs/A), fungicides just on MC (199 lbs/A), fungicide on RC only

(152 lbs/A) and Karate insecticide on RC (109 lbs/A).

III. OBJECTIVE THREE: Identify varieties with best yield and milling when planted

beyond the optimum planting date.

A. METHODS

Varieties were planted first on Mar 27 and April 1 at Beaumont and Eagle Lake,

respectively, as described in Objective One. The delayed planting occurred May 10 at

Beaumont and May 24 at Eagle Lake. Under delayed planting conditions, the varieties

received inputs listed below which were common to a treatment in the early planted

experiment to assure planting date was the only variable. Yields of each planting date at

a location were compared to measure the effect of delayed planting on MC yield of each

variety. The delayed planting treatments were:

1. 215 lbs N/A (at Beaumont) or 185 lbs N/A (at Eagle Lake) applied in three

applications on conventional varieties with hybrids receiving 180 lbs N/A in two

applications.

2. No fungicide applied.

3. Other recommended production practices assure planting date was the yield

limiting factor on main crop. Ratoon crop was eliminated by delayed planting.

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RESEARCH PRESENTATION (CONT.)

B. RESULTS

1. DELAYED PLANTING EFFECTS ON YIELD AT BEAUMONT (TABLE 1)

For the past 4 years, the average yield loss for 6-week delay in planting was �250

lbs/A/week delay. This year the average yield loss across all varieties was �177

lbs/A/week delay. The variety showing the least yield loss was Cheniere, but the

hybrid variety XP723 produced highest yields (8200 lbs/A) under delayed

planting conditions. The delayed planting yields arranged in order of decreasing

yield were XP723 (�8200 lbs/A), CLXL8 (7200 lbs/A), Banks, Cybonnet,

Cocodrie (�6300 lbs/A), followed by TX9092, Cheniere, CL161 and Jefferson

yielding about �5500 lbs/A under delayed planting conditions at Beaumont.

2. DELAYED PLANTING EFFECTS ON YIELDS AT EAGLE LAKE (TABLE 2)

Although the delayed planting yields were slightly higher at Eagle Lake relative

to Beaumont, the average yield loss per week delay over the 7-week delay in

planting at Eagle Lake was �186 lbs/A/week delay similar to the �177 lbs/A/week

delay at Beaumont, but less than the 4-year average of 275 lbs yield loss/A/week

at Eagle Lake. TX9092 only lost about 50 lbs/A /week, but XP723 produced by

far highest yields under delayed planting conditions. The following yields were

recorded for delayed planting at Eagle Lake: XP723 (�9000 lbs/A), CLXL8

(�7800 lbs/A), TX9092 and Cocodrie (�7000 lbs/A), Banks, Cybonnet and

Cheniere (�6300 lbs/A) followed by Jefferson and CL161 (�5500 lbs/A). The

hybrid varieties continue to show higher yield potential under delayed planting

conditions.

3. DELAYED PLANTING EFFECTS ON MILLING OF EACH VARIETY

Table 3 shows milling yields as influenced by variety, location and planting date

during 2004. Typically, delayed planting lowers milling as occurred at Beaumont

in 2004. However, delayed planting tended to increase milling at Eagle Lake,

possibly because early planting milling yields at Eagle Lake were lower than

normal. Variety had a stronger effect on milling than location and planting date.

IV. OBJECTIVE FOUR: Calculate an economic ranking from each entry’s average main,

ratoon, and total crop net income/A, thus, providing a better variety evaluator than separate yield

and milling values.

A. METHODS

Tables 4 and 5 show main crop (MC) and ratoon crop (RC) yields and milling for each

variety subjected to treatments 1, 2, 3 and 4 (i.e., treatments 1 and 2 received moderate N

inputs and treatments 3 and 4 received intense N inputs while treatments 1 and 3 received

no fungicide, but 2 and 4 received multiple fungicides described in Figures 1 and 2. Rice

price/cwt, used to calculate net income/A for each variety, ranged from $7.17 to $8.56, is

shown in Appendix Table C. James “Tinker” Hewitt of American Rice Growers Co-op

Anahuac

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RESEARCH PRESENTATION (CONT.)

Division calculated prices based on milled rice samples we measured from harvest plots.

Tables 4 and 5 show each variety’s MC, RC, and TC net income/A at Beaumont and

Eagle Lake. The average values for each crop are summarized in Table 6 where the

varieties are ranked in order of decreasing net income/A for TC yields. The numbers in (

) are the economic rank within the MC, RC, or TC columns.

Direct expenses were taken from Tables 24 and 25 found on pages 52 and 53 of the 2004

Rice Production Guidelines. Adjustments were made for each treatment’s fertilizer,

fungicide, and application cost based on 2004 cost for each of these inputs. Fixed cost,

which vary with land cost and farm, were not included in determining net income/A.

B. RESULTS

Entries are listed in order of decreasing average total crop net income/A for Beaumont

(Table 4) and Eagle Lake (Table 5). Cocodrie data are shaded to facilitate a comparison

of Cocodrie’s economic data with other entries. Table 6 summarizes the average net

income data for MC, RC, and TC for both locations and lists the varieties in order of

decreasing TC net income/A. The number in ( ) in each column indicates the entry’s

economic rank. A variety’s economic rank is a more comprehensive indication of a

variety’s potential than a comparison of separate yield and milling data. An economic

rank is derived from yield, milling, rice price, and direct expenses or production cost.

1. COMPARISON OF MC, RC AND TC ECONOMIC RANKINGS AT BEAUMONT:

Table 6 shows Cocodrie had a MC economic ranking of (6). The five varieties

with better MC economic rank than Cocodrie were CL161 (5), Cybonnet (4),

Banks (3), CLXL8 (2) and XP723 (1).

Cocodrie’s RC economic rank at Beaumont was (4) with TX9092 (3), CLXL8 (2),

and XP723 (1) showing better RC economic rank because of their higher RC net

income/A than Cocodrie.

Cocodrie’s TC economic rank was (4) which was exceeded by Cybonnet (3),

CLXL8 (2), and XP723 (1).

The Beaumont data in Table 6 suggest the two varieties from Arkansas (Cybonnet

and Banks), as well as CLXL8 and XP723, have potential to produce more MC

income than Cocodrie. Banks’ ratoon potential is less than Cocodrie’s. Cocodrie

had less TC potential than Cybonnet, CLXL8, and XP723.

Cheniere’s MC, RC, and TC economic rankings of (8), (7), and (9), respectively

were below Cocodrie’s (6), (4), and (4), respectively, indicating that under 2004

conditions, Cocodrie was economically better than Cheniere.

In comparing the herbicide resistant varieties, CLXL8's economic ranking was

always better than CL161's rankings.

Page 44: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

56

RESEARCH PRESENTATION (CONT.)

2. COMPARISON OF MC, RC AND TC ECONOMIC RANKINGS AT EAGLE LAKE:

Table 6 shows all varieties but Jefferson and TX9092 had equal or better MC, RC,

and TC economic rankings than Cocodrie.

a. In comparing herbicide resistant varieties, CL161 and CLXL8 had similar

economic rankings at Eagle Lake while CLXL8 tended to perform better

at Beaumont.

b. Cheniere and Cocodrie had similar economic rankings suggesting

Cheniere will perform as well as Cocodrie at Eagle Lake.

3. OTHER CONCLUSIONS FROM ECONOMIC DATA IN TABLES 4 AND 5

The economic data for treatments 1, 2, 3, and 4 shown in Tables 4 and 5, illustrate

that maximum inputs can sometimes produce the highest MC, RC, and TC gross

income/A, but lower inputs can produce the most net income/A. As management

level increased from moderate to intense inputs, direct expenses and gross

income/A increased for most varieties while net income/A decreased. Maximum

net income/A was achieved from the least inputs. In this study for conventional

varieties the treatments and inputs were:

TREATMENTS AND INPUTS FOR CONVENTIONAL VARIETIES:

Treatment 1 3 N applications on MC plus 1 N application to RC

Treatment 2 Same as Treatment 1 plus fungicide on MC and RC

Treatment 3 5 N applications on MC plus 2 N applications on RC

Treatment 4 Same as Treatment 3 plus fungicide on MC and RC

Detailed N application timings are given on pages 7 and 8. Had the N rates for

conventional varieties been lower than 185 lbs/A for MC plus 135 lbs/A for RC

at Eagle Lake or lower than 215 lbs/A for MC plus 135 lbs N/A for RC at

Beaumont, timing of N may have resulted in economic increases in rice yield.

Hybrid treatments and inputs were:

TREATMENTS AND INPUTS FOR HYBRIDS

Treatment 1 150 lbs MC N in 2 applications without fungicide

Treatment 2 150 lbs MC N in 2 applications plus fungicide

Treatment 3 180 lbs MC N in 2 applications without fungicide

Treatment 4 180 lbs MC N in 2 applications plus fungicide

Page 45: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

57

RESEARCH PRESENTATION (CONT.)

V. OBJECTIVE FIVE: Provide rice variety plots and contribute some variety characteristics

and growth stage data for the new website-based “Rice Development Advisory”.

A. METHODS

Seed per pound, emergence, tillering, and critical growth stages were recorded for all

varieties grown in the early and delayed planting studies at Beaumont and Eagle Lake.

These data along with other climatic data collected by others, contributed to Dr. Yubin

Yang and his team’s database for the Rice Development Advisory used to predict critical

rice growth stages of each variety.

B. RESULTS

Table 7 and Figures 9 and 10 show data describing the new and standard varieties. The

figures show the effect of planting date on critical growth stage development intervals for

each variety.

Page 46: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

58

TABLES

Table 1. Delayed planting effect on main crop yield of 6 conventional varieties 2 hybrids and 2

herbicide resistant varieties at Beaumont in 2004. Number in ( ) next to yields are each entries

yield ranking for the specific planting dates.

Main Crop Yields (lbs/A)

Entry Name Mar 27 May 10 Yield change (lbs/A)

XP723 9131 (1) 8156 (1) -975

CLXL8 8294 (2) 7153 (2) -1139

Banks 8062 (3) 6316 (4) -1746

Cybonnet 7293 (4) 6322 (3) -971

Jefferson 7065 (5) 5384 (9) -1681

Cocodrie 6956 (6) 6169 (5) -787

CL161 6897 (7) 5422 (8) -1475

TX9092 6110 (8) 5681 (6) -429

Cheniere 5967 (9) 5618 (7) -349

Avg = 7308 6247 1061

Page 47: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

59

Table 2. Delayed planting effect on main crop yield at Eagle Lake in 2004 for 6 conventional

varieties, 2 hybrids and 2 herbicide resistant. Numbers in ( ) next to yields are each entries yield

ranking for the specific planting dates.

Main Crop Yields (lbs/A)

Entry Name Apr 1 May 24 Yield change (lbs/A)

XP723 10936 (1) 9161 (1) -1775

CLXL8 8736 (2) 7806 (2) -930

Banks 8360 (3) 6462 (5) -1898

Cybonnet 7769 (4) 6263 (6) -1506

Cocodrie 7702 (5) 6921 (4) -781

CL161 7693 (6) 5456 (9) -2237

Cheniere 7594 (7) 6203 (7) -1391

TX9092 7205 (8) 7281 (3) -353

Jefferson 7033 (9) 5751 (8) -1282

Avg = 8114 6812 1303

Page 48: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

60

Table 3. Milling yields as influenced by variety, location, early planting (Objective One) and

delayed planting (Objective Two) during 2004.

Rice milling yields expressed as % whole grain / % total milled

Beaumont Eagle Lake

Variety Mar 27 May 10 Difference

a April 1 May 24 Difference

a

Banks 63/71 60/67 -3 53/69 56/68 +3

Cheniere 67/73 62/70 -5 58/71 59/71 +1

CL161 68/73 62/68 -6 61/70 63/70 +2

CLXL8 66/73 59/69 -7 48/68 55/70 +7

Cocodrie 65/72 61/69 -4 59/67 60/70 +1

Cybonnet 70/74 63/69 -7 64/71 64/71 0

Jefferson 65/72 64/70 -1 61/70 63/71 +2

TX9092 67/72 61/67 -6 60/70 62/70 +2

XP723 68/73 61/70 -7 59/70 59/70 0 a Difference in % whole grain milling due to delayed planting.

Page 49: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

43

MC

Net Incom

e

RC

Net Incom

e

Tota

l Net Incom

e

Tre

atm

ent

MC

MC

MC

MC

Gro

ssM

C D

irect

@ 2

004 P

rice

RC

RC

RC

RC

Gro

ssR

C D

irect

@ 2

004 P

rice

@ 2

004 P

rice

Variety

Num

ber

Yie

ld%

Whole

% T

ota

lIn

com

e ($/A

)E

xpense

s ($

) $

/AY

ield

% W

hole

% T

ota

lIn

com

e ($/A

)E

xpense

s ($

) $

/AR

C +

MC

($/A

)

XP

723

18397

68

73

712.0

7611.1

4100.9

34809

61

69

407.8

0144.6

4263.1

6364.0

9

28230

68

73

697.9

0649.4

548.4

55009

60

69

424.7

6175.6

6249.1

0297.5

6

39131

67

73

774.3

1625.1

2149.1

94953

60

69

420.0

1144.6

4274.3

2423.5

14

8985

69

73

766.4

2663.4

3102.9

94811

61

69

410.3

8175.6

6233.6

2336.6

1

8686

68

73

737.6

7637.2

9100.3

94896

61

69

415.7

4160.1

5255.0

5355.4

4

CLXL8

18159

65

73

678.8

3611.1

467.6

94546

58

69

378.2

3144.6

4233.5

9301.2

8

28034

65

72

664.4

1649.4

514.9

64740

60

70

392.0

0175.6

6216.3

4231.3

03

8294

64

73

685.9

1625.1

260.7

94304

57

69

355.9

4144.6

4210.2

5271.0

4

48405

66

73

703.5

0663.4

340.0

74525

59

70

378.7

4175.6

6201.9

8242.0

5

8223

65

73

683.1

6637.2

945.8

84529

59

70

376.2

3160.1

5215.5

4261.4

2

Cybonnet

17293

70

74

638.8

7578.2

546.5

72784

58

66

243.8

8144.6

499.2

4145.8

12

7465

70

74

652.4

4616.5

621.8

33648

59

67

318.8

4175.6

6143.1

8165.0

1

37801

69

74

675.5

7638.5

68.0

53026

56

65

262.0

5145.6

9116.3

6124.4

14

7951

70

74

694.9

2676.8

7-1

0.9

14062

58

66

355.0

2176.7

6178.2

6167.3

5

7628

70

74

665.4

5627.5

616.3

83380

58

66

294.9

5160.6

9134.2

6150.6

4

Cocodrie

16956

65

72

575.2

6578.2

5-1

7.0

44092

63

69

338.4

1144.6

4193.7

7176.7

3

2

7310

65

72

604.5

4616.5

6-2

6.0

74307

62

69

356.1

9175.6

6180.5

3154.4

6

3

6970

64

72

572.2

4638.5

6-9

5.2

83765

63

69

309.1

1145.6

9163.4

268.1

3

4

7354

65

73

611.8

5676.8

7-9

3.9

84114

62

69

342.2

8176.7

6165.5

271.5

5

7148

65

72

590.9

7627.5

6-5

8.0

94070

63

69

336.5

0160.6

9175.8

1117.7

2

CL 1

61

16897

68

73

591.7

6578.2

5-0

.54

2646

57

65

227.0

3144.6

482.3

981.8

5

27167

68

73

614.9

3616.5

6-1

5.6

83423

58

66

293.6

9175.6

6118.0

3102.3

53

7420

67

72

629.2

2638.5

6-3

8.3

03031

56

64

257.0

3145.6

9111.3

473.0

3

47575

68

72

649.9

4676.8

7-5

5.9

03661

55

64

314.1

1176.7

6137.3

581.4

6

7265

68

73

621.4

6627.5

6-2

7.6

03190

57

65

272.9

7160.6

9112.2

884.6

7

Banks

18062

63

71

661.0

8578.2

568.7

81917

53

65

157.1

9144.6

412.5

581.3

42

8273

64

71

675.0

8616.5

644.4

72548

56

67

207.9

2175.6

632.2

676.7

2

38485

62

71

683.8

9638.5

616.3

72124

54

65

171.1

9145.6

925.5

041.8

84

8595

62

71

692.7

6676.8

7-1

3.0

73065

57

67

247.0

4176.7

670.2

857.2

1

8354

63

71

678.2

0627.5

629.1

42414

55

66

195.8

4160.6

935.1

564.2

9

TX9092

16110

67

72

512.0

2578.2

5-8

0.2

83799

62

69

318.3

6144.6

4173.7

293.4

32

6023

68

72

507.1

4616.5

6-1

23.4

74240

64

70

357.0

1175.6

6181.3

557.8

7

36159

67

71

512.4

3638.5

6-1

55.0

93870

62

69

321.9

8145.6

9176.2

921.2

04

6076

67

72

509.1

7676.8

7-1

96.6

64391

63

69

367.9

7176.7

6191.2

1-5

.46

6092

67

72

510.1

9627.5

6-1

38.8

84075

63

69

341.3

3160.6

9180.6

441.7

6

Jeffe

rson

17065

65

72

584.2

8578.2

5-8

.02

2135

57

69

176.5

6144.6

431.9

223.9

0

27222

66

73

604.4

8616.5

6-2

6.1

33134

57

69

262.3

2175.6

686.6

660.5

33

6935

64

72

569.3

6638.5

6-9

8.1

62328

57

68

191.1

3145.6

945.4

4-5

2.7

2

47146

64

73

590.9

7676.8

7-1

14.8

63075

56

69

254.3

0176.7

677.5

4-3

7.3

1

7092

65

73

587.2

7627.5

6-6

1.7

92668

57

69

221.0

8160.6

960.3

9-1

.40

Chenie

re1

5967

67

73

508.9

9578.2

5-8

3.3

12507

57

65

213.8

5144.6

469.2

1-1

4.1

1

26134

68

73

526.3

0616.5

6-1

04.3

13361

57

67

288.3

7175.6

6112.7

18.4

03

6120

67

73

522.0

4638.5

6-1

45.4

82523

58

66

215.2

1145.6

969.5

2-7

5.9

64

6226

67

73

531.0

8676.8

7-1

74.7

53386

57

66

288.8

3176.7

6112.0

7-6

2.6

9

6112

67

73

522.1

0627.5

6-1

26.9

72944

57

66

251.5

6160.6

990.8

8-3

6.0

9

Ranked In

Ord

er O

f Tota

l Net In

com

e

Tab

le 4

. 2

004 E

co

no

mic

An

aly

sis

fo

r V

arie

ty S

creen

ing

at B

eau

mo

nt

19

Page 50: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

62

M

C N

et Incom

e

RC

Net Incom

e

Tota

l Net Incom

e

Tre

atm

ent

MC

MC

MC

MC

Gro

ssM

C D

irect

@ 2

004 P

rice

RC

RC

RC

RC

Gro

ssR

C D

irect

@ 2

004 P

rice

@ 2

004 P

rice

Variety

Num

ber

Yie

ld%

Whole

% T

ota

lIn

com

e ($/A

)E

xpense

s ($

) $

/AY

ield

% W

hole

% T

ota

lIn

com

e ($/A

)E

xpense

s ($

) $

/AR

C +

MC

($/A

)

XP

723

110706

59

70

839.3

5611.1

4228.2

14899

65

73

384.0

8144.6

4239.4

9467.7

02

10963

59

71

866.0

8649.4

5216.6

34785

66

73

378.0

2175.6

6202.3

6418.9

8

310936

59

70

857.3

8625.1

2232.2

64896

67

74

383.8

5144.6

4238.1

6470.4

24

10896

59

70

854.2

5663.4

3190.8

25260

65

73

412.3

8175.6

6235.6

2426.4

4

10875

59

70

854.2

6637.2

9216.9

84960

66

73

389.5

8160.1

5228.9

1445.8

9

Cybonnet

17769

64

71

641.7

2578.2

563.4

73698

65

71

305.4

5144.5

9160.8

6224.3

32

7927

65

71

659.5

3616.5

642.9

74668

66

72

388.3

8175.6

6212.7

2255.6

8

38010

66

71

670.4

4638.5

631.8

83757

64

70

314.4

6145.6

9168.7

7200.6

54

8090

65

71

673.0

9676.8

7-3

.78

4853

65

71

403.7

7176.7

6227.0

1223.2

3

7949

65

71

661.1

9627.5

633.6

34244

65

71

353.0

2160.6

8192.3

4225.9

7

CLXL8

19341

49

68

673.4

9611.1

462.3

54920

63

73

354.7

3144.6

4210.1

4272.4

9

29400

47

68

668.3

4649.4

518.8

95079

64

73

361.1

2175.6

6185.4

6204.3

53

8736

48

68

624.6

2625.1

2-0

.50

4774

60

72

341.3

4144.6

4195.6

5195.1

64

9271

49

68

668.4

4663.4

35.0

15385

61

72

388.2

6175.6

6211.5

0216.5

1

9187

48

68

658.7

2637.2

921.4

45040

62

73

361.3

6160.1

5200.6

9222.1

2

CL 1

61

17693

61

70

619.2

9578.2

541.0

43558

64

71

286.4

2144.5

9141.8

3182.8

7

27638

60

70

611.0

4616.5

6-5

.52

4103

63

71

328.2

4175.6

6152.5

8147.0

63

7640

63

71

626.4

8638.5

6-1

2.0

83473

62

71

284.7

9145.6

9139.1

0127.0

2

48030

63

71

658.4

6676.8

7-1

8.4

14473

63

71

366.7

9176.7

6190.0

3171.6

2

7750

62

71

628.8

2627.5

61.2

63902

63

71

316.5

6160.6

8155.8

8157.1

4

Banks

18360

53

69

624.4

9578.2

546.2

43545

62

71

264.8

1144.5

9120.2

2166.4

62

8579

54

69

646.0

0616.5

629.4

43552

63

69

267.4

7175.6

691.8

1121.2

43

8558

55

69

648.7

0638.5

610.1

43515

61

71

266.4

4145.6

9120.7

5130.8

8

48738

55

69

662.3

4676.8

7-1

4.5

33542

61

71

268.4

8176.7

691.7

277.1

9

8559

54

69

645.3

8627.5

617.8

23539

62

71

266.8

0160.6

8106.1

2123.9

5

Chenie

re1

7594

58

71

602.9

6578.2

524.7

12714

59

70

215.4

9144.5

970.9

095.6

22

7998

58

71

635.0

4616.5

618.4

83552

61

71

282.0

3175.6

6106.3

7124.8

5

37702

59

72

620.0

1638.5

6-1

8.5

52433

61

72

195.8

6145.6

950.1

731.6

24

7761

59

72

624.7

6676.8

7-5

2.1

13947

62

72

317.7

3176.7

6140.9

788.8

6

7764

59

72

620.6

9627.5

6-6

.87

3162

61

71

252.7

8160.6

892.1

085.2

4

Cocodrie

17702

59

69

599.9

9578.2

521.7

43168

66

72

246.7

9144.5

9102.2

0123.9

3

2

7873

60

69

618.0

3616.5

61.4

73491

66

72

271.9

5175.6

696.2

997.7

6

3

7901

59

69

615.4

9638.5

6-2

3.0

72874

64

71

223.8

8145.6

978.1

955.1

2

4

8033

60

69

630.5

9676.8

7-4

6.2

83462

66

72

269.6

9176.7

692.9

346.6

5

7877

60

69

616.0

2627.5

6-1

1.5

43249

66

72

253.0

8160.6

892.4

080.8

7

TX9092

17205

60

70

569.2

0578.2

5-9

.05

3549

64

72

280.3

7144.5

9135.7

8126.7

3

27512

60

70

593.4

5616.5

6-2

3.1

13530

66

72

278.8

7175.6

6103.2

180.1

03

7364

61

70

585.4

4638.5

6-5

3.1

22807

65

72

223.1

6145.6

977.4

724.3

4

47345

61

70

580.2

6676.8

7-9

6.6

22866

66

72

226.4

1176.7

649.6

5-4

6.9

6

7357

61

70

582.0

8627.5

6-4

5.4

83188

65

72

252.2

0160.6

891.5

346.0

5

Jeffe

rson

17033

61

70

559.1

2578.2

5-1

9.1

33599

64

71

286.1

2144.5

9141.5

3122.4

02

7231

61

70

574.8

6616.5

6-4

1.7

04588

65

72

364.7

5175.6

6189.0

9147.3

93

6749

58

70

525.7

5638.5

6-1

12.8

12877

65

71

224.1

2145.6

978.4

3-3

4.3

8

46658

59

70

521.9

9676.8

7-1

54.8

83421

66

72

268.2

1176.7

691.4

5-6

3.4

4

6918

60

70

545.4

3627.5

6-8

2.1

33621

65

72

285.8

0160.6

8125.1

242.9

9

Ranked In

Ord

er O

f Tota

l Net In

com

e

Tab

le 5

. 2

004 E

co

no

mic

An

aly

sis

fo

r V

arie

ty S

creen

ing

at E

ag

le L

ake

20

Page 51: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

63

Tab

le 6

.

Su

mm

ary

of

econ

om

ic p

erfo

rma

nce

base

d o

n m

ain

, ra

too

n a

nd

to

tal

yie

ld a

s w

ell

as

mil

lin

g a

nd

gra

de

wh

en p

lan

ted

Ap

ril

1,

20

04

on

sil

t lo

am

soil

at

Eagle

Lak

e an

d M

arc

h 2

7, 2004 o

n c

lay a

t B

eau

mon

t. V

ari

etie

s are

lis

ted

in

ord

er o

f d

ecre

asi

ng t

ota

l cr

op

net

in

com

e/A

at

each

loca

tion

. P

are

nth

eses

in

th

e m

ain

, ra

toon

an

d t

ota

l cr

op

colu

mn

s in

dic

ate

th

e vari

ety’s

rel

ati

ve

econ

om

ic r

an

k f

or

tha

t cr

op

. T

ab

les

4 a

nd

5 s

ho

w t

he

ma

in c

rop

an

d r

ato

on

cro

p y

ield

, m

illi

ng a

nd

exp

ense

s u

sed

to

calc

ula

te n

et i

nco

me/

A.

Ap

pen

dix

Tab

le C

sh

ow

s vari

ety

pri

ce/c

wt

for

main

cro

p.

NE

T M

AIN

, R

AT

OO

N A

ND

TO

TA

L C

RO

P V

AL

UE

$/A

AN

D E

CO

NO

MIC

RA

NK

(

)a

Net

in

com

e $

/A o

n c

lay

at

Bea

um

on

t

Net

in

com

e $

/A o

n s

ilt

loam

so

il a

t E

agle

Lak

e

Vari

ety

Mai

n C

rop

+

Rat

oo

n

Cro

p

=

To

tal

Vari

ety

Mai

n C

rop

+

Rat

oo

n

Cro

p

=

To

tal

XP

72

3

$ 1

00

(1

)

$ 2

55

(1

)

$ 3

55

(1

)

X

P7

23

$

21

7 (

1)

$

22

8 (

1)

$

44

5 (

1)

CL

XL

8

46

(2

)

2

15

(2

)

2

61

(2

)

C

yb

on

net

34

(2

)

19

2 (

3)

2

26

(2

) C

yb

on

net

16

(4

)

1

34

(5

)

1

50

(3

)

C

LX

L8

21

(3

)

20

1 (

2)

2

22

(3

) C

oco

dri

e -

58

(6

)

1

75

(4

)

1

18

(4

)

C

L1

61

1

(5

)

15

6 (

4)

1

57

(4

) C

L1

61

-

27

(5

)

11

2 (

6)

85

(5

)

B

ank

s

18

(4

)

10

6 (

6)

1

24

(5

)

Ban

ks

2

9 (

3)

3

5 (

9)

64

(6

)

C

hen

iere

-7 (

6)

9

2 (

9)

8

5 (

6)

TX

90

92

-1

38

(9

)

18

0 (

3)

4

2 (

7)

Co

cod

rie

-

11

(7

)

9

2 (

8)

8

1 (

7)

Jeff

erso

n

-6

1 (

7)

6

0 (

8)

-1

(8

)

T

X9

09

2

-45

(8

)

9

1 (

7)

4

6 (

8)

Ch

enie

re

-12

7 (

8)

91

(7

)

-36

(9

)

Je

ffer

son

-8

2 (

9)

12

5 (

5)

4

3 (

9)

Av

g =

-2

4

+

1

39

=

1

15

A

vg

=

16

+

14

2

=

15

8

a

Nu

mb

ers

in (

)

in

dic

ate

eco

no

mic

ran

kin

g f

or

mai

n o

r ra

too

n c

rop

s.

A v

arie

ty’s

eco

no

mic

ran

k r

efle

cts

var

iety

av

erag

e y

ield

, m

illi

ng

, p

rice

and

dir

ect

exp

ense

s fo

r m

ain

, ra

too

n o

r to

tal

cro

p i

n 2

00

4.

(1)

= h

igh

est

net

in

com

e/A

.

Page 52: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

64

TA

BL

E 7

.

VA

RIE

TY

CH

AR

AC

TE

RIS

TIC

S S

UM

MA

RY

V

AR

IET

Y C

HA

RA

CT

ER

IST

ICS

Day

s fr

om

em

erg

ence

fo

r ea

rly

pla

nti

ng

s

Var

iety

Nam

e

an

d G

rou

p

seed

per

po

un

d1

max

.

pro

du

ctiv

e

till

ers

per

pla

nt2

P

D

HD

M

atu

rity

Mat

ure

Pla

nt

Hei

gh

t

(in

ches

)

Var

iety

Str

eng

ths

Var

iety

Weak

nes

ses

TR

UE

SE

MID

WA

RF(

LE

SS

TH

AN

39

IN

CH

ES

TA

LL

OR

1 C

M T

AL

L)

Cy

bo

nn

et

19

,40

0

18�4

6

3

89

1

20

-12

1

35

-39

h

igh

MC

3y

ield

,

exce

llen

t m

illi

ng

no

t p

rov

en o

n

farm

ers

fiel

d

Ch

enie

re

20

,40

0

15�9

6

8

89

-92

1

20

-12

4

34

-37

M

C s

imil

ar o

r le

ss

th

an C

oco

dri

e R

C3y

ield

Co

cod

rie

18

,00

0

18�8

6

2

84

-89

1

20

-12

1

35

-38

MC

co

nsi

sten

cy,

del

ayed

pla

nti

ng

MC

yie

ld

RC

var

iab

ilit

y

Jeff

erso

n

16

,80

0

16�5

6

0

81

-83

1

15

-11

6

33

-39

earl

iness

, S

B3

tole

ran

ce,

lo

dg

ing

resi

stan

ce

chal

kin

ess,

inco

nsi

sten

t m

illi

ng

TX

90

92

1

8,6

00

1

3�3

6

2

85

-87

1

16

-11

7

33

-39

R

C y

ield

ti

ller

ing

cap

acit

y

MC

yie

ld

TA

LL

ER

TH

AN

SE

MID

WA

RF

S

Ban

ks

19

,30

0

14�6

6

3

88

-91

1

20

-12

1

43

-47

h

igh

MC

yie

ld

RC

co

nsi

sten

cy

and

yie

ld

HY

BR

IDS

XP

72

3

17

,60

0

22�8

6

6

85

-90

1

16

-11

8

43

-44

hig

h M

C a

nd

RC

yie

lds,

mil

lin

g o

n p

ar

wit

h c

on

ven

tio

nal

var

ieti

es

low

pla

nti

ng

rate

,

seed

co

st

HE

RB

ICID

E R

ES

IST

AN

T

CL

16

1

20

,10

0

20�1

0

67

9

0-9

2

12

0-1

21

3

7-4

1

imp

rov

ed y

ield

ov

er

CL

12

1 a

nd

14

1, r

ed

rice

co

ntr

ol,

her

bic

ide

resi

stan

ce

RC

, se

ed a

nd

her

bic

ide

cost

CLXL8

21

,30

0

33�5

6

0

88

-91

1

16

-12

0

43

-45

re

d r

ice

con

tro

l,

her

bic

ide

resi

stan

ce

seed

an

d

her

bic

ide

cost

1C

an v

ary

as

mu

ch a

s 1

0%

du

e to

cli

mat

e cu

ltura

l p

ract

ices

an

d s

eed c

lean

ing

. 2P

roduct

ive

till

ers

per

pla

nt

spac

ed 1

0 i

nch

es a

par

t nea

r plo

ts a

t B

eaum

ont

under

2004 c

ondit

ions.

3M

ain C

rop =

MC

; R

atoon C

rop =

RC

; S

B =

shea

th b

light.

Page 53: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

65

FIGURES

Page 54: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

66

Page 55: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

67

Page 56: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

68

Page 57: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

69

Page 58: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

70

Page 59: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

71

Page 60: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

72

Page 61: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

73

Page 62: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

74

Page 63: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

75

Page 64: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

76

APPENDIX

Page 65: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

43

Ap

pen

dix

Tab

le A

: C

om

preh

en

siv

e d

ata

fo

r v

arie

ties a

t E

ag

le L

ake 2

004

M.C

. *

Rat

oon

Tot

alM

.C.

M.C

.M

.C.

Yie

ldY

ield

Yie

ldD

ays

Day

sP

lant

M.C

.M

.C.

R.C

.R

.C.

Pre

pla

nt

Pre

floo

dP

I o

r G

RP

I +

14

Da

ys P

red

rain

Lbs

/ac

Lbs

/ac

Lbs

/ac

toto

Ht.

%%

%%

Var

iety

Trt

Rep

N (

lbs/

A)

N (

lbs/

A)

N (

lbs/

A)

N (

lbs/

A)

N (

lbs/

A)

Fu

ng

icid

e12

% M

.12

% M

.12

% M

.H

ead

Mat

(cm

)W

hole

Tot

alW

hole

Tot

al

Ba

nks

11

45

80

60

00

No

8701

3728

1242

991

123

109

54.6

69.0

62.1

070

.70

Ba

nks

12

45

80

60

00

No

7790

3291

1108

193

121

105

54.8

68.7

61.8

070

.70

Ba

nks

13

45

80

60

00

No

8847

3487

1233

493

123

114

51.9

68.4

Ba

nks

14

45

80

60

00

No

8103

3676

1178

092

122

102

52.5

68.8

8360

3545

1190

692

122

107

5369

6271

Ba

nks

21

45

80

60

00

Ye

s81

3036

9611

826

9312

210

853

.268

.868

.80

62.9

0

Ba

nks

22

45

80

60

00

Ye

s91

3528

0011

934

9112

111

055

.368

.968

.90

62.6

0

Ba

nks

23

45

80

60

00

Ye

s79

0937

5511

663

9312

410

351

.068

.5

Ba

nks

24

45

80

60

00

Ye

s91

4139

6013

101

9212

111

155

.669

.1

8579

3552

1213

192

122

108

5469

6963

Ba

nks

31

45

35

30

45

30

No

8070

2725

1079

591

119

104

56.0

69.2

61.1

071

.00

Ba

nks

32

45

35

30

45

30

No

8915

3752

1266

790

119

108

56.8

69.4

61.5

070

.50

Ba

nks

33

45

35

30

45

30

No

8970

3004

1197

490

120

110

53.7

68.9

Ba

nks

34

45

35

30

45

30

No

8275

4579

1285

491

119

109

53.4

68.5

8558

3515

1207

391

119

108

5569

6171

Ba

nks

41

45

35

30

45

30

Ye

s86

7735

0212

179

8912

010

956

.768

.959

.20

70.3

0

Ba

nks

42

45

35

30

45

30

Ye

s87

1439

9512

708

9111

910

456

.769

.563

.70

71.7

0

Ba

nks

43

45

35

30

45

30

Ye

s82

6333

7611

639

9112

010

854

.268

.8

Ba

nks

44

45

35

30

45

30

Ye

s92

9832

9412

593

9111

911

252

.468

.2

8738

3542

1228

091

119

108

5569

6171

Av

g.

Ac

ros

s A

ll T

rea

tme

nts

85

59

35

39

12

09

79

11

21

10

85

46

96

36

9

*Ra

too

n in

pu

ts f

or

tre

atm

en

ts 1

- 4

co

nv

en

tion

al v

arie

ties

are

as

follo

ws

RC

Pre

-fld

RC

Pre

-fld

+2

5 d

a.R

CR

C

N (l

bs/

A)

N (l

bs/

A)

Fu

ng

icid

eIn

sect

icid

e

13

50

No

Ye

s

13

50

Ye

sY

es

90

45

No

Ye

s

90

45

Ye

sY

es

Hyb

rids

rece

ive

d 1

35

lbs

Pre

-flo

od

N/A

with

or

with

ou

t fu

ng

icid

e

Da

ys t

o f

loo

d =

42

MC

stu

bb

le h

eig

ht

= 1

0 t

o 1

2 in

che

s

Page 66: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

78

Ap

pen

dix

Tab

le A

: C

om

preh

en

siv

e d

ata

fo

r v

arie

ties a

t E

ag

le L

ake 2

004 c

on

tin

ued

M.C

. *

Rat

oon

Tot

alM

.C.

M.C

.M

.C.

Yie

ldY

ield

Yie

ldD

ays

Day

sPl

ant

M.C

.M

.C.

R.C

.R

.C.

Pre

plan

tP

reflo

odP

I or

GR

PI

+ 1

4 D

ays

Pre

drai

nL

bs/a

cL

bs/a

cL

bs/a

cto

toH

t.%

%%

%

Var

iety

Trt

Rep

N (

lbs/

A)

N (

lbs/

A)

N (

lbs/

A)

N (

lbs/

A)

N (

lbs/

A)

Fun

gici

de12

% M

.12

% M

.12

% M

.H

ead

Mat

(cm

)W

hole

Tot

alW

hole

Tot

al

Chn

r1

145

8060

00

No

7908

3576

1148

593

129

8355

.570

.658

.60

69.7

0

Chn

r1

245

8060

00

No

7741

2666

1040

692

123

8359

.972

.060

.20

70.5

0

Chn

r1

345

8060

00

No

7353

2693

1004

692

127

8954

.870

.3

Chn

r1

445

8060

00

No

7373

1920

9293

9312

384

59.9

71.8

7594

2714

1030

893

126

8558

7159

70

Chn

r2

145

8060

00

Yes

7814

3081

1089

592

124

8858

.071

.862

.10

72.0

0

Chn

r2

245

8060

00

Yes

8027

3750

1177

690

125

8959

.171

.660

.40

70.9

0

Chn

r2

345

8060

00

Yes

7913

3595

1150

893

125

8655

.871

.2

Chn

r2

445

8060

00

Yes

8240

3782

1202

293

125

8557

.271

.2

7998

3552

1155

092

125

8758

7161

71

Chn

r3

145

3530

4530

No

7618

750

8369

9112

184

60.4

72.2

62.2

072

.80

Chn

r3

245

3530

4530

No

8352

3315

1166

791

123

8857

.771

.260

.30

70.6

0

Chn

r3

345

3530

4530

No

7402

2825

1022

792

125

8558

.571

.3

Chn

r3

445

3530

4530

No

7438

2841

1027

991

122

8461

.472

.7

7702

2433

1013

591

123

8559

7261

72

Chn

r4

145

3530

4530

Yes

7634

4366

1200

091

125

8455

.870

.263

.40

72.2

0

Chn

r4

245

3530

4530

Yes

7780

3709

1148

991

122

8461

.972

.661

.00

71.7

0

Chn

r4

345

3530

4530

Yes

7685

3614

1129

990

122

8662

.372

.5

Chn

r4

445

3530

4530

Yes

7943

4100

1204

292

125

8656

.071

.0

7761

3947

1170

891

123

8559

7262

72

Avg

. A

cro

ss A

ll T

reatm

en

ts7764

3161

10925

92

124

85

58

71

61

71

*Rat

oon

inpu

ts f

or t

reat

men

ts 1

- 4

con

vent

iona

l var

ietie

s ar

e as

fol

low

s

RC

Pre

-fld

RC

Pre

-fld

+2

5 d

a.R

CR

C

N (l

bs/

A)

N (l

bs/

A)

Fu

ng

icid

eIn

sect

icid

e

135

0N

oY

es

135

0Y

esY

es

9045

No

Yes

9045

Yes

Yes

Hyb

rids

rece

ived

135

lbs

Pre

-flo

od N

/A w

ith o

r w

ithou

t fu

ngic

ide

Day

s to

flo

od =

42

MC

stu

bble

hei

ght

= 1

0 to

12

inch

es

Page 67: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

79

Ap

pen

dix

Tab

le A

: C

om

preh

en

siv

e d

ata

fo

r v

arie

ties a

t E

ag

le L

ake 2

004 c

on

tin

ued

M.C

. *

Rat

oon

Tot

alM

.C.

M.C

.M

.C.

Yie

ldY

ield

Yie

ldD

ays

Day

sPl

ant

M.C

.M

.C.

R.C

.R

.C.

Pre

plan

tP

reflo

odP

I or

GR

PI

+ 1

4 D

ays

Pre

drai

nL

bs/a

cL

bs/a

cL

bs/a

cto

toH

t.%

%%

%

Var

iety

Trt

Rep

N (

lbs/

A)

N (

lbs/

A)

N (

lbs/

A)

N (

lbs/

A)

N (

lbs/

A)

Fun

gici

de12

% M

.12

% M

.12

% M

.H

ead

Mat

(cm

)W

hole

Tot

alW

hole

Tot

al

Ccd

r1

145

8060

00

No

7913

3168

1108

090

122

8959

.768

.666

.771

.7

Ccd

r1

245

8060

00

No

7855

3491

1134

690

123

8860

.469

.765

.20

71.5

0

Ccd

r1

345

8060

00

No

7097

2874

9971

9112

589

56.6

68.9

Ccd

r1

445

8060

00

No

7943

3462

1140

590

122

8758

.068

.6

7702

3249

1095

090

123

8859

6966

72

Ccd

r2

145

8060

00

Yes

7700

5099

1279

990

122

9359

.668

.965

.671

.9

Ccd

r2

245

8060

00

Yes

7940

4309

1224

991

124

8858

.768

.866

.20

72.1

0

Ccd

r2

345

8060

00

Yes

7754

4682

1243

590

122

9258

.868

.8

Ccd

r2

445

8060

00

Yes

8097

5199

1329

790

122

8861

.369

.0

7873

4822

1269

590

123

9060

6966

72

Ccd

r3

145

3530

4530

No

8083

1995

1007

888

119

8658

.569

.163

.771

.2

Ccd

r3

245

3530

4530

No

7940

2738

1067

888

120

9060

.669

.764

.20

70.8

0

Ccd

r3

345

3530

4530

No

7449

2858

1030

788

121

8359

.669

.2

Ccd

r3

445

3530

4530

No

8132

1992

1012

488

119

8858

.768

.9

7901

2396

1029

788

120

8659

6964

71

Ccd

r4

145

3530

4530

Yes

7625

4555

1218

188

122

8359

.969

.766

.572

.3

Ccd

r4

245

3530

4530

Yes

8112

3801

1191

388

119

9259

.969

.266

.30

72.6

0

Ccd

r4

345

3530

4530

Yes

8731

4771

1350

288

119

9259

.569

.3

Ccd

r4

445

3530

4530

Yes

7665

3778

1144

488

120

8560

.569

.6

8033

4227

1226

088

120

8860

6966

72

Avg

. A

cro

ss A

ll T

reatm

en

ts7877

3673

11550

89

121

88

59

69

66

72

*Rat

oon

inpu

ts f

or t

reat

men

ts 1

- 4

con

vent

iona

l var

ietie

s ar

e as

fol

low

s

RC

Pre

-fld

RC

Pre

-fld

+2

5 d

a.R

CR

C

N (l

bs/

A)

N (l

bs/

A)

Fu

ng

icid

eIn

sect

icid

e

135

0N

oY

es

135

0Y

esY

es

9045

No

Yes

9045

Yes

Yes

Hyb

rids

rece

ived

135

lbs

Pre

-flo

od N

/A w

ith o

r w

ithou

t fu

ngic

ide

Day

s to

flo

od =

42

MC

stu

bble

hei

ght

= 1

0 to

12

inch

es

Page 68: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

80

Ap

pen

dix

Tab

le A

: C

om

preh

en

siv

e d

ata

fo

r v

arie

ties a

t E

ag

le L

ake 2

004 c

on

tin

ued

M.C

. *

Rat

oon

Tot

alM

.C.

M.C

.M

.C.

Yie

ldY

ield

Yie

ldD

ays

Day

sPl

ant

M.C

.M

.C.

R.C

.R

.C.

Pre

plan

tP

reflo

odP

I or

GR

PI

+ 1

4 D

ays

Pre

drai

nL

bs/a

cL

bs/a

cL

bs/a

cto

toH

t.%

%%

%

Var

iety

Trt

Rep

N (

lbs/

A)

N (

lbs/

A)

N (

lbs/

A)

N (

lbs/

A)

N (

lbs/

A)

Fun

gici

de12

% M

.12

% M

.12

% M

.H

ead

Mat

(cm

)W

hole

Tot

alW

hole

Tot

al

CL1

611

145

8060

00

No

8125

3618

1174

491

127

9362

.670

.665

.60

71.9

0

CL1

611

245

8060

00

No

7541

3405

1094

694

125

9360

.670

.061

.80

70.0

0

CL1

611

345

8060

00

No

7490

3618

1110

894

129

9058

.869

.7

CL1

611

445

8060

00

No

7616

3592

1120

794

125

8962

.470

.7

7693

3558

1125

193

126

9161

7064

71

CL1

612

145

8060

00

Yes

7106

3947

1105

493

127

9159

.869

.563

.10

71.1

0

CL1

612

245

8060

00

Yes

8237

4206

1244

393

125

9962

.870

.462

.70

70.4

0

CL1

612

345

8060

00

Yes

7152

4302

1145

493

127

9856

.869

.5

CL1

612

445

8060

00

Yes

8057

3958

1201

594

124

9462

.070

.7

7638

4103

1174

193

126

9560

7063

71

CL1

613

145

3530

4530

No

7151

3158

1030

891

125

8762

.370

.463

.10

71.0

0

CL1

613

245

3530

4530

No

8015

3568

1158

390

127

9263

.970

.861

.60

70.1

0

CL1

613

345

3530

4530

No

7719

3675

1139

491

125

9261

.070

.2

CL1

613

445

3530

4530

No

7675

3493

1116

891

123

9463

.770

.8

7640

3473

1111

391

125

9163

7162

71

CL1

614

145

3530

4530

Yes

8194

4806

1300

090

125

9061

.970

.663

.00

70.8

0

CL1

614

245

3530

4530

Yes

8118

4330

1244

891

123

9563

.871

.262

.10

70.7

0

CL1

614

345

3530

4530

Yes

7543

4406

1194

891

124

9563

.771

.1

CL1

614

445

3530

4530

Yes

8264

4353

1261

791

124

9361

.969

.9

8030

4473

1250

391

124

9363

7163

71

Avg

. A

cro

ss A

ll T

reatm

en

ts7750

3902

11652

92

125

93

62

70

63

71

*Rat

oon

inpu

ts f

or t

reat

men

ts 1

- 4

con

vent

iona

l var

ietie

s ar

e as

fol

low

s

RC

Pre

-fld

RC

Pre

-fld

+2

5 d

a.R

CR

C

N (l

bs/

A)

N (l

bs/

A)

Fu

ng

icid

eIn

sect

icid

e

135

0N

oY

es

135

0Y

esY

es

9045

No

Yes

9045

Yes

Yes

Hyb

rids

rece

ived

135

lbs

Pre

-flo

od N

/A w

ith o

r w

ithou

t fu

ngic

ide

Day

s to

flo

od =

42

MC

stu

bble

hei

ght

= 1

0 to

12

inch

es

Page 69: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

81

Ap

pen

dix

Tab

le A

: C

om

preh

en

siv

e d

ata

fo

r v

arie

ties a

t E

ag

le L

ake 2

004 c

on

tin

ued

M.C

. *

Rat

oon

Tot

alM

.C.

M.C

.M

.C.

Yie

ldY

ield

Yie

ldD

ays

Day

sPl

ant

M.C

.M

.C.

R.C

.R

.C.

Pre

plan

tP

reflo

odP

I or

GR

PI

+ 1

4 D

ays

Lat

e Se

ason

Lbs

/ac

Lbs

/ac

Lbs

/ac

toto

Ht.

%%

%%

Var

iety

Trt

Rep

N (

lbs/

A)

N (

lbs/

A)

N (

lbs/

A)

N (

lbs/

A)

N (

lbs/

A)

Fun

gici

de12

% M

.12

% M

.12

% M

.H

ead

Mat

(cm

)W

hole

Tot

alW

hole

Tot

al

CLX

L81

10

900

060

No

9477

4687

1416

489

122

107

48.4

68.5

61.6

072

.80

CLX

L81

20

900

060

No

1017

653

6515

541

9111

810

549

.268

.363

.60

72.7

0

CLX

L81

30

900

060

No

9192

5131

1432

389

121

107

48.6

68.3

CLX

L81

40

900

060

No

8521

4498

1301

991

119

107

49.2

68.2

9341

4920

1426

290

120

106

4968

6373

CLX

L82

10

900

060

Yes

9266

4936

1420

291

120

108

47.4

67.5

63.8

073

.00

CLX

L82

20

900

060

Yes

9702

5409

1511

189

120

107

46.7

67.8

64.7

073

.50

CLX

L82

30

900

060

Yes

9511

5270

1478

291

120

109

46.1

67.4

CLX

L82

40

900

060

Yes

9119

4700

1381

989

121

105

48.4

67.4

9400

5079

1447

890

120

107

4768

6473

CLX

L83

10

120

00

60N

o90

4644

7113

516

9112

010

949

.268

.360

.20

71.8

0

CLX

L83

20

120

00

60N

o87

3744

8313

219

9112

111

348

.268

.360

.50

72.3

0

CLX

L83

30

120

00

60N

o94

0948

8614

294

9112

110

949

.168

.1

CLX

L83

40

120

00

60N

o77

5452

5813

011

9312

211

046

.267

.6

8736

4774

1351

092

121

110

4868

6072

CLX

L84

10

120

00

60Y

es92

4651

4414

389

9112

211

248

.667

.860

.50

72.1

0

CLX

L84

20

120

00

60Y

es94

0955

1314

922

9111

910

949

.368

.961

.20

72.1

0

CLX

L84

30

120

00

60Y

es92

1554

5614

671

9112

111

450

.468

.5

CLX

L84

40

120

00

60Y

es92

1354

2914

642

9112

110

746

.268

.0

9271

5385

1465

691

121

110

4968

6172

Avg

. A

cro

ss A

ll T

reatm

en

ts9187

5040

14227

91

120

108

48

68

62

73

*Rat

oon

inpu

ts f

or t

reat

men

ts 1

- 4

con

vent

iona

l var

ietie

s ar

e as

fol

low

s

RC

Pre

-fld

RC

Pre

-fld

+2

5 d

a.R

CR

C

N (l

bs/

A)

N (l

bs/

A)

Fu

ng

icid

eIn

sect

icid

e

135

0N

oY

es

135

0Y

esY

es

9045

No

Yes

9045

Yes

Yes

Hyb

rids

rece

ived

135

lbs

Pre

-flo

od N

/A w

ith o

r w

ithou

t fu

ngic

ide

Day

s to

flo

od =

42

MC

stu

bble

hei

ght

= 1

0 to

12

inch

es

Page 70: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

82

Ap

pen

dix

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le A

: C

om

preh

en

siv

e d

ata

fo

r v

arie

ties a

t E

ag

le L

ake 2

004 c

on

tin

ued

M.C

.*R

atoo

nT

otal

M.C

.M

.C.

M.C

.

Yie

ldY

ield

Yie

ldD

ays

Day

sPl

ant

M.C

.M

.C.

R.C

.R

.C.

Pre

plan

tP

reflo

odP

I or

GR

PI

+ 1

4 D

ays

Pre

drai

nL

bs/a

cL

bs/a

cL

bs/a

cto

toH

t.%

%%

%

Var

iety

Trt

Rep

N (

lbs/

A)

N (

lbs/

A)

N (

lbs/

A)

N (

lbs/

A)

N (

lbs/

A)

Fun

gici

de12

% M

.12

% M

.12

% M

.H

ead

Mat

(cm

)W

hole

Tot

alW

hole

Tot

al

Cbn

t1

145

8060

00

No

7408

3777

1118

591

124

9164

.171

.064

.70

71.1

0

Cbn

t1

245

8060

00

No

7533

3690

1122

389

121

9163

.770

.564

.60

71.0

0

Cbn

t1

345

8060

00

No

8254

3471

1172

590

122

9065

.471

.6

Cbn

t1

445

8060

00

No

7883

3853

1173

691

123

8763

.871

.1

7769

3698

1146

790

122

9064

7165

71

Cbn

t2

145

8060

00

Yes

8034

4714

1274

990

122

9266

.271

.565

.20

71.7

0

Cbn

t2

245

8060

00

Yes

7789

4472

1226

191

123

9164

.971

.165

.80

71.8

0

Cbn

t2

345

8060

00

Yes

7678

4963

1264

191

123

9063

.270

.8

Cbn

t2

445

8060

00

Yes

8205

4524

1272

990

121

8665

.571

.5

7927

4668

1259

591

122

9065

7166

72

Cbn

t3

145

3530

4530

No

8571

3743

1231

488

119

8964

.971

.263

.90

69.6

0

Cbn

t3

245

3530

4530

No

7750

3414

1116

488

120

9167

.472

.164

.50

71.2

0

Cbn

t3

345

3530

4530

No

7921

4099

1202

188

120

8465

.271

.2

Cbn

t3

445

3530

4530

No

7799

3772

1157

188

119

9164

.970

.9

8010

3757

1176

788

119

8966

7164

70

Cbn

t4

145

3530

4530

Yes

8252

4748

1299

988

120

9366

.772

.064

.80

71.7

0

Cbn

t4

245

3530

4530

Yes

8256

4990

1324

788

119

8765

.371

.264

.50

71.2

0

Cbn

t4

345

3530

4530

Yes

7875

4851

1272

688

119

8965

.171

.2

Cbn

t4

445

3530

4530

Yes

7977

4822

1279

888

120

8964

.370

.8

8090

4853

1294

388

119

8965

7165

71

Avg

. A

cro

ss A

ll T

reatm

en

ts7949

4244

12193

89

121

89

65

71

65

71

*Rat

oon

inpu

ts f

or t

reat

men

ts 1

- 4

con

vent

iona

l var

ietie

s ar

e as

fol

low

s

RC

Pre

-fld

RC

Pre

-fld

+2

5 d

a.R

CR

C

N (l

bs/

A)

N (l

bs/

A)

Fu

ng

icid

eIn

sect

icid

e

135

0N

oY

es

135

0Y

esY

es

9045

No

Yes

9045

Yes

Yes

Hyb

rids

rece

ived

135

lbs

Pre

-flo

od N

/A w

ith o

r w

ithou

t fu

ngic

ide

Day

s to

flo

od =

42

MC

stu

bble

hei

ght

= 1

0 to

12

inch

es

Page 71: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

83

Ap

pen

dix

Tab

le A

: C

om

preh

en

siv

e d

ata

fo

r v

arie

ties a

t E

ag

le L

ake 2

004 c

on

tin

ued

M.C

. *

Rat

oon

Tot

alM

.C.

M.C

.M

.C.

Yie

ldY

ield

Yie

ldD

ays

Day

sPl

ant

M.C

.M

.C.

R.C

.R

.C.

Pre

plan

tP

reflo

odP

I or

GR

PI

+ 1

4 D

ays

Pre

drai

nL

bs/a

cL

bs/a

cL

bs/a

cto

toH

t.%

%%

%

Var

iety

Trt

Rep

N (

lbs/

A)

N (

lbs/

A)

N (

lbs/

A)

N (

lbs/

A)

N (

lbs/

A)

Fun

gici

de12

% M

.12

% M

.12

% M

.H

ead

Mat

(cm

)W

hole

Tot

alW

hole

Tot

al

Jeff

11

4580

600

0N

o72

0436

5810

862

8411

885

61.9

70.2

63.0

071

.10

Jeff

12

4580

600

0N

o68

9234

2310

315

8411

784

61.0

70.2

64.1

071

.70

Jeff

13

4580

600

0N

o74

3134

4710

879

8411

782

61.4

70.4

Jeff

14

4580

600

0N

o66

0538

6710

472

8311

685

61.3

70.2

7033

3599

1063

284

117

8461

7064

71

Jeff

21

4580

600

0Y

es69

7341

8511

159

8311

883

61.7

70.3

65.2

072

.00

Jeff

22

4580

600

0Y

es76

5548

7612

531

8511

784

60.7

70.0

65.7

071

.70

Jeff

23

4580

600

0Y

es71

0644

9511

601

8311

784

60.2

70.4

Jeff

24

4580

600

0Y

es71

9047

9611

986

8411

782

62.0

70.4

7231

4588

1181

984

117

8361

7065

72

Jeff

31

4535

3045

30N

o67

8029

0596

8582

116

8557

.769

.864

.80

70.6

0

Jeff

32

4535

3045

30N

o69

4224

7694

1881

116

8258

.370

.364

.60

71.5

0

Jeff

33

4535

3045

30N

o67

3333

5810

091

8211

581

58.5

69.9

Jeff

34

4535

3045

30N

o65

4227

7193

1380

116

8856

.769

.5

6749

2877

9627

8111

684

5870

6571

Jeff

41

4535

3045

30Y

es70

5039

8411

035

8211

683

59.7

70.4

66.5

072

.30

Jeff

42

4535

3045

30Y

es63

0726

1189

1881

116

8559

.769

.864

.60

71.8

0

Jeff

43

4535

3045

30Y

es67

8441

0310

887

8111

687

56.5

70.1

Jeff

44

4535

3045

30Y

es64

8929

8794

7683

116

8060

.070

.1

6658

3421

1007

982

116

8459

7066

72

Avg

. A

cro

ss A

ll T

reatm

en

ts6918

3621

10539

83

116

84

60

70

65

72

*Rat

oon

inpu

ts f

or t

reat

men

ts 1

- 4

con

vent

iona

l var

ietie

s ar

e as

fol

low

s

RC

Pre

-fld

RC

Pre

-fld

+2

5 d

a.R

CR

C

N (l

bs/

A)

N (l

bs/

A)

Fu

ng

icid

eIn

sect

icid

e

135

0N

oY

es

135

0Y

esY

es

9045

No

Yes

9045

Yes

Yes

Hyb

rids

rece

ived

135

lbs

Pre

-flo

od N

/A w

ith o

r w

ithou

t fu

ngic

ide

Day

s to

flo

od =

42

MC

stu

bble

hei

ght

= 1

0 to

12

inch

es

Page 72: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

84

Ap

pen

dix

Tab

le A

: C

om

preh

en

siv

e d

ata

fo

r v

arie

ties a

t E

ag

le L

ake 2

004 c

on

tin

ued

M.C

. *

Rat

oon

Tot

alM

.C.

M.C

.M

.C.

Yie

ldY

ield

Yie

ldD

ays

Day

sPl

ant

M.C

.M

.C.

R.C

.R

.C.

Pre

plan

tP

reflo

odP

I or

GR

PI

+ 1

4 D

ays

Pre

drai

nL

bs/a

cL

bs/a

cL

bs/a

cto

toH

t.%

%%

%

Var

iety

Trt

Rep

N (

lbs/

A)

N (

lbs/

A)

N (

lbs/

A)

N (

lbs/

A)

N (

lbs/

A)

Fun

gici

de12

% M

.12

% M

.12

% M

.H

ead

Mat

(cm

)W

hole

Tot

alW

hole

Tot

al

TX

9092

11

4580

600

0N

o72

3733

7910

616

8811

984

59.9

69.8

63.7

071

.60

TX

9092

12

4580

600

0N

o72

7140

8311

354

8711

785

58.8

69.7

64.1

071

.50

TX

9092

13

4580

600

0N

o71

3829

9610

133

8711

884

60.1

70.1

TX

9092

14

4580

600

0N

o71

7537

3610

912

8711

884

59.4

69.5

7205

3549

1075

487

118

8460

7064

72

TX

9092

21

4580

600

0Y

es71

6139

2511

087

8711

788

59.8

69.6

65.4

072

.30

TX

9092

22

4580

600

0Y

es77

5133

0811

059

8811

784

60.4

70.1

66.7

072

.40

TX

9092

23

4580

600

0Y

es74

6036

3711

098

8711

785

60.4

70.0

TX

9092

24

4580

600

0Y

es76

7432

5010

924

8811

787

60.9

70.2

7512

3530

1104

288

117

8660

7066

72

TX

9092

31

4535

3045

30N

o74

8829

8510

472

8311

685

61.5

70.2

64.7

071

.60

TX

9092

32

4535

3045

30N

o74

0229

4510

347

8311

783

60.5

69.7

66.2

072

.30

TX

9092

33

4535

3045

30N

o73

5128

9710

248

8311

683

61.2

70.5

TX

9092

34

4535

3045

30N

o72

1424

0296

1585

116

8561

.570

.1

7364

2807

1017

184

116

8461

7065

72

TX

9092

41

4535

3045

30Y

es73

9133

0910

700

8311

686

60.3

70.1

65.7

072

.00

TX

9092

42

4535

3045

30Y

es73

6424

4098

0483

117

7961

.370

.065

.70

71.9

0

TX

9092

43

4535

3045

30Y

es75

0635

4411

050

8311

684

61.5

70.1

TX

9092

44

4535

3045

30Y

es71

1721

7292

8983

116

8460

.569

.8

7345

2866

1021

183

116

8361

7066

72

Avg

. A

cro

ss A

ll T

reatm

en

ts7356

3188

10544

85

117

84

61

70

65

72

*Rat

oon

inpu

ts f

or t

reat

men

ts 1

- 4

con

vent

iona

l var

ietie

s ar

e as

fol

low

s

RC

Pre

-fld

RC

Pre

-fld

+2

5 d

a.R

CR

C

N (l

bs/

A)

N (l

bs/

A)

Fu

ng

icid

eIn

sect

icid

e

135

0N

oY

es

135

0Y

esY

es

9045

No

Yes

9045

Yes

Yes

Hyb

rids

rece

ived

135

lbs

Pre

-flo

od N

/A w

ith o

r w

ithou

t fu

ngic

ide

Day

s to

flo

od =

42

MC

stu

bble

hei

ght

= 1

0 to

12

inch

es

Page 73: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

85

Ap

pen

dix

Tab

le A

: C

om

preh

en

siv

e d

ata

fo

r v

arie

ties a

t E

ag

le L

ake 2

004 c

on

tin

ued

M.C

. *

Rat

oon

Tot

alM

.C.

M.C

.M

.C.

Yie

ldY

ield

Yie

ldD

ays

Day

sPl

ant

M.C

.M

.C.

R.C

.R

.C.

Pre

plan

tP

reflo

odP

I or

GR

PI

+ 1

4 D

ays

Lat

e Se

ason

Lbs

/ac

Lbs

/ac

Lbs

/ac

toto

Ht.

%%

%%

Var

iety

Trt

Rep

N (

lbs/

A)

N (

lbs/

A)

N (

lbs/

A)

N (

lbs/

A)

N (

lbs/

A)

Fun

gici

de12

% M

.12

% M

.12

% M

.H

ead

Mat

(cm

)W

hole

Tot

alW

hole

Tot

al

XP

723

11

090

00

60N

o10

656

4870

1552

688

119

104

57.9

70.2

66.9

073

.60

XP

723

12

090

00

60N

o10

830

5277

1610

789

117

110

59.1

69.8

62.9

071

.90

XP

723

13

090

00

60N

o11

050

4292

1534

288

117

104

59.6

70.6

XP

723

14

090

00

60N

o10

287

5156

1544

410

011

810

759

.470

.0

1070

648

9915

605

9111

810

659

7065

73

XP

723

21

090

00

60Y

es10

788

4877

1566

589

117

104

59.2

70.4

65.6

072

.60

XP

723

22

090

00

60Y

es11

035

4054

1508

988

117

112

59.3

71.0

66.9

073

.30

XP

723

23

090

00

60Y

es10

959

5510

1646

989

117

109

59.9

70.5

XP

723

24

090

00

60Y

es11

070

4698

1576

888

119

107

58.8

70.6

1096

347

8515

748

8911

710

859

7166

73

XP

723

31

012

00

060

No

1114

246

8215

824

9011

910

758

.569

.966

.90

73.6

0

XP

723

32

012

00

060

No

1137

053

3416

704

9011

911

158

.569

.767

.20

73.8

0

XP

723

33

012

00

060

No

1091

643

4315

259

9011

911

359

.470

.1

XP

723

34

012

00

060

No

1031

652

2615

542

9011

910

759

.770

.0

1093

648

9615

832

9011

910

959

7067

74

XP

723

41

012

00

060

Yes

1121

553

0816

523

9012

010

759

.469

.963

.40

72.5

0

XP

723

42

012

00

060

Yes

1081

456

0416

418

9011

911

459

.570

.166

.80

73.6

0

XP

723

43

012

00

060

Yes

1051

450

5515

570

8912

110

957

.970

.0

XP

723

44

012

00

060

Yes

1104

250

7416

116

8911

910

257

.870

.1

1089

652

6016

157

9012

010

859

7065

73

Avg

. A

cro

ss A

ll T

reatm

en

ts10875

4960

15835

90

118

108

59

70

66

73

*Rat

oon

inpu

ts f

or t

reat

men

ts 1

- 4

con

vent

iona

l var

ietie

s ar

e as

fol

low

s

RC

Pre

-fld

RC

Pre

-fld

+2

5 d

a.R

CR

C

N (l

bs/

A)

N (l

bs/

A)

Fu

ng

icid

eIn

sect

icid

e

135

0N

oY

es

135

0Y

esY

es

9045

No

Yes

9045

Yes

Yes

Hyb

rids

rece

ived

135

lbs

Pre

-flo

od N

/A w

ith o

r w

ithou

t fu

ngic

ide

Day

s to

flo

od =

42

MC

stu

bble

hei

ght

= 1

0 to

12

inch

es

Page 74: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

86

Ap

pend

ix T

ab

le B

: C

om

prehensiv

e d

ata

fo

r v

arie

ties a

t B

eaum

ont 2004 c

ontinued

M.C

.*R

atoo

nT

otal

Mill

ing

M.C

.M

.C.

M.C

.M

.C.

M.C

.M

.C.

Yie

ldY

ield

Yie

ldM

.C.

M.C

.R

.C.

R.C

.D

ays

Day

sD

ays

Day

sD

ays

Pla

nt

Tre

atm

ent

Pre

plan

tP

reflo

odP

I or G

RP

I + 1

4 da

ysLa

te S

easo

nF

ungi

cide

Lbs/

acLb

s/ac

Lbs/

ac%

%%

%to

toto

toto

Ht.

Var

iety

Num

ber

Rep

N (l

bs/A

)N

(lbs

/A)

N (l

bs/A

)N

(lbs

/A)

N (l

bs/A

)12

% M

.12

% M

.12

% M

.W

hole

Tot

alW

hole

Tot

alE

mer

gF

lood

PD

Hea

dM

at(c

m)

XP

723

11

090

00

60

No

8516

4935

13451

68

73

60

69

12

34

66

85

116

111

XP

723

12

090

00

60

No

8322

4791

13112

69

74

62

70

12

34

66

85

116

110

XP

723

13

090

00

60

No

8490

4768

13258

67

73

61

69

12

34

66

85

116

109

XP

723

14

090

00

60

No

8262

4743

13005

67

73

12

34

66

85

116

110

Avg

.8397

4809

13206

68

73

61

69

12

34

66

85

116

110

XP

723

21

090

00

60

Yes

8713

5183

13896

69

73

60

68

12

34

66

85

116

110

XP

723

22

090

00

60

Yes

7966

5123

13089

68

73

61

69

12

34

66

85

116

110

XP

723

23

090

00

60

Yes

8023

4820

12843

68

73

60

69

12

34

66

85

116

109

XP

723

24

090

00

60

Yes

8219

4910

13129

66

73

12

34

66

85

116

107

Avg

.8230

5009

13239

68

73

60

69

12

34

66

85

116

109

XP

723

31

0120

00

60

No

9325

4646

13972

68

73

59

69

12

34

66

85

116

116

XP

723

32

0120

00

60

No

9015

4786

13802

67

73

61

70

12

34

66

85

116

114

XP

723

33

0120

00

60

No

9282

5077

14360

68

73

61

69

12

34

66

85

116

114

XP

723

34

0120

00

60

No

8901

5301

14202

68

74

12

34

66

85

116

112

Avg

.9131

4953

14084

68

73

60

69

12

34

66

85

116

114

XP

723

41

0120

00

60

Yes

9171

4767

13938

68

73

59

69

12

34

66

85

116

116

XP

723

42

0120

00

60

Yes

8903

5011

13914

69

73

60

68

12

34

66

85

116

112

XP

723

43

0120

00

60

Yes

9127

4715

13842

69

73

62

70

12

34

66

85

116

113

XP

723

44

0120

00

60

Yes

8741

4752

13492

70

74

12

34

66

85

116

108

Avg

.8985

4811

13796

69

73

61

69

12

34

66

85

116

112

Avg

. Acro

ss A

ll T

reatm

en

ts8686

4896

13581

68

73

60

69

12

34

66

85

116

111

*Rato

on in

puts

for treatm

ents

1 - 4

conventio

nal v

arietie

s a

re a

s follo

ws

RC

Pre

-fld

Trt.

RC

Pre

-fld

+25

da.

RC

RC

No.

N (l

bs/A

)N

(lbs

/A)

Fun

gici

deIn

sect

icid

e

1135

0N

oY

es

2135

0Y

es

Yes

390

45

No

Yes

490

45

Yes

Yes

Hybrids receiv

ed 1

35 lb

s P

re-f

lood N

/A w

ith o

r w

ithout f

ungic

ide

Targ

ete

d p

lants

/ ft

2 =

10 D

ays to

flo

od =

34

Actu

al p

lants

/ ft

2 =

13 M

C c

utting h

eig

ht =

10 to

12 in

ches

Page 75: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

87

Appendix

Table

B: C

om

pre

hensiv

e d

ata

for varieties a

t B

eaum

ont 2004 c

ontinued

M.C

.*R

atoo

nT

otal

Mill

ing

M.C

.M

.C.

M.C

.M

.C.

M.C

.M

.C.

Yie

ldY

ield

Yie

ldM

.C.

M.C

.R

.C.

R.C

.D

ays

Day

sD

ays

Day

sD

ays

Pla

nt

Tre

atm

ent

Pre

plan

tP

reflo

odP

I or G

RP

I + 1

4 da

ysP

redr

ain

Fun

gici

deLb

s/ac

Lbs/

acLb

s/ac

%%

%%

toto

toto

toH

t.

Var

iety

Num

ber

Rep

N (l

bs/A

)N

(lbs

/A)

N (l

bs/A

)N

(lbs

/A)

N (l

bs/A

)12

% M

.12

% M

.12

% M

.W

hole

Tot

alW

hole

Tot

alE

mer

gF

lood

PD

Hea

dM

at(c

m)

Che

nier

e1

145

9080

00

No

5608

2262

7871

6773

5866

1234

6888

120

95

Che

nier

e1

245

9080

00

No

5836

2620

8456

6773

5765

1234

6888

120

94

Che

nier

e1

345

9080

00

No

6074

2460

8534

6672

5666

1234

6888

120

96C

heni

ere

14

4590

800

0N

o63

4926

8590

3467

7312

3468

8812

095

Avg

.5967

2507

8474

67

73

57

65

12

34

68

88

120

95

Che

nier

e2

145

9080

00

Yes

5794

3321

9115

6773

5867

1234

6888

120

96C

heni

ere

22

4590

800

0Y

es58

1334

6292

7569

7459

6812

3468

8812

096

Che

nier

e2

345

9080

00

Yes

6324

3367

9691

6974

5566

1234

6888

120

97

Che

nier

e2

445

9080

00

Yes

6606

3297

9903

6873

1234

6888

120

97

Avg

.6134

3361

9496

68

73

57

67

12

34

68

88

120

96

Che

nier

e3

145

6035

4530

No

6140

2285

8426

6673

5866

1234

6890

120

95

Che

nier

e3

245

6035

4530

No

6235

2682

8917

6672

5866

1234

6890

120

97

Che

nier

e3

345

6035

4530

No

6037

2484

8521

6773

5666

1234

6890

120

96C

heni

ere

34

4560

3545

30N

o60

6626

4387

0966

7212

3468

9012

094

Avg

.6120

2523

8643

67

73

58

66

12

34

68

90

120

96

Che

nier

e4

145

6035

4530

Yes

6369

3626

9995

6773

5766

1234

6890

120

95C

heni

ere

42

4560

3545

30Y

es62

2632

6394

8967

7358

6612

3468

9012

096

Che

nier

e4

345

6035

4530

Yes

5962

3221

9183

6873

5666

1234

6890

120

92

Che

nier

e4

445

6035

4530

Yes

6348

3433

9780

6773

1234

6890

120

93

Avg

.6226

3386

9612

67

73

57

66

12

34

68

90

120

94

Avg

. Acro

ss A

ll T

reatm

en

ts6112

2944

9056

67

73

57

66

12

34

68

89

120

95

*Rat

oon

inpu

ts fo

r tre

atm

ents

1 -

4 co

nven

tiona

l var

ietie

s ar

e as

follo

ws

RC

Pre

-fld

Trt.

RC

Pre

-fld

+25

da.

RC

RC

No.

N (l

bs/A

)N

(lbs

/A)

Fun

gici

deIn

sect

icid

e

113

50

No

Yes

213

50

Yes

Yes

390

45N

oY

es

490

45Y

esY

es

Hyb

rids

rece

ived

135

lbs

Pre

-flo

od N

/A w

ith o

r with

out f

ungi

cide

Tar

gete

d pl

ants

/ ft

2 =

18

D

ays

to F

lood

= 3

4

Act

ual p

lant

s / f

t2 =

19

MC

stu

bble

hei

ght =

10

to 1

2 in

ches

Page 76: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

88

Ap

pend

ix T

ab

le B

: C

om

prehensiv

e d

ata

fo

r v

arie

ties a

t B

eaum

ont 2004 c

ontinued

M.C

.*R

atoo

nT

otal

Mill

ing

M.C

.M

.C.

M.C

.M

.C.

M.C

.

Yie

ldY

ield

Yie

ldM

.C.

M.C

.R

.C.

R.C

.D

ays

Day

sD

ays

Day

sP

lant

Tre

atm

ent

Pre

plan

tP

reflo

odP

I or G

RP

I + 1

4 da

ysP

redr

ain

Fun

gici

deLb

s/ac

Lbs/

acLb

s/ac

%%

%%

toto

toto

Ht.

Var

iety

Num

ber

Rep

N (l

bs/A

)N

(lbs

/A)

N (l

bs/A

)N

(lbs

/A)

N (l

bs/A

)12

% M

.12

% M

.12

% M

.W

hole

Tot

alW

hole

Tot

alE

mer

gP

DH

ead

Mat

(cm

)

CL

161

11

4590

800

0N

o69

7824

2394

0169

7356

6511

6789

121

109

CL

161

12

4590

800

0N

o67

7523

3691

1067

7258

6611

6789

121

104

CL

161

13

4590

800

0N

o70

8830

2110

109

6973

5665

1167

8912

110

6

CL

161

14

4590

800

0N

o67

4828

0295

5168

7311

6789

121

105

Avg

.6897

2646

9543

68

73

57

65

11

67

89

121

106

CL

161

21

4590

800

0Y

es71

3334

9710

630

6872

5866

1167

8912

110

4

CL

161

22

4590

800

0Y

es73

4635

1810

864

6873

5866

1167

8912

110

4

CL

161

23

4590

800

0Y

es71

6533

2510

490

7073

5867

1167

8912

110

6C

L 16

12

445

9080

00

Yes

7025

3351

1037

767

7211

6789

121

106

Avg

.7167

3423

10590

68

73

58

66

11

67

89

121

105

CL

161

31

4560

3545

30N

o70

1528

7198

8666

7254

6211

6791

121

105

CL

161

32

4560

3545

30N

o72

4129

7910

220

6872

5764

1167

9112

110

1

CL

161

33

4560

3545

30N

o77

8931

9710

986

6772

5765

1167

9112

110

2C

L 16

13

445

6035

4530

No

7637

3077

1071

468

7311

6791

121

103

Avg

.7420

3031

10451

67

72

56

64

11

67

91

121

103

CL

161

41

4560

3545

30Y

es73

1337

4211

055

6873

5463

1167

9112

110

2

CL

161

42

4560

3545

30Y

es73

3335

9710

930

6772

5464

1167

9112

110

0C

L 16

14

345

6035

4530

Yes

7781

3653

1143

368

7256

6511

6791

121

102

CL

161

44

4560

3545

30Y

es78

7336

5111

523

6973

1167

9112

110

1

Avg

.7575

3661

11236

68

72

55

64

11

67

91

121

101

Avg

. Acro

ss A

ll T

reatm

en

ts7265

3190

10455

68

73

56

65

11

67

90

121

104

*Rat

oon

inpu

ts fo

r tre

atm

ents

1 -

4 co

nven

tiona

l var

ietie

s ar

e as

follo

ws

RC

Pre

-fld

Trt.

RC

Pre

-fld

+25

da.

RC

RC

No.

N (l

bs/A

)N

(lbs

/A)

Fun

gici

deIn

sect

icid

e

113

50

No

Yes

213

50

Yes

Yes

390

45N

oY

es

490

45Y

esY

es

Hyb

rids

rece

ived

135

lbs

Pre

-flo

od N

/A w

ith o

r with

out f

ungi

cide

Tar

gete

d pl

ants

/ ft

2 =

18

D

ays

to fl

ood

= 3

4

Act

ual p

lant

s / f

t2 =

20

MC

cut

ting

heig

ht =

10

to 1

2 in

ches

Page 77: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

89

Ap

pend

ix T

ab

le B

: C

om

prehensiv

e d

ata

fo

r v

arie

ties a

t B

eaum

ont 2004 c

ontinued

M.C

.*R

atoo

nT

otal

Mill

ing

M.C

.M

.C.

M.C

.M

.C.

M.C

.

Yie

ldY

ield

Yie

ldM

.C.

M.C

.R

.C.

R.C

.D

ays

Day

sD

ays

Day

sP

lant

Tre

atm

ent

Pre

plan

tP

reflo

odP

I or G

RP

I + 1

4 da

ysLa

te S

easo

nF

ungi

cide

Lbs/

acLb

s/ac

Lbs/

ac%

%%

%to

toto

toH

t.

Var

iety

Num

ber

Rep

N (l

bs/A

)N

(lbs

/A)

N (l

bs/A

)N

(lbs

/A)

N (l

bs/A

)12

% M

.12

% M

.12

% M

.W

hole

Tot

alW

hole

Tot

alE

mer

gP

DH

ead

Mat

(cm

)

CLX

L 8

11

090

00

60

No

8437

4548

12986

63

72

57

70

12

60

88

116

116

CLX

L 8

12

090

00

60

No

8035

4703

12738

65

72

59

70

12

60

88

116

116

CLX

L 8

13

090

00

60

No

8221

4199

12420

65

73

57

68

12

60

88

116

109

CLX

L 8

14

090

00

60

No

7941

4734

12675

66

73

12

60

88

116

116

Avg

.8159

4546

12705

65

73

58

69

12

60

88

116

114

CLX

L 8

21

090

00

60

Yes

8358

4985

13343

66

73

59

70

12

60

88

116

115

CLX

L 8

22

090

00

60

Yes

7941

5016

12956

64

72

61

70

12

60

88

116

112

CLX

L 8

23

090

00

60

Yes

7874

4555

12429

66

72

59

70

12

60

88

116

113

CLX

L 8

24

090

00

60

Yes

7964

4404

12368

65

72

12

60

88

116

117

Avg

.8034

4740

12774

65

72

60

70

12

60

88

116

114

CLX

L 8

31

0120

00

60

No

8491

4157

12649

62

72

57

69

12

60

88

116

117

CLX

L 8

32

0120

00

60

No

8185

4526

12711

64

73

58

70

12

60

88

116

113

CLX

L 8

33

0120

00

60

No

8295

4150

12445

64

72

57

70

12

60

88

116

117

CLX

L 8

34

0120

00

60

No

8204

4382

12586

66

73

12

60

88

116

115

Avg

.8294

4304

12598

64

73

57

69

12

60

88

116

116

CLX

L 8

41

0120

00

60

Yes

8580

4412

12991

66

73

58

69

12

60

88

116

119

CLX

L 8

42

0120

00

60

Yes

8348

4593

12941

66

73

60

70

12

60

88

116

108

CLX

L 8

43

0120

00

60

Yes

8259

4331

12591

65

72

59

70

12

60

88

116

114

CLX

L 8

44

0120

00

60

Yes

8433

4764

13197

66

73

12

60

88

116

112

Avg

.8405

4525

12930

66

73

59

70

12

60

88

116

113

Avg

. Acro

ss A

ll T

reatm

e8223

4529

12752

65

72

58

70

12

60

88

116

114

*Rato

on in

puts

for treatm

ents

1 - 4

conventio

nal v

arietie

s a

re a

s follo

ws

RC

Pre

-fld

Trt.

RC

Pre

-fld

+25

da.

RC

RC

No.

N (l

bs/A

)N

(lbs

/A)

Fun

gici

deIn

sect

icid

e

1135

0N

oY

es

2135

0Y

es

Yes

390

45

No

Yes

490

45

Yes

Yes

Hybrids receiv

ed 1

35 lb

s P

re-f

lood N

/A w

ith o

r w

ithout f

ungic

ide

Targ

ete

d p

lants

/ ft

2 =

10 D

ays to

flo

od =

34

Actu

al p

lants

/ ft

2 =

11 M

C c

utting h

eig

ht =

10 to

12 in

ches

Page 78: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

90

Appendix

Table

B: C

om

prehensiv

e d

ata

for v

arie

ties a

t B

eaum

ont 2004 c

ontinued

M.C

.*R

atoo

nT

otal

Mill

ing

M.C

.M

.C.

M.C

.M

.C.

M.C

.

MC

Yie

ldY

ield

Yie

ldM

.C.

M.C

.R

.C.

R.C

.D

ays

Day

sD

ays

Day

sP

lant

Tre

atm

ent

Pre

plan

tP

reflo

odP

I or G

RP

I + 1

4 da

ysP

redr

ain

Fun

gici

deT

otal

N R

ate

Lbs/

acLb

s/ac

Lbs/

ac%

%%

%to

toto

toH

t.

Var

iety

Num

ber

Rep

N (l

bs/A

)N

(lbs

/A)

N (l

bs/A

)N

(lbs

/A)

N (l

bs/A

)lb

s/A

12%

M.

12%

M.

12%

M.

Who

leT

otal

Who

leT

otal

Em

erg

PD

Hea

dM

at(c

m)

Coc

odrie

11

4590

800

0N

o21

572

0641

6811

374

6672

6370

1262

8312

096

Coc

odrie

12

4590

800

0N

o21

573

1640

4911

365

6674

6269

1262

8312

010

0

Coc

odrie

13

4590

800

0N

o21

567

4340

8210

825

6472

6269

1262

8312

099

Coc

odrie

14

4590

800

0N

o21

565

5840

6710

625

6472

1262

8312

094

Avg

.6956

4092

11047

65

72

63

69

12

62

83

120

97

Coc

odrie

21

4590

800

0Y

es21

573

3140

8511

416

6572

6169

1262

8312

010

1C

ocod

rie2

245

9080

00

Yes

215

7415

4613

1202

965

7263

7012

6283

120

103

Coc

odrie

23

4590

800

0Y

es21

571

4643

0011

447

6472

6169

1262

8312

097

Coc

odrie

24

4590

800

0Y

es21

573

4842

2711

575

6673

1262

8312

098

Avg

.7310

4307

11617

65

72

62

69

12

62

83

120

100

Coc

odrie

31

4560

3545

30N

o21

569

8238

5210

834

6472

6269

1262

8512

097

Coc

odrie

32

4560

3545

30N

o21

570

0438

7410

878

6472

6370

1262

8512

099

Coc

odrie

33

4560

3545

30N

o21

570

0635

3710

542

6572

6269

1262

8512

094

Coc

odrie

34

4560

3545

30N

o21

568

8837

9710

685

6372

1262

8512

093

Avg

.6970

3765

10735

64

72

63

69

12

62

85

120

96

Coc

odrie

41

4560

3545

30Y

es21

574

1544

4211

857

6572

6169

1262

8512

097

Coc

odrie

42

4560

3545

30Y

es21

574

7142

7011

741

6572

6269

1262

8512

097

Coc

odrie

43

4560

3545

30Y

es21

571

4138

9411

035

6572

6269

1262

8512

092

Coc

odrie

44

4560

3545

30Y

es21

573

8838

5211

240

6573

1262

8512

095

Avg

.7354

4114

11468

65

73

62

69

12

62

85

120

95

Avg

. Acro

ss A

ll T

reatm

en

ts7147

4069

11217

65

72

62

69

12

62

84

120

97

*Rat

oon

inpu

ts fo

r tre

atm

ents

1 -

4 co

nven

tiona

l var

ietie

s ar

e as

follo

ws

RC

Pre

-fld

Trt.

RC

Pre

-fld

+25

da.

RC

RC

No.

N (l

bs/A

)N

(lbs

/A)

Fun

gici

deIn

sect

icid

e

113

50

No

Yes

213

50

Yes

Yes

390

45N

oY

es

490

45Y

esY

es

Hyb

rids

rece

ived

135

lbs

Pre

-flo

od N

/A w

ith o

r with

out f

ungi

cide

Tar

gete

d pl

ants

/ ft

2 =

18

D

ays

to fl

ood

= 34

Act

ual p

lant

s / f

t2 =

17

MC

cut

ting

heig

ht =

10

to 1

2 in

ches

Page 79: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

91

Ap

pend

ix T

ab

le B

: C

om

prehensiv

e d

ata

fo

r v

arie

ties a

t B

eaum

ont 2004 c

ontinued

M.C

.*R

atoo

nT

otal

Mill

ing

M.C

.M

.C.

M.C

.M

.C.

M.C

.

Yie

ldY

ield

Yie

ldM

.C.

M.C

.R

.C.

R.C

.D

ays

Day

sD

ays

Day

sP

lant

Tre

atm

ent

Pre

plan

tP

reflo

odP

I or G

RP

I + 1

4 da

ysP

redr

ain

Fun

gici

deLb

s/ac

Lbs/

acLb

s/ac

%%

%%

toto

toto

Ht.

Var

iety

Num

ber

Rep

N (l

bs/A

)N

(lbs

/A)

N (l

bs/A

)N

(lbs

/A)

N (l

bs/A

)12

% M

.12

% M

.12

% M

.W

hole

Tot

alW

hole

Tot

alE

mer

gP

DH

ead

Mat

(cm

)

Cyb

onne

t1

145

9080

00

No

7299

2733

1003

370

7458

6612

6388

120

103

Cyb

onne

t1

245

9080

00

No

7339

2168

9507

7074

6167

1263

8812

099

Cyb

onne

t1

345

9080

00

No

7263

3177

1044

070

7457

6612

6388

120

101

Cyb

onne

t1

445

9080

00

No

7273

3057

1033

070

7312

6388

120

101

Avg

.7293

2784

10077

70

74

58

66

12

63

88

120

101

Cyb

onne

t2

145

9080

00

Yes

7603

3752

1135

570

7459

6712

6388

120

100

Cyb

onne

t2

245

9080

00

Yes

7190

3246

1043

670

7458

6612

6388

120

101

Cyb

onne

t2

345

9080

00

Yes

7578

3862

1144

070

7561

6812

6388

120

98C

ybon

net

24

4590

800

0Y

es74

8737

3311

220

7074

1263

8812

099

Avg

.7465

3648

11113

70

74

59

67

12

63

88

120

99

Cyb

onne

t3

145

6035

4530

No

7740

2966

1070

569

7455

6412

6390

120

97

Cyb

onne

t3

245

6035

4530

No

7687

2896

1058

369

7456

6612

6390

120

99C

ybon

net

33

4560

3545

30N

o80

5532

6111

317

5866

1263

9012

096

Cyb

onne

t3

445

6035

4530

No

7722

2980

1070

170

7412

6390

120

97

Avg

.7801

3026

10827

69

74

56

65

12

63

90

120

97

Cyb

onne

t4

145

6035

4530

Yes

7918

3785

1170

270

7458

6612

6390

120

97

Cyb

onne

t4

245

6035

4530

Yes

7669

3875

1154

470

7457

6512

6390

120

98

Cyb

onne

t4

345

6035

4530

Yes

8080

4239

1231

870

7458

6612

6390

120

99C

ybon

net

44

4560

3545

30Y

es81

3943

5112

490

7074

1263

9012

098

Avg

.7951

4062

12014

70

74

58

66

12

63

90

120

98

Avg

. Acro

ss A

ll T

reatm

en

ts7628

3380

11008

70

74

58

66

12

63

89

120

99

*Rat

oon

inpu

ts fo

r tre

atm

ents

1 -

4 co

nven

tiona

l var

ietie

s ar

e as

follo

ws

RC

Pre

-fld

Trt.

RC

Pre

-fld

+25

da.

RC

RC

No.

N (l

bs/A

)N

(lbs

/A)

Fun

gici

deIn

sect

icid

e

113

50

No

Yes

213

50

Yes

Yes

390

45N

oY

es4

9045

Yes

Yes

Hyb

rids

rece

ived

135

lbs

Pre

-flo

od N

/A w

ith o

r with

out f

ungi

cide

Tar

gete

d pl

ants

/ ft

2 =

20

D

ays

to fl

ood

= 3

4

Act

ual p

lant

s / f

t2 =

22

MC

stu

bble

hei

ght =

10

to 1

2 in

ches

Page 80: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

92

Ap

pen

dix

Tab

le B

: C

om

preh

en

siv

e d

ata

fo

r v

arie

ties a

t B

eau

mo

nt 2004 c

on

tin

ued M

.C.

*Rat

oon

Tot

al

M

illin

gM

.C.

M.C

.M

.C.

M.C

.M

.C.

Yie

ldY

ield

Yie

ldM

.C.

M.C

.R

.C.

R.C

.D

ays

Day

sD

ays

Day

sP

lan

t

Tre

atm

ent

Pre

pla

nt

Pre

flood

PI o

r GR

PI +

14

day

sP

red

rain

Fu

ng

icid

eL

bs/

acL

bs/

acL

bs/

ac%

%%

%to

toto

toH

t.

Var

iety

Nu

mb

erR

epN

(lb

s/A

)N

(lb

s/A

)N

(lb

s/A

)N

(lb

s/A

)N

(lb

s/A

)1

2%

M.

12

% M

.1

2%

M.

Wh

ole

Tot

alW

hol

eT

otal

Em

erg

PD

Hea

dM

at(c

m)

Jeff

erso

n1

145

9080

00

No

6973

1817

8791

6672

5768

1260

8211

510

3

Jeff

erso

n1

245

9080

00

No

7338

1731

9069

6672

5769

1260

8211

510

3

Jeff

erso

n1

345

9080

00

No

7007

2515

9522

6572

5870

1260

8211

510

3

Jeff

erso

n1

445

9080

00

No

6942

2475

9417

6471

1260

8211

510

2

Avg

.7065

2135

9200

65

72

57

69

12

60

82

115

103

Jeff

erso

n2

145

9080

00

Yes

7390

3292

1068

267

7356

6912

6082

115

97

Jeff

erso

n2

245

9080

00

Yes

7227

2944

1017

165

7356

6812

6082

115

102

Jeff

erso

n2

345

9080

00

Yes

7279

3250

1052

967

7258

7012

6082

115

99Je

ffer

son

24

4590

800

0Y

es69

9330

5010

043

6673

1260

8211

599

Avg

.7222

3134

10356

66

73

57

69

12

60

82

115

99

Jeff

erso

n3

145

6035

4530

No

7070

2203

9273

6672

5566

1260

8011

510

0

Jeff

erso

n3

245

6035

4530

No

6994

2307

9301

6572

5669

1260

8011

599

Jeff

erso

n3

345

6035

4530

No

7028

2288

9316

6472

5869

1260

8011

597

Jeff

erso

n3

445

6035

4530

No

6650

2512

9162

6272

1260

8011

598

Avg

.6935

2328

9263

64

72

57

68

12

60

80

115

99

Jeff

erso

n4

145

6035

4530

Yes

7301

3071

1037

266

7256

6812

6080

115

99Je

ffer

son

42

4560

3545

30Y

es71

7831

3610

314

6473

5670

1260

8011

597

Jeff

erso

n4

345

6035

4530

Yes

7426

3152

1057

863

7355

6912

6080

115

99

Jeff

erso

n4

445

6035

4530

Yes

6679

2940

9619

6373

1260

8011

595

Avg

.7146

3075

10221

64

73

56

69

12

60

80

115

98

Avg

. A

cro

ss A

ll T

reatm

en

ts7092

2668

9760

65

72

56

69

12

60

81

115

100

*Rat

oon

inpu

ts f

or t

reat

men

ts 1

- 4

con

vent

iona

l var

ietie

s ar

e as

fol

low

s

RC

Pre

-fld

Trt

.R

C P

re-fl

d +

25

da.

RC

RC

No.

N (l

bs/

A)

N (l

bs/

A)

Fu

ng

icid

eIn

sect

icid

e

113

50

No

Yes

213

50

Yes

Yes

390

45N

oY

es

490

45Y

esY

es

Hyb

rids

rece

ived

135

lbs

Pre

-flo

od N

/A w

ith o

r w

ithou

t fu

ngic

ide

Tar

gete

d pl

ants

/ f

t2 =

20

D

ays

to f

lood

= 3

4

Act

ual p

lant

s /

ft2 =

19

M

C s

tubb

le h

eigh

t =

10

to 1

2 in

ches

Page 81: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

93

Ap

pen

dix

Tab

le B

: C

om

preh

en

siv

e d

ata

fo

r v

arie

ties a

t B

eau

mo

nt 2004 c

on

tin

ued

M.C

.*R

atoo

nT

otal

Mill

ing

M.C

.M

.C.

M.C

.M

.C.

M.C

.

Yie

ldY

ield

Yie

ldM

.C.

M.C

.R

.C.

R.C

.D

ays

Day

sD

ays

Day

sP

lan

t

Tre

atm

ent

Pre

pla

nt

Pre

flood

PI o

r GR

PI +

14

day

sP

red

rain

Fu

ng

icid

eL

bs/

acL

bs/

acL

bs/

ac%

%%

%to

toto

toH

t.

Var

iety

Nu

mb

erR

epN

(lb

s/A

)N

(lb

s/A

)N

(lb

s/A

)N

(lb

s/A

)N

(lb

s/A

)1

2%

M.

12

% M

.1

2%

M.

Wh

ole

Tot

alW

hol

eT

otal

Em

erg

PD

Hea

dM

at(c

m)

TX

909

21

145

9080

00

No

6065

3604

9669

6771

6068

1262

8611

610

2

TX

909

21

245

9080

00

No

6117

4001

1011

866

7262

6912

6286

116

101

TX

909

21

345

9080

00

No

6106

3781

9888

6671

6370

1262

8611

610

1T

X 9

092

14

4590

800

0N

o61

5138

1199

6268

7212

6286

116

100

Avg

.6110

3799

9909

67

72

62

69

12

62

86

116

101

TX

909

22

145

9080

00

Yes

6129

4461

1059

067

720

012

6286

116

102

TX

909

22

245

9080

00

Yes

6056

4304

1036

067

7163

6912

6286

116

101

TX

909

22

345

9080

00

Yes

6001

4451

1045

168

7164

7012

6286

116

102

TX

909

22

445

9080

00

Yes

5904

3745

9649

6872

1262

8611

610

1

Avg

.6023

4240

10263

68

72

42

46

12

62

86

116

102

TX

909

23

145

6035

4530

No

6210

3945

1015

567

7162

6912

6288

116

100

TX

909

23

245

6035

4530

No

6236

3782

1001

868

7262

7012

6288

116

101

TX

909

23

345

6035

4530

No

6105

3968

1007

367

7162

6912

6288

116

99

TX

909

23

445

6035

4530

No

6086

3784

9871

6671

1262

8811

699

Avg

.6159

3870

10029

67

71

62

69

12

62

88

116

100

TX

909

24

145

6035

4530

Yes

6191

4450

1064

167

7162

6912

6288

116

101

TX

909

24

245

6035

4530

Yes

5986

4273

1025

967

7162

6912

6288

116

99

TX

909

24

345

6035

4530

Yes

6254

4316

1057

068

7265

7012

6288

116

96

TX

909

24

445

6035

4530

Yes

5874

4527

1040

167

7212

6288

116

99

Avg

.6076

4391

10468

67

72

63

69

12

62

88

116

99

Avg

. A

cro

ss A

ll T

reatm

en

ts6092

4075

10167

67

72

57

63

12

62

87

116

100

*Rat

oon

inpu

ts f

or t

reat

men

ts 1

- 4

con

vent

iona

l var

ietie

s ar

e as

fol

low

s

RC

Pre

-fld

Trt

.R

C P

re-fl

d +

25

da.

RC

RC

No.

N (l

bs/

A)

N (l

bs/

A)

Fu

ng

icid

eIn

sect

icid

e

113

50

No

Yes

213

50

Yes

Yes

390

45N

oY

es

490

45Y

esY

es

Hyb

rids

rece

ived

135

lbs

Pre

-flo

od N

/A w

ith o

r w

ithou

t fu

ngic

ide

Tar

gete

d pl

ants

/ f

t2 =

18

D

ays

to f

lood

= 3

4

Act

ual p

lant

s /

ft2 =

16

M

C s

tubb

le h

eigh

t =

10

to 1

2 in

ches

Page 82: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

94

Ap

pen

dix

Tab

le B

: C

om

preh

en

siv

e d

ata

fo

r v

arie

ties a

t B

eau

mo

nt 2004 c

on

tin

ued

M.C

.*R

atoo

nT

otal

Mill

ing

M.C

.M

.C.

M.C

.M

.C.

M.C

.

Yie

ldY

ield

Yie

ldM

.C.

M.C

.R

.C.

R.C

.D

ays

Day

sD

ays

Day

sP

lan

t

Tre

atm

ent

Pre

pla

nt

Pre

flood

PI o

r GR

PI +

14

day

sP

red

rain

Fu

ng

icid

eL

bs/

acL

bs/

acL

bs/

ac%

%%

%to

toto

toH

t.

Var

iety

Nu

mb

erR

epN

(lb

s/A

)N

(lb

s/A

)N

(lb

s/A

)N

(lb

s/A

)N

(lb

s/A

)1

2%

M.

12

% M

.1

2%

M.

Wh

ole

Tot

alW

hol

eT

otal

Em

erg

PD

Hea

dM

at(c

m)

TX

909

21

145

9080

00

No

6065

3604

9669

6771

6068

1262

8611

610

2

TX

909

21

245

9080

00

No

6117

4001

1011

866

7262

6912

6286

116

101

TX

909

21

345

9080

00

No

6106

3781

9888

6671

6370

1262

8611

610

1T

X 9

092

14

4590

800

0N

o61

5138

1199

6268

7212

6286

116

100

Avg

.6110

3799

9909

67

72

62

69

12

62

86

116

101

TX

909

22

145

9080

00

Yes

6129

4461

1059

067

720

012

6286

116

102

TX

909

22

245

9080

00

Yes

6056

4304

1036

067

7163

6912

6286

116

101

TX

909

22

345

9080

00

Yes

6001

4451

1045

168

7164

7012

6286

116

102

TX

909

22

445

9080

00

Yes

5904

3745

9649

6872

1262

8611

610

1

Avg

.6023

4240

10263

68

72

42

46

12

62

86

116

102

TX

909

23

145

6035

4530

No

6210

3945

1015

567

7162

6912

6288

116

100

TX

909

23

245

6035

4530

No

6236

3782

1001

868

7262

7012

6288

116

101

TX

909

23

345

6035

4530

No

6105

3968

1007

367

7162

6912

6288

116

99

TX

909

23

445

6035

4530

No

6086

3784

9871

6671

1262

8811

699

Avg

.6159

3870

10029

67

71

62

69

12

62

88

116

100

TX

909

24

145

6035

4530

Yes

6191

4450

1064

167

7162

6912

6288

116

101

TX

909

24

245

6035

4530

Yes

5986

4273

1025

967

7162

6912

6288

116

99

TX

909

24

345

6035

4530

Yes

6254

4316

1057

068

7265

7012

6288

116

96

TX

909

24

445

6035

4530

Yes

5874

4527

1040

167

7212

6288

116

99

Avg

.6076

4391

10468

67

72

63

69

12

62

88

116

99

Avg

. A

cro

ss A

ll T

reatm

en

ts6092

4075

10167

67

72

57

63

12

62

87

116

100

*Rat

oon

inpu

ts f

or t

reat

men

ts 1

- 4

con

vent

iona

l var

ietie

s ar

e as

fol

low

s

RC

Pre

-fld

Trt

.R

C P

re-fl

d +

25

da.

RC

RC

No.

N (l

bs/

A)

N (l

bs/

A)

Fu

ng

icid

eIn

sect

icid

e

113

50

No

Yes

213

50

Yes

Yes

390

45N

oY

es

490

45Y

esY

es

Hyb

rids

rece

ived

135

lbs

Pre

-flo

od N

/A w

ith o

r w

ithou

t fu

ngic

ide

Tar

gete

d pl

ants

/ f

t2 =

18

D

ays

to f

lood

= 3

4

Act

ual p

lant

s /

ft2 =

16

M

C s

tubb

le h

eigh

t =

10

to 1

2 in

ches

Page 83: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

95

Ap

pend

ix T

ab

le B

: C

om

prehensiv

e d

ata

fo

r v

arie

ties a

t B

eaum

ont 2004 c

ontinued

M.C

.*R

atoo

nT

otal

Mill

ing

M.C

.M

.C.

M.C

.M

.C.

M.C

.M

.C.

Yie

ldY

ield

Yie

ldM

.C.

M.C

.R

.C.

R.C

.D

ays

Day

sD

ays

Day

sD

ays

Pla

nt

Tre

atm

ent

Pre

plan

tP

reflo

odP

I or G

RP

I + 1

4 da

ysLa

te S

easo

nF

ungi

cide

Lbs/

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Page 84: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

96

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Page 85: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

97

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Page 86: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

98

Page 87: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

99

Texas Rice Research Foundation

2004 Research Report

Title

Water Management and Weed Science

Research in Rice

Project Leaders

Garry N. McCauley

and

James M. Chandler

Duration

Year One of Four Years

Page 88: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

100

I Executive Summary

Objective 1: Due to land area restrictions this study had to be planted in the same plot area as

2003. The decision was made late and therefore the land preparation was late. Normally the 2003

plot areas would not have worked until after the 2004 plots are planted. The reduced rotation

appeared to reduce the MC yield but not the RC where the best treatments were near 4000 lb/ac

dry rice. MC drain timing greatly influences MC yield and milling. Pre drain N application had

little impact on MC parameters. The RC yield, milling and maturity was influenced by MC drain

timing, between crop dry period, RC flood timing.

Objective 2: The results for Eagle Lake and Beaumont were very similar to 2003. Weed

pressures were slightly higher as were control cost. Beaumont had the heaviest weed pressure and

a good spectrum of broadleaf weeds and grasses. Eliminating the early postemergence herbicide

treatments reduced yield by about 60% while no weed control reduced yield by almost 95%.

Broadleaf signalgrass was the dominate weed at Eagle Lake a lighter weed density. Eliminating

the early postemergence herbicide treatments only reduced yield by about 9% while no weed

control only reduced yield by almost 34%. The dominate weed at Ganado was barnyardgrass and

control was difficult. Only 6 of 30 treatments provided adequate control. Eliminating the early

postemergence herbicide treatments reduced yield by about 50% while no weed control reduced

yield by almost 90%.

Objective 3: Studies were conducted at three locations looking at a number of herbicide

treatments on Aligatorweed. The new Dow AgroSciences product DE638 has received a full label

with a trade name of GRASP. With good soil moisture, a single application of GRASP applied

one week before flood will provide 95% season long control. If soil moisture is less than

optimum then tankmixing 0.5 pt/ac of Grandstand with GRASP will provide similar control.

Grandstand also appears to enhance the activity of Regiment.

Objective 4: Working with County Extension Agents and Consultants no fields could be located

with paspalum. Fields with paspalum in the last rotation and off season had none this year.

Attempts to locate fields with perennial barnyardgrass in Jefferson County were also unsuccessful.

The producer had eliminated the problem at the only confirmed infestations with increased

cultivation during the summer prior to planting.

Objective 5: Studies has been initiated at Eagle Lake and Beaumont. The first and second

applications have been made. Several ratings have been made. No data is available at this time.

Objective 6: Studies has been initiated at Eagle Lake and Beaumont. The first and second

applications have been made. Several ratings have been made. No data is available at this time.

Objective 7: In the 2005 Rice Production Guidelines, the weed management, cutting height, and

some water management sections have been revised. The herbicide-weed species table has been

updated. In 2004, 34 cooperator studies were conducted with commercial industry at the three

locations with a total of 1,140 plots. Grant funds from these studies were used to pay part time

workers, purchase a new 9 row reduced tillage plot drill for Eagle Lake, and two electric carts to

reduce the on station miles of the large trucks. The drill will be used to plant all studies at Eagle

Lake and Ganado that have a ratoon component.

Page 89: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

101

II Objective 1: Evaluate the impact of ratoon crop water and nitrogen

management on main and ratoon crop yield and milling.

Production costs continue to increase and rough rice prices remain constant or decline. For the

Texas rice industry to survive and rebound from acreage decline over the recent years, it must take

advantage its strengths. The long growing season is a major strength and should be exploited in

ratoon crop (RC) production. RC rice has a lower per unit cost as the only inputs are water and

fertilizer. Research is desperately needed to better define guidelines on when to pursue a RC and

develop on integrate management system to increase and stabilize RC yields. These studies look

at the impact of RC water and N management on RC production. RC N is defined as all N applied

after main crop (MC) heading.

The study was conducted at Eagle Lake. The plot areas were located on a Nada fsl. The research

area is normally rotated with 1 yr rice and 2 yr fallow. Limited plot space and high research

demand required that this study be located in the same area as last year. Cocodrie rice was drill

seeded in 36 plots that were 30 feet wide. The rice was drilled on 7.5 inch centers at 80 lb/ac on

21 March. The plots consisted of 10 rows. The center 8 eight rows were harvested for MC yield

and the center 4 rows were harvested for RC yields. The strips of rice were mechanically divided

into 6-16 ft subplots. Subplots were separated by 4 ft alleys. Each of the 36 bays was surrounded

by levees for individual irrigation and draining. These areas received standard and uniform

management except for the MC drain time, RC reflood time, and RC N management. Applications

of P and K were made based on soil test. The MC received 197 lb/ac N in four applications (25%

preplant incorporated, 35% prior to flood establishment, 20% at PD and 20% at boot). Standard

field plot techniques were used and a 4 inch cm flood was established when the rice reached the

five leaf stage and was maintained until the prescribed MC drain times.

A split plot design with three replications was utilized. Drain and reflood times were main plots

and RC nitrogen rate and timing as subplots. Drain times were 15, 20, and 25 d after 5% MC

heading. RC was flooded either 1 d after harvest, 10 d after harvest, or flushed and flooded 10 d

after harvest. RC N treatments were 70 or 100 lb/ac applied in one application just prior to RC

flood or split. The RC N was applied in a single preflood application, split pre MC drain and

preflood, or preflood and 20 days postflood. RC N applied pre-MC drain was applied 10 d after

5% heading in the MC which was 5 d before the first scheduled drain. N rates for this application

was one third of the total RC nitrogen, but never less than 35 lb/ac. The balance was applied just

prior to RC flood establishment. This results in six RC N management treatments. MC and RC

yield and milling were monitored using standard techniques.

Main Crop Results - The MC drain timing and pre drain N are the only components that could

affect the MC. Draining at 15 days caused the main crop to mature (reach 20% grain moisture)

earlier by as much as 10 days. This may be a false reaction as the rice may just senesce due to

forced dry down. The pre drain N delayed maturity. This is opposite from the earlier work with

Lemont. Remember the delay was only a day or two and this is only one year’s data. Every

attempt is made to harvest at 18 to 20% moisture but weather is usually the final deciding factor.

The 20 and 25 day drain treatments were harvested at below optimum conditions. This was only

partly due to the weather. The plots appeared less mature than they actually were. The latest drain

plots were harvested at just over 15%. The pre drain N appeared to hasten maturity slightly but

again this is only one year’s data. The highest MC yield was obtained when the rice was drained

at 25 days after 5% heading. The MC yield is at least 1000 lb/ac less than other studies at Eagle

Lake. This probably reflects the impact of rice following rice. The trend shows that draining any

Page 90: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

102

earlier than 25 days after 5% MC heading reduced yield. A pre drain N application reduced yields

slightly (less than 200 lb/ac but significant). The accelerated maturity and/or harvest moisture of

the 15 day drain treatment reduced MC whole milled grain. This may also be the result of the

lower yield and shedding of the lower grains on the panicle.

Ratoon Crop Results - Drain timing and pre drain N – The affects of drain timing carry forward

in the ratoon crop. Early MC draining hastened MC maturity but it delayed the RC. Draining at

15 days after 5% heading in the MC caused the MC to mature by about 10 days but delayed the

RC maturity by 11 days. Thus, the total crop duration was essentially unchanged. Pre drain N did

not affect RC maturity. The highest RC yield was obtained when the MC was drained at 25 days

after 5% heading in the MC. Earlier drains reduced the RC yield by as much as 750 lb/ac. The

application of pre drain N to the MC reduced the RC yield. This is contrary to earlier research

with Lemont.

Between crop dry period – Earlier research with Lemont had shown that the duration of the dry

period between the MC drain and RC flood would affect many parameters of the MC. The timing

of the dry period can also be important. The 20E dry period started at 10 days earlier (15 days

after 5% MC heading), which reduced the yield by about 750 lb/ac in the RC. In the earlier

research with Lemont the optimum dry period was 15 to 20 days for RC yield. The optimum dry

period is not as well defined by this single year’s data. The clear message from this year is do not

interrupt the dry period with a flush. A flush can reduce the RC yield by as much as 1200 lb/ac.

The dry period can also affect the milling yield. The optimum dry period for RC milling would

appear to be 20 to 25 days. The optimum dry period for Lemont milling was 10 to 15 days. A

flush reduced the RC whole milled grain by about 2.5%.

Water management – The water management treatments were:

� D15Hvst – drain 15 days after 5% MC heading and flood immediately after harvest.

� D15Hvst+10 – drain 15 days after 5% MC heading and flood 10 days after harvest.

� D15FlshHvst+10 – drain 15 days after 5% MC heading and flush immediately after harvest

then flood 10 days after harvest.

� D20Hvst – drain 20 days after 5% MC heading and flood immediately after harvest.

� D20Hvst+10 – drain 20 days after 5% MC heading and flood 10 days after harvest.

� D20FlshHvst+10 – drain 20 days after 5% MC heading and flush immediately after harvest

then flood 10 days after harvest.

� D25Hvst – drain 25 days after 5% MC heading and flood immediately after harvest.

� D25Hvst+10 – drain 25 days after 5% MC heading and flood 10 days after harvest.

� D25FlshHvst+10 – drain 25 days after 5% MC heading and flush immediately after harvest

then flood 10 days after harvest.

It seems strange that the longer the flood is held on the MC the earlier the RC matures. The RC

matured the earliest when the MC was drain 15 days after the initiation of heading and the RC was

flooded immediately after harvest. All other water management treatments delayed maturity by as

much as 11 days. Even though the MC matured earlier when the flood was drain 15 days after the

initiation of heading and the RC would have been flooded and fertilized earlier, this treatment

delayed RC maturity. Flushing the RC and delaying flooding reduced the RC yield by at least 700

Page 91: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

103

lb/ac. The yield patterns are confusing at this point and do not agree well with prior research with

Lemont. It will be better to look at multiple years before defining the absolute best management.

Draining 25 days after initiation of MC heading and flooding immediately after harvest was among

the top treatments as in prior studies. The obvious things not to do are drain at 15 days after

initiation of MC heading and flushing at harvest. Water management can also influence RC whole

milled grain. Flushing at harvest reduces RC whole milled grain by at least 2%. Draining the MC

early also reduced the RC whole milled grain by at least 2%. For RC, the most consistent

message from the research to date are do not drain at 15 days after initiation of MC heading

and do not flush the RC crop. The maximum TC yield was obtained when the MC was drained

at 25 days after initiation of MC heading and the RC was flooded immediately after MC harvest.

Flushing reduced the TC yield by up to 1500 lb/ac. Delaying the RC flood by 10 days was

better than flushing.

� Nitrogen management – The effect of N management treatments were:

� 70 – 70 lb/ac of N applied Urea in a single application preflood.

� 35_35_0 – 70 lb/ac of total N with 35 lb/ac applied 10 days after initiation of MC heading

as ammonium sulfate and 35 lb/ac of N applied Urea applied preflood.

� 0_35_35 - 70 lb/ac of total N with 35 lb/ac of N applied Urea applied preflood and 35 lb/ac

applied as ammonium sulfate at 20 days after RC flood establishment.

� 100 – 100 lb/ac of N applied Urea in a single application preflood.

� 35_65_0 – 100 lb/ac of total N with 35 lb/ac applied 10 days after initiation of MC heading

as ammonium sulfate and 65 lb/ac of N applied Urea applied preflood.

� 0_65_35 - 100 lb/ac of total N with 65 lb/ac of N applied Urea applied preflood and 35

lb/ac applied as ammonium sulfate at 20 days after RC flood establishment.

The highest yields were obtained with single applications and the higher N rates. Splitting the 70

lbs resulted in the lowest yields. Whole milled increased with the higher N rate. There was no

distinct advantage to splitting the 100 lbs. TC yield pattern was similar to the RC yield pattern.

The highest yields were obtained with single applications and higher rate exhibited a slight yield

advantage. All splits yielded lower to the single 100 lb/ac treatment. Spitting the 70 lbs with a pre

drain application was the least efficient N treatment.

Page 92: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

104

III Objective 2: Evaluate the efficacy and economics of weed management

systems using current commercial herbicides in early and late season

treatments alone and in all combinations.

Economics of Effective Weed Control in Texas

G.N. McCauley, J.H. O’Barr, and J.M. Chandler.

Effective weed control and the associated cost is a primary issue with Texas rice producers.

Weeds reduce rice yields and grain quality. The objective of this research was to determine the

effective weed control and the associated cost using selected commercially available herbicide

programs. Studies were conducted near Beaumont, Eagle Lake, and Ganado, Texas. The

Beaumont site is located in Jefferson County on a League c, the Eagle Lake site is located in

Colorado County on a Nada fsl, and the Ganado site is located in Jackson County on an Edna fsl.

Cocodrie rice was planted on 9 April at Eagle Lake, 10 April at Ganado, and 15 April at

Beaumont. At Eagle Lake and Ganado, rice was drill seeded to moisture (approximately 2 cm

deep) then culti-packed prior to the preemergence application. At Beaumont, the rice was drill

seeded to a depth of approximately 1 cm, then culti-packed prior to the preemergence application.

The plots were then flushed to facilitate soil seed contact and germination. Rice was flush

irrigated as necessary from this time until flood establishment at 6-leaf or 1-tiller. Fertility

management was uniform across all plots and followed normal recommendations. Icon seed

treatment was used for water weevil control. No other insect or disease controls were required.

Five commercial early season herbicides treatments and six commercial pre-flood herbicides

treatments were selected for evaluation. Untreated checks were included to evaluate weeds species

present and relative pressure. Applications were made preemergence, early postemergence, or late

postemergence (pre-flood) based on the herbicide labels. The study was a split plot design with

four replications. The late postemergence treatments were the main plots and the preemergence

and early postemergence treatments were the subplots. Applications were made with a carbon

dioxide back pack sprayer in a carrier volume of 187 l/ha. All combinations of the early and late

treatments were evaluated for crop injury and weed control at each location. Ratings were taken at

7 d intervals starting 7 d after the application until flood establishment. Then ratings were taken at

14 d intervals until 5% heading in the rice. Average herbicide and application costs were

determined by surveying eight dealers.

Rice was harvested when the rice was between 18 to 20 % grain moisture and grain yield was

calculated on 12 % grain moisture basis. Effective weed control was evaluated by; 1) no

significant yield reduction based on LSD (0.05) or 2) herbicide programs providing greater than 90

% weed control for most of the rating period.

At Eagle Lake, the only rice injury occurred with Command applied preemergence. Injury ranged

from 8 to 14 % and was not detectable at 14 d. The dominate weed at Eagle Lake was broadleaf

signalgrass with moderate pressure from annual sedge. Rice yield was not reduced using 21 of the

30 herbicide treatment programs. There was close agreement between the two evaluations

systems. The only single applications not resulting yield reductions were Bolero + Propanil early

postemergence and Clincher applied late postemergence. Nineteen herbicide programs resulted in

at least 90 % weed control for at least three of the rating periods. These 19 were included in the 21

programs not reducing yield. The cost of the 21 programs ranged from about $31 to $93 per ac as

yields ranged from 6950 to 7850 lb/ac.

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At Ganado, the only rice injury occurred with Command applied preemergence. Injury ranged

from 8 to 14 % and was not detectable at 14 d. Broadleaf signalgrass control was evaluated. Yield

was not significantly reduced by 23 of the 30 herbicide programs. This was in close agreement

with the 90 % control method. No late post emergence application alone provided effective weed

control. Single applications of Command preemergence and early postemergence applications of

Command, Bolero + Propanil and Bolero+Propanil+Facet all provided effective weed control. The

cost of the 23 programs ranged from about $31 to $93 per ac as yields ranged from 6850 to 7660

lb/ac.

At Beaumont, 10 to 12 % rice injury was obtained with early postemergence applications of

Bolero+Propanil and Bolero+Propanil+Facet. This injury was detectable during the first two

ratings. The weed spectrum was more complex with barnyardgrass, hemp sesbania, and annual

sedge. Rice yield was not significantly reduced using 19 of the herbicide programs. No single

application at late postemergence provided effective control. Single early postemergence

applications of Bolero+Propanil and Bolero+Propanil+Facet resulted in no significant yield

reduction. There was reasonable agreement between the two evaluation systems. The cost of

effective control ranged from about $28 to $93 per ac as yields ranged from 6700 to 7500 lb/ac.

IV Objective 3: Evaluate the influence of growth stage and soil moisture on

alligatorweed control with DE638 and Regiment applied alone and in

combination with several commercial herbicides.

Alligatorweed [Alternanthera philoxeroides (Mart.) Griseb.]

Control in Rice with DE-638.

J.H. O’Barr, G.N. McCauley, J.M. Chandler and V.B. Langston,

ABSTRACT

DE-638 (penoxsulam) was evaluated near Eagle Lake and Rock Island, TX for alligatorweed

[Alternanthera philoxeroides (Mart.) Griseb.] control in rice. Applications were made at two

timings; early post emergence (EPOST) at the rice three leaf stage with alligatorweed 3-5 inches

tall, and late postemergence (LPOST) when rice was at the five leaf stage and alligator weed 6-8

inches tall. DE-638 was applied at 0.027 lbs active ingredient (ai)/acre (A) alone and in

combinations with 2 lbs ai/A Stam and 0.5 pints/A Grandstand EPOST and with 4 lbs ai/A Stam

and 0.67 pints/A Grandstand LPOST. A tankmix of Stam/Grandstand without DE-638 was also

evaluated at each timing. DE-638 alone provided greater than 80% alligatorweed control.

Addition of Grandstand to DE-638 improved alligatorweed control to better than 93%. A tankmix

of DE-638 with Stam provided less than 50% control. A tankmix of Stam/Grandstand without

DE-638 provided about 20% control. Moisture was critical for good weed control and efficacy

increased when soil was moist prior to herbicide application.

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Regiment Effect on Rice Growth and Yield

J.D. Scasta, J.H. O'Barr, G.N. McCauley, G.L. Steele and J.M. Chandler.

ABSTRACT

Field research was conducted in 2003 to evaluate the effects of Regiment (bispyribac-sodium)

on rice growth and yield. Experiments were conducted at the Texas Agricultural Experiment

Station Research and Extension Centers near Beaumont and Eagle Lake, TX. Each

experiment was conducted as a randomized complete block and treatments were replicated

four times. Treatments of Regiment were applied early postemergence (EPOST), preflood

(PREFL) and postflood (POSFL) alone; EPOST followed by (fb) PREFL or POSFL; and

PREFL fb POSFL. Regiment rates were 0.020, 0.025, and 0.030 lb ai/A for all EPOST,

PREFL, and POSFL applications, respectively. An EPOST combination of Stam, Bolero and

Facet was applied for comparison. A weedy check was included at Beaumont; however, a

blanket application of Command was applied in Eagle Lake to provide season long weed

control throughout the study. Rice was visually evaluated for stunting, and plant samples

were measured biweekly for root and shoot length and dry weight. Yield was determined by

mechanically harvesting the center 4 rows of each 6-row plot.

All Regiment combinations, except for the POSFL treatment, injured rice 10 to 15% at 14

days after treatment (DAT) of PREFL at Beaumont. By 34 DAT rice had recovered from

injury, with the exception of Regiment POSFL (10%). At 5 DAT in Eagle Lake, only

treatments that included a PREFL application caused injury (26-30%). By 42 DAT rice injury

had diminished to 5% or less. Root length decreased proportionally with increasing total

amount of Regiment applied in Beaumont at 14 DAT preflood. By 42 DAT root stunting had

diminished and did not differ between treatments. Root weight at Beaumont, 14 DAT, was

significantly reduced by EPOST and EPOST fb PREFL applications. Root weight with the

EPOST treatment remained significantly lower at 42 DAT but root weight with the EPOST fb

PREFL treatment had recovered. At 14 DAT in Eagle Lake only the single PREFL

application significantly reduced root weight. At 42 DAT, there were no significant

differences among root weights, regardless of rate or timing of applications.

Shoot length at Beaumont 14 DAT did not differ from the control, with the exception of

Regiment EPOST fb PREFL. There were no differences in shoot length at 42 DAT.

Regiment applied EPOST and EPOST fb PREFL reduced shoot weight at 14 DAT, but shoot

weight had recovered by 42 DAT. There were no differences in shoot weight detected in

Eagle Lake, at either evaluation date. Rice yield at Beaumont did not significantly differ

among Regiment treatments, and all herbicide treatments yielded higher than the weedy

check. Rice yields with Regiment at Eagle Lake were not different from the weed-free check.

The only yield reduction with Regiment treatments occurred with Regiment PREFL (6499

lb/A) compared to Regiment EPOST (7320 lb/A).

In conclusion, Regiment application, especially at the PREFL timing injured rice up to 30%.

Root injury, expressed as root length and weight, increased with Regiment rate. Regiment

treatments had little effect on shoot length and weight. Rice injury had diminished by harvest,

and, in general, rice injury did not translate into yield reductions.

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V Objective 4: Assess control of perennial grasses (perennial

barnyardgrass and Paspalum species) with commercial and

experimental herbicides.

Working with County Extension Agents and Consultants no fields could be located with

paspalum. Fields with paspalum in the last rotation and off season had none this year.

Attempts to locate fields with perennial barnyardgrass in Jefferson County were also

unsuccessful. The producer had eliminated the problem at the only confirmed infestations

with increased cultivation during the summer prior to planting.

VI Objective 5: Evaluate fall and spring vegetation management prior to

planting in a reduced tillage system.

Studies has been initiated at Eagle Lake and Beaumont. The first and second applications

have been made. Several ratings have been made. No data is available at this time.

VII Objective 6: Determine the impact of tillage intensity in rice

production systems on the level of weed management inputs required

to optimize control.

Studies has been initiated at Eagle Lake and Beaumont. The first and second applications

have been made. Several ratings have been made. No data is available at this time.

VIII Objective 7: Evaluate and correct the weed science information

presented in the Texas Rice Production Guidelines. Establish

cooperative research with commercial industry to accomplish this

task.

In the 2005 Rice Production Guidelines, the weed management, cutting height, and some

water management sections have been revised. The herbicide-weed species table has been

updated. In 2004, 34 cooperator studies were conducted with commercial industry at the three

locations with a total of 1,140 plots. Grant funds from these studies were used to pay part

time workers, purchase a new 9 row reduced tillage plot drill for Eagle Lake, and two electric

carts to reduce the on station miles of the large trucks. The drill will be used to plant all

studies at Eagle Lake and Ganado that have a ratoon component.

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Rice Response to Clomazone as Influenced by Soil Type

and Planting Date

J.H. O’Barr, G.N. McCauley, and J.M. Chandler.

ABSTRACT

Preemergence weed control in rice is an important component of a successful weed control

program in rice (Oryza sativa). Grasses such as barnyardgrass [Echinochloa crus-galli (L.)

Beauv.] and broadleaf signalgrass [Brachiaria platyphylla (Griseb.) Nash] are two of the most

predominate species in Texas rice production systems. Clomazone, a carotenoid biosynthesis

inhibitor, is a low cost and effective preemergence herbicide that effectively controls these

species. However, clomazone has the potential to cause significant rice injury under various

edaphic and environmental conditions.

The objectives of this research were to better understand rice response to clomazone as

influenced by soil type, clomazone rate, and planting date. Field studies were conducted in

2002-2003 in a silty clay loam soil near Beaumont, and fine sandy loam soils near Eagle Lake

and Ganado, Texas. Four rates of clomazone were applied at 0.2, 0.3, 0.4 and 0.5 lbs active

ingredient/A at three planting dates March, April, and May 15 at each location. Season long

visual injury ratings and yield were collected. The type and duration of injury differed with

each of the planting dates. Bleaching duration was greatest with March plantings with

bleaching visible for 40 DAT. The intensity and duration of injury was least with the April

plantings. May plantings resulted with high injury with stand reductions up to 20% at Eagle

Lake. This injury was short lived in the surviving rice. Rice injury increased with clomazone

rate as expected. Injury was greater on fine sandy loam soils. No significant differences in

yields were noted at each planting date, however delaying planting to May caused a

significant reduction in yield. Our data suggests that injury can be minimized for a fine sandy

loam soil in Texas by planting in mid March at a rate of 0.3 to 0.4 lbs ai/A clomazone. For

silty clay loam soils, planting in April, and applying 0.5 lbs ai/A clomazone would provide the

least injury.

Imazethapyr Photodegradation in Rice Paddy Water

L. A. Avila, J. H. Massey, S. A. Senseman, K. L. Armbrust, S. R. Lancaster,

G. N. McCauley, and J. M. Chandler.

ABSTRACT

With the introduction of imidazolinone tolerant rice varieties, imazethapyr has become a

potential herbicide for red rice control in cultivated rice. Little is known about the behavior of

this herbicide in the aquatic rice environment, particularly the effects of water quality. Since

changes in turbidity, nutrients and other water quality parameters may affect the persistence of

chemicals in an aquatic environment, data about imazethapyr dissipation in a rice field

warrants further study. A laboratory experiment was conducted in 2004 to evaluate the

photodegradation of imazethapyr in three rice paddy waters. Paddy water samples were

collected from three locations, including Beaumont, TX (BM), Clarksdale, MS (CD) and

Eagle Lake, TX (EL). Deionized water (DW) buffered at pH 7.0 was also included in the

study as a control. All water samples were fortified with imazethapyr at 15 �g/ml and

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subjected to irradiation with UV lamps (100 W) for 0, 1, 2, 6, 12, 24, 48, 72 and 96 hours at

25ºC in a growth chamber. The experiment was conducted as a randomized block design with

four replications. To calculate half-life, for each water source the logarithm of the remaining

herbicide concentration was plotted against time in hours. The slope of the line k (rate

constant) was calculated using least square regression. Rate constants were compared

between water samples using the Fisher’s Protected LSD test at p�0.05. The results showed

that the half-life of imazethapyr was different among water samples. The order of

imazethapyr photodegradation was DW = EL > BM = CD. Differences in degradation rates

correlate well with the relative light attenuation of the water samples and to water pH. Acetolactate Synthase (ALS) Activity in Red Rice Ecotypes (Oryza spp.) and Imidazolinone

Tolerant/Resistant Rice Cultivars (Oryza sativa) in

Response To Imazethapyr Treatments

L.A. Avila, D.J. Lee, S.A. Senseman, G.N. McCauley,

J.M. Chandler, and J.T. Cothren.

ABSTRACT

Imazethapyr has been effective in controlling red rice in imidazolinone tolerant rice. However,

some red rice ecotypes have demonstrated some tolerance to imazethapyr including the

blackhull TX 4. An experiment was conducted to determine if three red rice ecotypes

including LA 5, MS 5 and TX 4 have acetolactate synthase resistant to imazethapyr. Three

red rice ecotypes (LA5, MS5 and TX4) were compared with a tolerant (‘CL-121’), a resistant

(‘CL-161’) and a conventional (‘Cypress’) rice variety. Based on enzymatic activity, the

mean I50 values were 1.5, 1.1, 1.5, 1.6, 20.8 and 590.6 μM of imazethapyr, respectively, for

LA 5, MS 5, TX 4, Cypress, CL-121 and CL-161. Based on these values, CL-161 was the

most resistant of the plants tested and was 32 times more resistant than CL-121 and

approximately 447 times more resistant than the average of the red rice ecotypes and

‘Cypress’. The results indicated that CL-161 resistance is probably due to an altered ALS

enzyme. The red rice ecotypes did not differ from the Cypress cultivar and showed high

susceptibility to imazethapyr when compared with the tolerant CL-121 and the resistant CL-

161. This demonstrates that resistance to ALS-inhibiting herbicides has not yet developed in

these red rice ecotypes as far as enzyme activity is concerned. Other mechanisms may be

causing resistance such as increased herbicide metabolism or differential absorption and

translocation.

The Effect of Flooding Time on Red Rice Control With Newpath�

Applied at Different Rice Stages

L. A. Avila, G. N. McCauley, S. A. Senseman,

J. M. Chandler and J. H. O’Barr.

ABSTRACT

Newpath™ (active ingredient imazethapyr) is a new tool to control red rice in commercial rice

production. It can provide good control of red rice, but evaluation of flooding time on red rice

control is needed to more effectively use this herbicide. Field studies were conductd at the

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Texas Agricultural Experiment Station at Beaumont in 2002 to evaluate the effects of flooding

time on red rice control with Newpath™ applied at different rice stages. The experiment was

conducted as a factorial in randomized block design with four replications, with the flooding

time as a main factor and Newpath™ application stage as a secondary factor. Newpath™ was

applied in preemergence (PRE) at 4 oz/A followed by 4 oz/A in postemergence (POST) at two

rice stages. The rice stages were 2 to 4 leaf and 5 to 6 leaf. The flooding times were 1, 7, 14

and 21 days after herbicide treatment DAT. One untreated check was added for each

combination of flooding time and application stage. The imidazolinone tolerant rice variety

planted was ‘CL-161’. Data collected included initial rice plant stand, visual rice plant injury,

and visual red rice control at 14, 21 and 28 days after treatment (DAT) as well as rice grain

yield at the end of the season. The results showed that Newpath™ at 4 oz/A (PRE) followed

by 4 oz/A (POST) did not significantly injure the ‘CL-161’ rice variety. There was no

interaction between Newpath™ application timing and flooding time for rice grain yield.

Rice grain yield was reduced when flooding was delayed 21 DAT. The application of

Newpath™ increased rice grain yield regardless of application timing. There was no

interaction between application timing and flooding time with respect to red rice control

evaluated at 14 and 21 DAT. Red rice control was reduced when flooding was delayed until

21 DAT. Red rice control was also reduced when Newpath™ was applied at the 5- to 6-leaf

stage compared with the 3- to 4-leaf stage. A significant interaction between Newpath™

application timing and time of flooding was apparent for red rice control evaluated 28 DAT.

When Newpath™ was applied at the 3- to 4-leaf stage, flooding could be delayed until 14

DAT without adversely affecting red rice control. However, the best control was achieved

when the rice flood was done within 7 DAT when the herbicide was applied at the 5- to 6-leaf

stage.

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2004 ENTOMOLOGY REPORT OF

TRRF FUNDED PROJECTS

1. Evaluation of pyrethroids and oils for rice stink bug control......................................................... 1

2. New pest management research for stem borers .......................................................................... 6

3. Oviposition of the Mexican rice borer on sugarcane and rice....................................................... 8

4. Mexican rice borer pheromone trapping in 2004........................................................................ 10

5. Stem borer HPR study............................................................................................................... 11

6. Stem borer insecticide screening study ...................................................................................... 15

7. Economic analysis of rice water weevil control ......................................................................... 17

8. Evaluation of experimental seed treatments for rice water weevil control .................................. 22

9. Aerial application of Dimilin 2L and Karate Z for rice water weevil control.............................. 25

10. Timing of Mustang Max for control of rice water weevil......................................................... 30

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Evaluation of Pyrethroids and Oils for Rice Stink Bug Control.

Beaumont, TX. 2004

P.Is.: M.O. Way, L. Espino, M.S. Nunez and B. Wolff

Location: Texas A&M University Agricultural Research and Extension Center

1509 Aggie Drive

Beaumont, TX 77713

409.752.2741 (phone)

409.752.5560 (fax)

[email protected] (email)

Introduction

The purpose of these studies was to evaluate pyrethroids with and without selected oils for

contact and residual activity against the rice stink bug (RSB), Oebalus pugnax.

Materials and Methods

The experiments were conducted at the Texas A&M University Agricultural Research and

Extension Center at Beaumont in 2004.

Experiment 1: Contact Activity of Pyrethroids

The experiment was conducted in the greenhouse. Adult RSB were collected from a colony

maintained in the greenhouse. The colony originated from untreated rice grown at the Beaumont

Center. Initial colony adults were collected by sweep net during the summer of 2004. Adults were

transferred to the greenhouse and placed on caged, headed, Cocodrie rice growing in pots in water-

filled basins. Thus, the insects used for this experiment probably were 1st generation individuals.

Each experimental unit consisted of a cylindrical metal cage 12 inches long by 3 inches in diameter.

The cage mesh was 1/8 inch which allowed spray treatments to penetrate the cage and contact the

RSBs but prevented escape of the test insects. On Nov 12, seven adult RSB were taken from the

colony and placed in each of 16 cylindrical metal mesh cages (four treatments with four replications).

The ends of the cage were covered with a fine mesh cloth and secured with rubber bands.

Immediately after placing RSB in cages, the four treatments were applied to the cages which were

placed on a concrete slab in the greenhouse. Each of four replications of each treatment was sprayed

separately using a one-person spray rig equipped with three nozzles (tip size 800067, 50 mesh screens)

with a spray swath of 4 feet. The spray rig was pressurized with CO2 at 20-30 psi. Final spray volume

was 28.8 gpa. Untreated experimental units were sprayed with water using the same materials and

methods. After treatments dried (about 30 minutes), RSBs from each experimental unit were

transferred to four caged rice panicles taken from untreated ratoon fields at the Beaumont Center. The

method of caging the RSBs on panicles follows. Each set of four panicles was inserted into a sand-

filled plastic cup (4 � inches tall by 3 � inches in diameter) whose bottom was punctured to produce

holes. A transparent, plastic, ventilated cylindrical cage (18 inches tall by 3 inches in diameter) was

placed over the panicles and inserted into the moist sand. After placing RSBs on the caged panicles,

the tops of the cages were covered with a fine mesh screen. The plastic cups with cages were placed

in a randomized complete block in a water-filled basin to keep the sand in cups moist. At 24, 48 and

60 hours after treatment applications, RSB mortality was recorded for each cage

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Experiment 2: Residual Activity of Pyrethroids

The experiment was conducted in the field and the greenhouse. In the field, the experiment

consisted of four treatments and four replications arranged in a randomized complete block

design. Plots were 18 ft by seven rows (7 inches between rows) of Cocodrie ratoon rice in the

milk stage. On Oct 15, treatments were applied to plots using the same materials and methods as

in Experiment 1. At 24 hours after treatment, four panicles were removed from approximately

the middle of each plot. Care was taken to select panicles from the entire length of the plot,

excluding the ends. Severed panicles immediately were transported to the greenhouse where

each set of panicles was caged with 10 untreated, adult RSB as described in Experiment 1.

These RSBs were collected by sweep net from untreated rice growing at the Beaumont Center.

Sand-filled cups with cages were arranged in a water-filled basin in a randomized complete

block. Twenty-four hours after exposing RSBs to test panicles, RSB mortality was recorded.

Experiment 3: Residual Activity of Mustang Max Tank-Mixed with Selected Oils

The experiment consisted of five treatments and four replications. The same materials and

methods were employed as in Experiment 2 except treatments were applied Aug 27. Panicles

were collected 24 and 72 hours after treatments were applied. RSB mortality was observed and

recorded 24 hours after exposure to panicles.

Experiment 4: Residual Activity of Karate Z Tank-Mixed with Selected Oils

The same materials and methods were employed as in Experiment 3 except treatments were

applied Oct 1. Panicles were collected 24 hours after treatments were applied. RSB mortality

was observed and recorded 24 and 48 hours after exposure to panicles.

Percent mortality data from all experiments were transformed using arcsine transformation

then data analyzed by ANOVA and means separated by LSD.

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Results

Experiment 1: Contact Activity of Pyrethroids

Karate Z, Prolex and Mustang Max treatments exhibited statistically similar contact activity

(1 day after treatment applications) of RSB - 83, 85 and 75% control at 24, 48 and 60 hours

exposure to panicles, respectively (Table 1). The reduced activity from 24 to 60 hours exposure

probably is due to some apparently dead RSB recovering. However, some of these live RSB

barely were alive and probably were not feeding. No mortality was observed in the untreated.

Experiment 2: Residual Activity of Pyrethroids

None of the treatments (Prolex, Karate Z and Mustang Max) provided residual activity 1 day

after treatment applications (Table 2). This corroborates field observations by clientele that

currently registered pyrethroids do not provide adequate RSB residual activity.

Experiment 3: Residual Activity of Mustang Max Tank-Mixed with Selected Oils

The addition of the selected oils to Mustang Max did not extend the residual activity of this

pyrethroid (Table 3).

Experiment 4: Residual Activity of Karate Z Tank-Mixed with Selected Oils

The addition of the selected oils to Karate Z did not extend the residual activity of this

pyrethroid (Table 4).

Based on these field-greenhouse experiments, Karate Z, Mustang Max and Prolex at the rates

tested gave about 80% control of RSB when sprayed directly on the adults. However, residual

activity, regardless of the addition of selected oils, was not longer than 24 hours. These

experiments did not measure repellency which may occur in the field since test insects were

forced onto treated panicles. In a more natural setting, RSB may detect the presence of a

particular insecticide and opt to leave. This, in effect, would extend the residual activity of the

insecticide. These results corroborate commercial field observations in which multiple

applications of pyrethroids and/or methyl parathion are required to control repeated influxes of

RSB.

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Table 1. Contact activity of selected pyrethroids for rice stink bug (RSB) control.

% RSB mortality hours after treatmenta

Treatment

Rate

[lb (AI)/acre] 24 48 60

Karate Z 0.03 89a 97a 86a

Prolex (GF-317) 0.015 82a 75a 61a

Mustang Max 0.0225 79a 82a 79a

Untreated — 0b 0b 0b

a Means in a column followed by the same letter are not significantly different at the 5% level

(ANOVA, LSD).

Table 2. Residual activity of selected pyrethroids 1 day after treatment for rice stink bug (RSB)

control (24 hour exposure to treated panicles).

Treatment

Rate

[lb (AI)/acre]

% RSB mortalitya

Karate Z 0.03 8

Prolex (GF-317) 0.015 3

Mustang Max 0.0225 3

Untreated — 0

NS

a Means are not significantly (NS) different at the 5% level (ANOVA, LSD).

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Table 3. Residual activity of Mustang Max tank-mixed with selected oils for rice stink bug (RSB)

control (1 and 3 days after treatment, 24 and 48 hours exposure to treated panicles).

1 DATa 3 DAT

Treatment

Rate

[lb (AI)/acre] 24 24 48

Untreated — 0 0 0c

Mustang Max 0.025 5 15 18a

Mustang Max +

HM9207-A

0.025 +

2 qt/100 gal spray

8

5

5bc

Mustang Max +

HM8703

0.025 +

3 qt/100 gal spray

6

0

0c

Mustang Max +

HM9601

0.025 +

4 qt/100 gal spray

3

8

8ab

NS NS

a DAT = days after treatment. Means in a column with the same or no letter are not significantly

(NS) different at the 5% level (ANOVA, LSD).

Table 4. Residual activity of Karate Z tank-mixed with selected oils for rice stink bug (RSB)

control (1 day after treatment, 24 and 48 hours exposure to treated panicles).

% RSB mortality hours after treatmenta

Treatment

Rate

[lb (AI)/acre] 24 48

Untreated — 5 3

Karate Z 0.03 0 3

Karate Z +

HM9207-A

0.03 +

2 qt/100 gal spray

0

3

Karate Z +

HM8703

0.03 +

4 qt/100 gal spray

3

10

Karate Z +

HM9601

0.03 +

8 qt/100 gal spray

3

0

NS NS

Means are not significantly (NS) different at the 5% level (ANOVA, LSD).

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OVIPOSITION OF THE MEXICAN RICE BORER ON SUGARCANE AND RICE

F.P.F. Reay-Jones1, L.T. Wilson

2, A.T. Showler

3, M.O. Way

2, and T.E. Reagan

1

1Department of Entomology, LSU Agcenter,

2Texas A&M Research and Extension Center at Beaumont

3USDA ARS Kika de la Garza Subropical Agricultural Research Center, Weslaco

The Mexican rice borer (MRB), Eoreuma loftini (Dyar), is the major insect pest of

sugarcane in the Lower Rio Grande Valley of Texas and is responsible for increasing yield loss

on rice in eastern Texas. The insect is likely to infest Louisiana, where sugarcane and rice are

grown in the vicinity of each other and are available as hosts during similar windows of time.

Studying the bionomics and population dynamics of insect pests on different host plants present

in the natural habitat is necessary to understand the biology and the ecology of the pest and

develop more permanent pest management strategies. The management of insect pests with a

broad range of host plants must therefore encompass the major host crops in the area.

Greenhouse oviposition experiments on both sugarcane and rice were initiated in 2003 and

completed in 2004. Sugarcane varieties LCP 85-384 and HoCP 85-845 were used under drought

and non-drought stressed conditions at the 5 and 11 internode stage. Rice varieties Cocodrie and

XL8 were used at the 3-4 leaf tillering stage, 6-7 leaf tillering stage, boot stage, and heading

stage. Seven experiments were conducted with 4 treatments per experiment. The oviposition

tests started with the release of 30 male and 30 female moths in each cage. The experiment

ended 6 days after initial moth release. Number of leaves, number of dry leaves, dry weight,

water potential (sugarcane only), number of tillers (rice only), number of eggs, number of egg

masses and location on plant were recorded. Levels of free amino acid were also determined in

sugarcane and rice leaves in selected experiments using high performance liquid

chromatography.

A preliminary analysis of the data is presented in Table 1. On sugarcane, the majority of

the variation in oviposition (93%), based on the number of eggs per plant, can be explained by

dry leaves, lysine, arginine and glycine, in respective order of importance. MRB is known to

oviposit in cryptic sites on dried sugarcane leaves located on the lower part of the plant, i.e.

between soil surface level and 80 cm height. In our study, 100% (22,146) of the eggs on

sugarcane were laid on dry leaves or dry tips of leaves. Enhanced MRB injury under stress

conditions may partially be explained by increased oviposition on stressed sugarcane plants via

increased dry leaves. On rice plants where free amino acid data was collected, 99.9% of the

variation in oviposition is explained by valine and threonine levels. Oviposition on rice did not

occur exclusively on dry leaves, with a significant portion of egg masses laid on green leaves or

inserted behind leaf sheaths. The physical properties of the rice plant may therefore not be as

important as its chemical quality, with the opposite observed on sugarcane.

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119

Table 1. Oviposition preference estimates of the Mexican rice borer from greenhouse

experiments, Weslaco, TX 2003-2004.

Species Variety Stage Stress (sugarcane only) Oviposition

preference

estimates1

Sugarcane LCP 85-384 5 internodes Non drought stressed 0.533

Drought stressed 1.000

11 internodes Non drought stressed 0.851

Drought stressed 0.803

HoCP 85-845 5 internodes Non drought stressed 0.324

Drought stressed 0.682

11 internodes Non drought stressed 0.338

Drought stressed 0.805

Rice Cocodrie Tillering 3-4 leaves 0

Tillering 6-7 leaves 0.121

Boot 0.250

Heading 0.487

XL8 Tillering 3-4 leaves 0

Tillering 6-7 leaves 0.607

Boot 0.362

Heading 0.561 1Standardized oviposition preference estimates ranging from 1 (most attractive treatment) to 0

(least attractive treatment) based on number of eggs laid per plant adjusted for across experiment

variability.

______________________________________________________________________________

Appreciation is expressed to Dr. José Amador (TAES Center Director, Weslaco) for cooperation

and participating in this research.

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120

MEXICAN RICE BORER PHEROMONE TRAPPING IN 2004

P.I. M.O. Way

Two Mexican rice borer (MRB) pheromone traps were placed in each of Calhoun,

Austin, Brazoria, Chambers, Colorado, Fort Bend, Galveston, Harris, Jackson, Jefferson, Liberty,

Matagorda, Orange, Wharton and Waller Counties. Traps were monitored weekly from

approximately April through November 2004. Trap collections have not been inspected; the

collection bags are frozen and will be inspected at a later date. However, in the fall of 2004,

MRB adults were found for the first time in Chambers and Liberty Counties. MRB larvae also

were found in rice culms near the pheromone traps in Liberty County. Thus, in 2004 the MRB

was detected for the first time east of Houston. This pest continues to expand its range east

towards Louisiana.

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121

Stem Borer

HPR Study

Ganado, TX

2004

IV 14

P

13

P

15

XP

16

XP

8

Co

7

Co

1

Ch

2

Ch

6

XL

5

XL

11

J

12

J

10

Cy

9

Cy

3

161

4

161

III 5

XL

6

XL

14

P

13

P

9

Cy

10

Cy

4

161

3

161

15

XP

16

XP

12

J

11

J

1

Ch

2

Ch

8

Co

7

Co

II 4

161

3

161

7

Co

8

Co

12

J

11

J

15X

P

16

XP

2

Ch

1

Ch

5

XL

6

XL

14

P

13

P

9

Cy

10

Cy

I 1

Ch

2

Ch

4

161

3

161

5

XL

6

XL

8

Co

7

Co

9

Cy

10

Cy

12

J

11

J

13

P

14

P

16

XP

15

XP

Road

Trt. # Treatment Ta

1 Ch = Cheniere T

2 Ch = Cheniere U

3 161 = CL161 T

4 161 = CL161 U

5 XL = CLXL8 T

6 XL = CLXL8 U

7 Co = Cocodrie T

8 Co = Cocodrie U

9 Cy = Cypress T

10 Cy = Cypress U

11 J = Jefferson T

12 J = Jefferson U

13 P = Priscilla T

14 P = Priscilla U

15 XP = XP723 T

16 XP = XP723 U

a T = treated 2 times with Karate Z.

Page 110: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

122

Stem Borer

HPR Study

Ganado, TX

2004

Plot size = 9 rows (7.5 inches between rows) x 16 ft

Soil type = Edna

Apr 21 Drill-planted (35 lb/acre for hybrids, 80 lb/acre for other varieties)

Jun 5 Flood

Jun 29 Treated all “T” plots with Karate Z at 0.03 lb (AI)/acre; rice = 0.5 inch panicle

Jul 20 Treated all “T” plots with Karate Z at 0.03 lb (AI)/acre; rice = boot/heading

Aug 17 Counted no. whiteheads in middle 4 rows of each plot; counted no. of panicles in

1 ft of row in each plot

Aug 26 Harvested plots

Fertility program:

250 lb 19-19-19 = 47.5 lb N/acre early post (May 21)

urea = 80 lb N/acre preflood (Jun 3)

ammonium sulfate = 60 lb N/acre at panicle differentiation (Jun 21)

Total N = 187.5 lb/acre for all varieties

Herbicide program:

Command 3ME @ 0.35 lb (AI)/acre preemergence (Apr 23)

Stam M4 @ 2 lb (AI)/acre [early post emergence (May 21)]

Bolero 8E @ 2 pt/acre [early post emergence (May 21)]

Facet 75DF @ 0.35 lb (AI)/acre [early post emergence (May 21)]

Permit @ 0.066 lb (AI)/acre [early post emergence (May 21)]

Crop Oil Concentrate

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123

Table 1. Whitehead counts and yield for the stem borer host plant resistance study at Ganado, TX.

2004

Whitehead Yieldc

Variety Treatmenta counts

b (lb/acre)

CL161 T 1 7083

U 16 5674

CLXL8 T 0 9240

U 5 8855

Cheniere T 1 7547

U 12 6813

Cocodrie T 1 8187

U 30 6708

Cypress T 0 7234

U 19 6214

Jefferson T 2 7367

U 19 5387

Priscilla T 3 7219

U 58 4864

XP723 T 0 10318

U 5 9569

a Treatment: T = Treated for stem borer with two applications of Karate Z at 0.03 lb AI/acre.

b Number of whiteheads in middle 4 rows of each plot, 16 ft. long.

c Yield (lb/acre) adjusted to 12% moisture.

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124

Table 2. Split-plot analysis for the stem borer host plant resistance study at Ganado, TX. 2004

Whitehead Yield

counts lb/acre)

Main plot (variety) effects:

CL161 8bc 6379e

CLXL8 2a 9047b

Cheniere 6b 7180c

Cocodrie 15d 7448c

Cypress 9bc 6724d

Jefferson 10cd 6377e

Priscilla 30e 6041e

XP723 3a 9943a

Sub-plot (treated or untreated) effects:

Treated 1a 8024a

Untreated 21b 6760b

Interactions:

Main plot x sub-plot sig

(P = < .0001)

sig

(P = < .0001)

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125

Stem Borer Insecticide Screening Study on Rice

Ganado, TX

2004

IV 10 1 5 2 7 3 8 6 4 9

III 9 8 3 1 4 6 2 7 5 10

II 9 7 2 5 1 3 4 8 6 10

I 10 3 4 6 8 1 7 5 2 9

Road

Rate

Trt. # Treatment [lb (AI)/acre] Timing

1 Mustang Max 0.0225 2" Pa

2 Mustang Max 0.0225 LBb

3 Mustang Max 0.0225 + 0.0225 (1) + (2)

4 Karate Z 0.03 2" P

5 Karate Z 0.03 LB

6 Karate Z 0.03 + 0.03 (4) + (5)

7 Icon 6.2FS 0.0375 STc

8 Untreated — —

9 Tracer 0.062 2"P

10 Tracer 0.062 + 0.062 2"P + LB

a P = panicle.

b LB = late boot.

c ST = seed treatment.

Page 114: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

126

Stem Borer Insecticide Screening Study on Rice. Ganado, TX. 2004

Rate 0a no. whiteheads per 4 0

a yield

Trt. # Treatment [lb (AI)/acre] Timing middle rows per plot (lb/acre)

1 Mustang Max 0.0225 1 !2" Pb 23.3de 6252abc

2 Mustang Max 0.0225 LB/Hc 19.0e 6119bcd

3 Mustang Max 0.0225 + 0.0225 (1 + 2) 4.3f 6722ab

4 Karate Z 0.03 1 ! 2" P 33.5c 6266abc

5 Karate Z 0.03 LB/H 19.0e 5878cd

6 Karate Z 0.03 + 0.03 (4 + 5) 4.0f 6947a

7 Icon 6.2FS 0.0375 STd 34.0c 5655cd

8 Untreated — — 68.3a 5404d

9 Tracer 0.062 1 ! 2" P 49.3b — e

10 Tracer 0.062 + 0.062 (9 + LB/H) 29.8cd — e

a Means in columns followed by the same letter are not significantly different at the 5% level

(ANOVA, LSD). b P = panicle.

c LB/H = late boot/early heading.

d ST = seed treatment.

e No yield data for Tracer treatments: Tracer treatments applied to border plots which were not

managed optimally due to lateness of request for inclusion of treatments.

Page 115: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

127

Tab

le 1

. P

lan

tin

g d

ate

(M

ar 1

2)

and

ric

e w

ate

r w

eev

il (

RW

W).

B

eau

mo

nt,

TX

. 2

00

4

R

ate

0d n

o. ri

ce

pla

nts

/ 0

d n

o. R

WW

/ 5

co

res

0

d y

ield

(lb

/acr

e)

Tre

atm

ent

[lb

(A

I)/a

cre]

T

imin

g

1 f

t ro

w

21

daf

3

1 d

af

M

e R

f M

+R

Un

trea

ted

-

- 1

3.7

1

0.0

a 6

6.3

a

46

99

d

25

03

7

20

1c

Ico

n 6

.2F

S

0.0

37

5

sta

14

.3

1

.5b

1

4.5

bc

5

60

8a

25

91

8

19

8a

Kar

ate

Z

0.0

3

bfb

1

4.0

1

.3b

8

.5c

5

42

8ab

2

62

6

8

05

4ab

Mu

stan

g M

AX

0

.02

25

b

f 1

4.8

2

.0b

2

4.3

b

5

16

5c

26

08

7

77

4b

Mu

stan

g M

AX

0

.02

25

3

daf

c 1

5.2

1

.5b

1

7.8

bc

5

19

9c

24

88

7

68

6b

Dim

ilin

2L

0

.18

75

3

daf

1

5.0

1

.0b

1

3.3

bc

5

32

9b

c 2

58

4

7

91

3ab

a s

t =

see

d t

reatm

ent.

b b

f =

im

med

iate

ly b

efo

re f

loo

d.

c daf

= d

ays

afte

r fl

oo

d.

d M

ean

s in

a c

olu

mn

fo

llo

wed

by

th

e sa

me

or

no

let

ter

are

no

t si

gn

ific

antl

y d

iffe

ren

t at

the

5%

lev

el A

NO

VA

, L

SD

. e M

= m

ain

cro

p.

f R

= r

ato

on

cro

p.

Tab

le 2

. P

lan

tin

g d

ate

(M

ar 3

1)

and

ric

e w

ate

r w

eev

il (

RW

W).

B

eau

mo

nt,

TX

. 2

00

4

R

ate

0d n

o. ri

ce

pla

nts

/ 0

d n

o. R

WW

/ 5

co

res

0

d y

ield

(lb

/acr

e)

Tre

atm

ent

[lb

(A

I)/a

cre]

T

imin

g

1 f

t ro

w

21

daf

3

1 d

af

M

e R

f M

+R

Un

trea

ted

-

- 1

1.3

2

9.5

a 7

4.8

a

62

32

c 3

23

2

9

46

5c

Ico

n 6

.2F

S

0.0

37

5

sta

1

1.3

1

.5b

cd

7

.0d

70

11

a 3

64

3

10

65

4a

Kar

ate

Z

0.0

3

bfb

1

1.4

0

.3d

1

6.5

c

6

70

3ab

3

36

8

1

00

70

abc

Mu

stan

g M

AX

0

.02

25

b

f 1

1.9

5

.5b

c 4

2.3

b

6

52

4b

c 3

50

8

1

00

32

abc

Mu

stan

g M

AX

0

.02

25

3

daf

c 1

1.6

1

.0cd

3

6.0

b

6

45

3b

c 3

45

8

99

11

bc

Dim

ilin

2L

0

.18

75

3

daf

1

2.0

5

.3b

3

4.5

b

6

74

8ab

3

64

3

1

03

90

ab

a s

t =

see

d t

reatm

ent.

b b

f =

im

med

iate

ly b

efo

re f

loo

d.

c daf

= d

ays

afte

r fl

oo

d.

d M

ean

s in

a c

olu

mn

fo

llo

wed

by

th

e sa

me

or

no

let

ter

are

no

t si

gn

ific

antl

y d

iffe

ren

t at

the

5%

lev

el A

NO

VA

, L

SD

. e M

= m

ain

cro

p.

f R =

rato

on

cro

p.

Page 116: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

128

Tab

le 3

. P

lan

tin

g d

ate

(A

pr

16

) an

d r

ice w

ate

r w

eev

il (

RW

W).

B

eau

mo

nt,

TX

. 2

00

4

R

ate

0d n

o. ri

ce

pla

nts

/ 0

d n

o. R

WW

/ 5

co

res

0

d y

ield

(lb

/acr

e)

Tre

atm

ent

[lb

(A

I)/a

cre]

T

imin

g

1 f

t ro

w

21

daf

3

1 d

af

M

e R

f M

+R

Un

trea

ted

-

- 6

.9

41

.3a

37

.3a

7

36

3c

24

22

9

78

5b

Ico

n 6

.2F

S

0.0

37

5

sta

6

.1

5.3

cd

23

.5ab

c

7

77

3ab

2

81

6

10

58

9a

Kar

ate

Z

0.0

3

bfb

6

.8

2.0

d

7.0

d

8

07

7a

25

26

1

06

03

a

Mu

stan

g M

AX

0

.02

25

b

f 6

.3

10

.5b

c 2

5.3

ab

7

63

5b

c 2

34

2

9

97

7b

Mu

stan

g M

AX

0

.02

25

3

daf

c 6

.3

14

.0b

2

0.8

bc

8

05

7a

25

40

1

05

98

a

Dim

ilin

2L

0

.18

75

3

daf

6

.3

14

.0b

1

2.8

cd

8

11

4a

24

96

1

06

10

a

a s

t =

see

d t

reatm

ent.

b b

f =

im

med

iate

ly b

efo

re f

loo

d.

c daf

= d

ays

afte

r fl

oo

d.

d M

ean

s in

a c

olu

mn

fo

llo

wed

by

th

e sa

me

or

no

let

ter

are

no

t si

gn

ific

antl

y d

iffe

ren

t at

the

5%

lev

el A

NO

VA

, L

SD

. e M

= m

ain

cro

p.

f R =

rato

on

cro

p.

Page 117: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

129

Table 4. Planting date (Apr 29) and rice water weevil (RWW). Beaumont, TX. 2004

Rate 0d no. rice plants/ 0

d no. RWW / 5 cores 0

d yield

Treatment [lb (AI)/acre] Timing 1 ft row 21 daf 31 daf (lb/acre)e

Untreated - - 7.3 54.0a 16.0 7704c

Icon 6.2FS 0.0375 sta 7.1 4.0b 14.5 8571b

Karate Z 0.03 bfb 7.1 1.3b 9.8 8439b

Mustang

MAX

0.0225 bf 7.1 4.0b 6.8 8769ab

Mustang

MAX

0.0225 3dafc 7.1 4.0b 10.0 9294a

Dimilin 2L 0.1875 3daf 7.5 5.0b 15.0 8852ab

a st = seed treatment.

b bf = immediately before flood.

c daf = days after flood.

d Means in a column followed by the same or no letter are not significantly different at the 5% level

ANOVA, LSD. e Main crop was harvested after 15 Aug; thus, ratoon crop was not produced.

Table 5. Planting date (May 21) and rice water weevil (RWW). Beaumont, TX. 2004

Rate 0d no. rice plants/ 0

d no. RWW / 5 cores 0

d yield

Treatment [lb (AI)/acre] Timing 1 ft row 21 daf 31 daf (lb/acre)e

Untreated - - 5.9 5.8 21.0a 6255

Icon 6.2FS 0.0375 sta 5.2 13.3 3.5cd 6069

Karate Z 0.03 bfb 5.9 13.5 5.3bcd 6478

Mustang

MAX

0.0225 bf 6.0 5.3 11.0b 6502

Mustang

MAX

0.0225 3dafc 4.9 14.3 11.3b 6010

Dimilin 2L 0.1875 3daf 6.6 17.3 2.8d 6403

a st = seed treatment.

b bf = immediately before flood.

c daf = days after flood.

d Means in these columns followed by the same or no letter are not significantly different at the 5% level

ANOVA, LSD. e Main crop was harvested after 15 Aug; thus, ratoon crop was not produced.

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130

0 treated yielda 0 untreated yield Difference

Planting date (lb/acre) (lb/acre) (lb/acre)

Mar 12 7925 7201 724

Mar 31 10211 9465 746

Apr 16 10475 9785 690

Apr 29 8785 7704 1081

May 21 6292 6255 37

Average yields of all insecticide treatments.

Yield (lb/acre) difference (treated-untreated)

Treatment Mar 12 Mar 31 Apr 16 Apr 29 May 21 0

Icon 6.2FS 997 1189 804 867 -186 734

Karate Z 853 605 818 735 223 647

Mustang MAX (bf) 573 567 192 1065 247 529

Mustang MAX (af) 485 446 813 1590 -245 618

Dimilin 2L 712 925 825 1148 148 752

0 724 746 690 1081 37 0 =656

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131

Cost of control Net returnf ($/acre)

Treatment ($/acre) Mar 12 Mar 31 Apr 16 Apr 29 May 21 0

Icon 6.2FS 16.20a 50.20 62.99 37.35 41.54 -28.59 32.70

Karate Z (bf) 5.55b 51.26 34.74 48.93 43.40 9.30 37.53

Mustang MAX (bf) 6.40c 31.76 31.36 6.39 64.52 10.05 28.80

Mustang MAX (af) 13.55d 18.75 16.15 40.60 92.34 -29.87 27.59

Dimilin 2L 27.82e 19.60 33.79 27.13 48.64 -17.96 22.24

0 34.31 35.81 32.08 58.09 -11.41 29.77

$18/cwt @ 90 lb/acre seeding rate.

$385/gal with no aerial charge (tank-mix with preflood herbicides).

$227.45/gal with no aerial charge (tank-mix with preflood herbicides).

includes aerial charge of $7.15/acre.

includes product ($220.55/gal)and aerial charge of $7.15/acre.

based on $6.66/cwt price of rice; does not include added hauling and drying costs.

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132

Evaluation of Experimental Seed Treatments for Rice Water Weevil Control.

Beaumont, TX. 2004

P.I.: M.O. Way

Technicians: R. G. Wallace and M.S. Nunez

Graduate students: Luis Espino and Becky Wolff

Assistants: Michael Weiss, Anthony Brown, Jennifer Lee, Chase Gibbs and Ryan McCormick

TAES/TCE, Texas A&M University

Agricultural Research and Extension Center

1509 Aggie Drive

Beaumont, TX 77713

[409.752.2741 phone] [409.752.5560 fax] or [[email protected]]

Introduction

The objective of this experiment was to evaluate selected experimental rice seed treatments for

rice water weevil (RWW) control.

Materials and Methods

The experiment was conducted at the Texas A&M University Agricultural Research and

Extension Center in Beaumont in 2004. The experiment consisted of seven treatments and four

replications arranged in a randomized complete block design. Plot size was 18 ft x seven rows (7

inches between rows). Each plot was surrounded by a metal barrier to prevent interplot movement of

fertilizer and pesticides. On 12 Apr, plots were drill-planted into League soil. All seed treatments

were provided by Syngenta. The variety was Cocodrie. Immediately following planting, urea was

hand-broadcast to plots at 56.7 lb N/acre. Immediately following urea application, plots were flushed

(temporary flood and drained 48 hours later). On 25 Apr, rice emerged. On 28 Apr, general stand

establishment in all plots was recorded. From emergence of rice to application of the permanent

flood, plots were flushed as needed. On 4 May, the number of plants in 3 ft of row in each row of

each plot was recorded. On 10 May, plots were sprayed with Arrosolo 3-3E at 2 qt/acre, Basagran at

1.5 pt/acre and Latron AG-98 at 1 pt/100 gal of spray using a two-person spray rig (21 ft spray swath;

13, 80015 nozzles with 50 mesh screens) pressurized with CO2 (20 psi). Facet 75DF was not added

to this tank mix because of phytotoxicity problems observed on earlier planted rice. On 18 May, rice

in plots was inspected for aphids and thrips. On 19 May (24 days after rice emergence), urea was

hand-broadcast to plots at 56.7 lb N/acre. Immediately following urea application, plots were

permanently flooded. On 26 May, 10 plants in each plot were measured for height and no. of tillers,

leaves and adult RWW scars. On 2 Jun and 2 Jul, urea was hand-broadcast to plots at 56.7 and 40 lb

N/acre, respectively. Thus, total amount of N applied to plots during main crop production was 210

lb/acre. On 9 and 18 Jun (21 and 31 days after application of the permanent flood, respectively), five,

4 inch diameter x 4 inch deep soil cores (each core contained at least one rice plant) were removed.

Rice roots in cores were washed into a 40 mesh screen bucket and RWW immatures removed and

counted. On 9 Aug (106 days after rice emergence), plots were harvested with a small plot combine.

Yields were adjusted to 12% moisture. RWW count data were transformed using 5.0+x . All data

were analyzed by ANOVA and means separated by LSD.

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Results

Rice plant stands and characteristics were not significantly different among the treatments (Table 1).

Also, 7 days after flood, number of adult RWW feeding scars were not significantly different among

treatments which indicates none of the seed treatments affected adult RWW mortality or activities. In

addition, inspection of plots on 18 May revealed no significant aphid or thrips populations; thus, no

information was obtained regarding efficacy of seed treatments relative to these insects. Populations of

RWW in untreated plots were well above economic injury levels on both sampling dates (Table 2). RWW

control was rate responsive for A14006 treatments on both sampling dates. However, the lowest rate of

A14006 performed statistically as well as the Cruiser 5FS, Karate Z and Icon 6.2FS seed treatments. Highest

yield was achieved by the Cruiser 5FS seed treatment (963 lb/acre more than the untreated). Of the A14006

seed treatments, the mid-rate produced 683 lb/acre more than the untreated.

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Table 1. Mean plant stand and plant characteristics for the evaluation of experimental seed treatments for rice

water weevil (RWW) control. Beaumont, TX. 2004

Rate Plants/ft. Plant ht. Culms/ Leaves/ Feeding

Treatment g (AI)/100 kg seed of rowa (cm)

b plant

b plant

b scars

c

Untreated - 15.1 38.3 4.5 11.9 52

Cruiser 5FS 80 15.7 38.0 4.6 11.1 42

Karate Z 80 16.2 37.7 5.0 12.7 47

A14006 100 14.5 36.7 5.0 12.1 52

A14006 50 15.1 37.4 4.0 12.2 44

A14006 25 15.6 37.7 4.6 12.2 52

Icon 6.2FS 42 15.3 35.1 4.6 12.2 62

NS NS NS NS NS

a Plants/ft. of row determined by counting number of plants in a 3 ft. section of all seven rows in each plot.

b Plant characteristics determined from mean of 10 plants from each plot.

c Total number of adult RWW feeding scars on 10 plants.

All means are not significantly (NS) different at the 5% level (ANOVA, LSD).

Table 2. Mean no. immature rice water weevil (RWW) and yield for the evaluation of experimental seed

treatments for rice water weevil control. Beaumont, TX. 2004

Rate No. immature RWW / 5 coresa Yield

b

Treatment g (AI)/100 kg seed Jun 9 Jun 18 (lb/acre)

Untreated -- 42.5a 38.5a 7733b

Cruiser 5FS 80 9.0bc 12.5bc 8696a

Karate Z 80 12.5b 7.5cd 8234ab

A14006 100 5.0c 2.3d 8244ab

A14006 50 8.0bc 8.5bc 8416a

A14006 25 12.0b 11.5bc 8149ab

Icon 6.2FS 42 6.8bc 15.5b 8346a

a Means in these columns followed by the same letter are not significantly different at the 5% level

(ANOVA, LSD). b Yield is adjusted to 12% moisture; means in this column followed by the same letter are not significantly

different at the 12% level (ANOVA, LSD).

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Evaluation of Aerial Application of Dimilin 2L and Karate Z for

Rice Water Weevil Control.

Beaumont, TX. 2004.

P.I.: M.O. Way

Technicians: M.S. Nunez and R.G. Wallace

TAES/TCE, Texas A&M University

Agricultural Research and Extension Center

1509 Aggie Drive

Beaumont, TX 77713

[409.752.2741 phone] [409.752.5560 fax] or [[email protected]]

Introduction

The objective of this experiment was to evaluate aerial applications of Dimilin 2L at 0.125 lb (AI)/acre

compared to Karate Z at 0.03 lb (AI)/acre for control of rice water weevil (RWW).

Materials and Methods

The experiment was conducted in 2004 on two commercial rice fields (Bill Dishman, Jr. and Bobby Beavers)

located in Jefferson County. The experiment was designed as a randomized complete block with three

treatments (Dimilin 2L at 0.125 lb (AI)/acre, Karate Z at 0.03 lb (AI)/acre and untreated) and three replications

(two in Dishman’s field and one in Beavers’ field). The varieties were XP712 (medium grain hybrid) for

Dishman and Cocodrie for Beavers. Planting dates were March 22 for Dishman and March 24 for Beavers.

Both fields were planted dry and flushed as needed before application of the permanent flood which was applied

about May 4 on Dishman’s field and May 13 on Beavers’ field. Three days after application of the permanent

flood, M&M Air applied Dimilin 2L and Karate Z treatments to selected plots on Dishman’s field. Final spray

volume was 5 gpa. Wind was calm and conditions clear at time of application. See Fig. 1 for schematic of plot

plan for Dishman’s field.

Results

The Karate Z treatment performed better than the Dimilin 2L treatment in both fields for both the first and

second RWW samples (Tables 1 and 2). However, the Dimilin 2L treatment gave higher yields than the Karate

Z treatment (Table 3). Populations of RWW were much lower in Beavers’ than Dishman’s field, yet Dimilin

2L and Karate Z treatments still produced higher yields than the untreated. Across both fields, the average yield

advantage for the Dimilin 2L and Karate Z treatments was 988 lb/acre compared to the untreated.

The high yield response to the Dimilin 2L treatment was unexpected given the relatively low degree of

RWW control. Dimilin 2L control RWW by reducing the viability of eggs developing within the female.

Dimilin 2L also controls RWW by killing eggs laid by the female and early instar larvae. Perhaps larvae that

survive exposure to Dimilin 2L are less active and vigorous than untreated larvae. Also, perhaps Dimilin 2L

has a direct positive effect on rice plant growth. Another possibility is simply experimental error due to small

sample sizes.

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Table 1. Control of rice water weevil (RWW) with aerial applications of Dimilin 2L and Karate Z

Rate No. immature RWW / 20 cores (1st samples)

Treatment [lb (AI)/acre] I II III 0a

Dimilin 2L 0.125 203 81 4 96.0ab

Karate Z 0.03 15 14 0 9.7b

Untreated - 203 198 17 139.3a a Means in this column followed by the same letter are not significantly different at the 5% level.

Table 2. Control of rice water weevil (RWW) with aerial applications of Dimilin 2L and Karate Z

Rate No. immature RWW / 20 cores (2nd

samples)

Treatment [lb (AI)/acre] I II III 0a

Dimilin 2L 0.125 235 155 6 132.0a

Karate Z 0.03 55 47 0 34.0b

Untreated - 194 158 18 123.3a a Means in this column followed by the same letter are not significantly different at the 5% level.

Table 3. Yield response to controlling rice water weevil (RWW) with aerial applications of Dimilin 2L and

Karate Z

Rate 0 yield (lb/acre) @ 12% moisture

Treatment [lb (AI)/acre] I II III 0a

Dimilin 2L 0.125 7038 6960 6801 6933a

Karate Z 0.03 7708 6137 6630 6825ab

Untreated - 5920 5811 5942 5891b a Means in this column followed by the same letter are not significantly different at the 8% level.

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Timing of Mustang Max for control of Rice Water Weevil

Beaumont, TX

2004 � North

II III IV

1 10 7 4

5 8 2 3

3 6 1 7

4 7 5 8

2 1 3 10

6 9 6 5

7 3 10 9

8 5 4 2

10 4 9 1

9 2 8 6

Plot size = 7 rows, 7 in. row spacing, 18 ft. long, 4 replications with metal barriers

Variety = Cocodrie (seed source Garret Farms grown in 2003)

Trt. no.

Description

Rate

[lb (AI)/acre]

Timing

1 Untreated - -

2 Mustang Max (F0570) 0.0225 PRE a

3 Mustang Max (F0570) 0.0225 E b

4 Mustang Max (F0570) 0.0225 7 DAE c

5 Mustang Max (F0570) 0.0225 14 DAE

6 Mustang Max (F0570) 0.0225 BF d

7 Mustang Max (F0570) 0.0225 3 DAF e

8 Mustang Max (F0570) 0.0225 5 DAF

9 Mustang Max (F0570) 0.0225 7 DAF

10 Mustang Max (F0570) 0.0225 10 DAF

a PRE = preemergence

b E = at emergence

c DAE = days after emergence

d BF = immediately before flood

e DAF = days after flood

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Timing of Mustang Max for control of Rice Water Weevil Beaumont, TX

2004

Chronological Data

26 Mar Drill-planted Cocodrie @ 90 lb/acre and applied urea @ 42.5 lb N/acre (25% of 170)

27 Mar Applied Treatment 2 (did not incorporate), erected barriers and flushed

09 Apr Emergence and applied Treatment 3 @ 40 gpa (on to moist soil)

16 Apr Applied Arrosolo 3-3E @ 2.0 qt/A, Basagran @ 1.5 pt/A, Facet 75DF @ 0.5 lb/A and

Latron AG-98 @ 1.0 pt/100 gal spray for early season weed control

Treatment 4 (on to moist soil)

20 Apr Flushed and drained

23 Apr Treatment 5 (on to moist soil)

30 Apr Treatment 6 (on to dry soil), urea @ 59.5 lb N/acre (35% of 170), and permanent

flood

03 May Treatment 7

05 May Treatment 8

07 May Treatment 9

10 May Treatment 10

12 May Applied Londax

17 May Urea @ 68.0 lb N/acre (40% of 170)

21 May First RWW cores

02 Jun Second RWW cores

22 Jul Drained

18 Aug Harvested

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Timing of Mustang Max. Beaumont, TX. 2004

Rate 0a no. immature RWW

b / 5 cores 0

a yield

Trt. # Description [lb (AI)/acre] Timing 21 May 2 Jun (lb/acre)

1 Untreated — — 41.5a 106.8a 6243c

2 Mustang Max 0.0225 PREc 11.5bc 60.5cde 6777c

3 Mustang Max 0.0225 Ed 8.0bcd 74.5abc 6540c

4 Mustang Max 0.0225 7DAEe 13.8b 90.0ab 6404c

5 Mustang Max 0.0225 14DAE 4.5def 92.8ab 6979bc

6 Mustang Max 0.0225 BFf 0.5f 60.5bcd 6865c

7 Mustang Max 0.0225 3DAFg 1.0ef 68.0de 7718ab

8 Mustang Max 0.0225 5DAF 2.3ef 31.3ef 7723ab

9 Mustang Max 0.0225 7DAF 4.8cde 17.0fg 7792a

10 Mustang Max 0.0225 10DAF 8.5bcd 12.3g 7785a a Means in columns followed by the same letter are not significantly different at the 5% level

(ANOVA, LSD). b RWW = rice water weevil.

c PRE = preemergence.

d E = at emergence

e DAE = days after emergence.

f BF = immediately before flood.

g DAF = days after flood.

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TRRF Report on 2004 Research

Management of Bacterial Panicle Blight caused by Burkholderia glumae

December 2004

Joseph P. Krausz

Professor, Department of Plant Pathology,

Texas A&M University,

2132 TAMU,

College Station, TX 77843-2132.

(Tel. 979-845-8001),(Fax 979-945-6483)

[email protected]

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Managing Bacterial Panicle Blight

Caused by Burkholderia glumae

Objective 1

Rice Cultivar Screening: Evaluate rice cultivars quantitatively for incidence of bacterial panicle

blight in the Uniform regional Rice Nursery (URRN) trial at the Texas A&M research plots at

Beaumont. Provide more reliable quantitative data on varietal reaction to panicle blight.

Methods

At grain maturity on July 29, 2004, each plot in the URRN variety trials at Beaumont were

individually evaluated for the presence and severity of panicle blight. A composite panicle blight

rating (0-9; 0 = no panicle blight; 9 = 90%+ panicles blighted) for each variety was obtained

based on the incidence and severity of the disease.

Results

Symptoms of panicle blight were virtually absent in the 2004 URRN test and were very light to

non-existent across much of the Texas rice belt. Incidence and severity of panicle blight has been

correlated with above normal temperatures, especially high evening temperatures. The 2004 rice

crop, especially prior to pollination for much of the first crop, experienced unusually moderate

temperatures. Heat stress was not an issue. An evaluation of the entries in the URRN test was

made, but the incidence of panicle blight was too low to make any meaningful variety

comparisons.

Objective 2

Panicle Blight Screening of Seedlings: Determine if rice cultivar reaction to panicle blight can be

determined at the seedling stage by inoculation with the bacterium, evaluation of symptom

expression, and correlation of the response with field response to the disease.

Methods

A standardized bacterial suspension (1010

cfu/ml) of the panicle blight bacterium was prepared

and used to inoculate the foliage of 30-day-old rice seedlings by two commonly used inoculation

techniques; 1) Dip scissors into bacterial suspension and clip the rice leaves, and 2) Dip a cork

with pins embedded into the bacterial suspension and subsequently press the pin tips into the

leaf to be inoculated. The plants were incubated in a greenhouse and disease symptoms were

evaluated 14 days after inoculation. With the leaf clip method, the length of the progression of

leaf blight down from the clipped edge of each leaf was measured. With the pin-prick method,

perpendicular diameters of the blighted areas for each leaf, was recorded.

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Results

The leaf-clip method proved to be the preferable method. The successful generation of symptoms

with each cut was high, while the incidence of successful infection with the pin-prick method was

too erratic to be of much use. Using the leaf-clip method of inoculation, significant differences in

disease development was recorded among the rice varieties tested. The varieties were chosen

based on panicle blight ratings in the 2003 URRN trial at Beamont to include a cultivar

apparently resistant to panicle blight (RU0103190), two cultivars with intermediate reactions

(Jefferson and Saber), and a cultivar considered susceptible (Cocodrie). The seedling inoculation

test recorded significant differences in variety response to inoculation, but these reactions did

not correlate well with the panicle blight ratings based on field observation of panicles at

maturity in 2003.

Comparison of Seedling Inoculation with Burkholderia glumae

vs. Field Observation of Panicle Blight

Cultivar Seedling Rate1 Field Rating

2

BF4-274 13.4 a 0.75 Resistant

Saber 9.5 ab 2.25 Intermediate

Cocodrie 5.9 b 3.00 Susceptible

Jefferson 3.3 b 1.25 Intermediate

1 Average length of leaf lesion from cut leaf surface of 8 plants

2 Panicle blight rating 0 - 5 (0 = no PB; 5 = 80 -100% blighted panicles.

Objective 3

Inducing Systemic Acquired Resistance (SAR) and Testing Other Foliar Protectants: On rice inoculated

with the bacterial panicle blight pathogen, evaluate commercial and non-commercial products presently

reported as inducers of SAR on other crops.

Methods

Cocodrie treated with Icon seed treatment was planted on March 30, 2004, at the TAMU Research and

Extension Center at Beaumont. Plot size was 7 rows, with 7-inch row spacing, 18-feet long. Arrosolo,

Basagran, and Facet were applied nine days after emergence. The plots were inoculated with a

suspension of Burkholderia glumae at late boot (June 22, 2004) by spraying 45 ml of bacterial suspension

(8 x 109 cfu/ml) over the three interior rows of each plot. The products to be tested were applied as foliar

sprays with a Solo® backpack sprayer with boom attachment and three 8002 nozzle tips delivering 15

gallons per acre at 20 PSI. The plots were evaluated for panicle blight on 07/29/2004 and harvested with a

small plot combine on 08/17/2004.

In a separate test at the Texas A&M Rice Research Center at Eagle Lake, Cocodrie

was treated with foliar applications of Messenger® and salicylic acid 5 weeks after planting to evaluate

possible effects on the rice in the absence of panicle blight. The rice was planted on 04/20/ 2004, and the

products were applied as mentioned above.

The rice was evaluated for diseases on 08/03/2004 and harvested on 08/12/2004.

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Results

Panicle Blight Suppression Test

Treatment Prod./A Timing Pan. Blt.1,2

Yield (lb/A)2

Salicylic acid 40 g PI 1.0 ab 6597 a

+ Hasten 0.1% v/v

Salicylic acid 40 g PI & LB 0.2 ab 6418 a

+ Hasten 0.1 % v/v

Salicylic acid 40 g LB 0.5 ab 6714 a

+ Hasten 0.1 % v/v

Salicylic acid 40 g LB 3.3 b 6580 a

Messenger STS 2.5 oz PI 2.0 ab 6799 a

Messenger STS 2.5 oz PI 1.0 ab 6581 a

+ Hasten 0.1 % v/v`

Messenger STS 2.5 oz PI & LB 0.5 ab 6766 a

Messenger STS 4.0 oz PI 2.0 ab 6708 a

Messenger STS 2.5 oz LB 1.3 ab 6574 a

Actigard 0.75 oz LB 2.0 ab 6799 a

Top Cop 2 qts LB 1.5 ab 6658 a

Starner 20WP 450 g LB 0.3 ab 6503 a

Untreated ----- ----- 1.0 ab 6624 a

Untreated and ----- ----- 0.0 ab 6956 a

Uninoculated

1

Panicle blight recorded as number of blighted panicle per plot.

2 Figures followed by a similar letter are not considered statistically

different according to Duncan’s multiple range test (p = 0.05).

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Effect of Messenger and Salicylic Acid on Sheath Blight

Sheath Blight

Treatment Rate/A Timing1 (0-9)

2 Yield (lb/A)

2

Salicylic acid 32 g 37 DAP 0.2 a 7052 a

+ Hasten 0.1 % v/v

Messenger STS 2.0 oz 37 DAP 1.9 a 6975 a

Untreated ----- ----- 4.3 b

6913 a

1

Products applied 37 days after planting (DAP)

2 Figures in a column followed by a similar letter are not considered significantly different according to Duncan

Multiple range test (p = 0.10)

Objective 4

Weather-based panicle blight forecast system: Validate a weather-based disease forecast model for

predicting bacterial panicle blight incidence on rice.

Methods

Weather data including temperature, relative humidity, and rainfall was collected from the Texas A&M

Rice research centers at Beaumont and Eagle Lake. Panicle blight incidence and severity was recorded

on the panicle blight susceptible variety Cocodrie at both locations and on the entire list of entries in the

URRN trial at Beaumont. A panicle blight predictive model developed in Korea was obtained after

considerable difficulty in locating and communicating with the author. The panicle blight forecast model

developed in Korea is being validated for Texas conditions using the collected weather data and the

panicle blight observations at the Texas locations.

Results

Unfortunately, the unusually mild temperatures in the Texas rice belt during the critical months of June

and July, 2004, was very unfavorable for the development of panicle blight. Panicle blight incidence has

been correlated with prevailing high temperatures. Very low levels of panicle blight were observed. The

levels of infection were too low to evaluate rice cultivars or foliar treatments effectively. However, the

relatively low temperatures in June and July will serve as important parameters in the predictive model

to signal a “low panicle blight” rating. In back-testing, the weather parameters during June and July

2004 were applied to the Korean predictive model which correctly indicated a very low incidence of

panicle blight. This is an encouraging sign.

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Report Submitted to the Texas Rice Research Foundation

For 2004

Communications, Press and Public Outreach for the Texas Rice Industry

by

Jay Cockrell

Agricultural Communications Specialist

Texas A&M University System Agricultural Research and Extension Center

1509 Aggie Drive, Beaumont, Texas 77713

Duration: March 04 – March 05

Funds Awarded: $11,535.00

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Communications, Press and Public Outreach at the Beaumont Center

Executive Summery:

Newsletter –2004 was another good year for Texas Rice, and it continues to be a valuable

communication tool for the rice industry, the Beaumont Center and Texas A&M University. The mailing list

gets bigger every year, with email recipients topping 1200. We have kept the number of hard copies mailed out

at 400 to keep printing and postage costs down.

According to the year-end report of activity for the Center website, Texas Rice took 7 of the top 10

downloads, with the March and April issues being the most popular. The web trends also show that issues from

2003 continue to be downloaded, especially the Winter 03 where we highlighted the importance of the rice

industry to the environment.

We kept a very tight schedule this year, with each issue going out no later than the first week of each

month, and the Winter issue went out well ahead of the Christmas break. I’ve kept in close contact with industry

representatives, making sure that the information presented was timely and accurate. Besides our own scientists,

I also worked with researchers from other states including Arkansas, Louisiana, Illinois, California and Florida.

Outreach – We brought around 200 people through the Center in 2004, from girl scouts to senior citizen

groups. The kids went home with their own rice growing ‘kits’, and the seniors got rice recipe brochures and

copies of Texas Rice. Besides the local groups, I also gave tours for visiting scientists and farmers from China,

Mexico, Brazil and Peru.

We continue to participate in area career days and science fairs for junior high and high school students.

This is a great opportunity to let kids know that there is more to agriculture than just farming, and all the things

Texas A&M has to offer in these fields. It also gives me a chance to increase awareness of the work done at the

Beaumont Center. Many of our best student workers learned of the job opportunity through outreach efforts at

their schools

Press – In addition to the field day press, year round newspaper and television coverage has steadily

increased. I have established excellent relationships with newspaper reporters, editors, television producers and

anchors. In between special events, I do my best to keep agriculture high in their mind, either forwarding stories

from AgNMore or making suggestions for good story ideas or interviews.

I continue to serve on the Jefferson County Ag Committee, chaired by Kelby Boldt, and we have made

great progress in the past year. We have a regular Thursday column in the Beaumont Enterprise so the different

ag related organizations can receive consistent placement of their stories. We also secured a regular segment on

the local CBS affiliate News at Noon program, which runs the first Tuesday of every month.

Beside numerous press releases on AgNMore, my ‘Rice and the Environment’ story was published in

the fall issue of Lifescapes, the quarterly magazine for the Texas A&M Agriculture Program.

Justification:

In our 2004 season of Texas Rice, we continued to provide timely and informative stories that

highlighted the rice industry, farmer issues and Texas A&M University.

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We got the season off to a strong start in March with a cover story that highlighted the rice check-off program,

emphasizing the tremendous role our farmers play in supporting research. In the ‘Farming Rice’ section, I wrote

an article based on a presentation by LSU weed specialist Dr. Ron Strahan. The article contained excellent color

photos to help farmers identify weed species, and gave recommendations for chemicals to control them.

For the April issue, we ran a story on insect newcomers that Dr. Mo Way identified in rice fields in 2003. With

many close-up photos, it was intended to serve as an ID guide for growers. In a correspondence to one of our

researchers, Owen Taylor, editor of RiceFax, said the article was “the best thing he had ever seen coming from

a University system”. While it’s clear this is an exaggeration, the compliment was quite encouraging.

The June cover story promoted the Eagle Lake Field day, and Dr. Turner did an excellent article on nitrogen

loss in rice soils for the ‘Farming Rice’ section

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The July issue honored Bill Dishman Sr. for an endowment the Dishman family established for research at the

Beaumont/Eagle Lake Center. We also highlighted the research Mo Way and Gene Regan conducted done on

the Mexican rice borer.

For the August issue, I went international, and tapped into research conducted on endophytes in rice by Chinese

and Australian scientists. We also profiled Louis Broussard at Beaumont Rice Mill, one of the oldest mills in

Texas.

Based on suggestions from our on-line survey, we ran a story on Rice Tec and hybrid rice production in the

September issue. The article included a brief history of hybrid rice research, techniques used in producing

hybrid seed and a performance overview of hybrid rice

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149

Objectives

Specific objectives for this proposal were as follows:

1. Continue to publish and improve Texas Rice, the newsletter for the Texas rice industry; and

2. Refine and expand educational materials for presentations and projects dealing with rice production,

targeting school children and the general public.

3. Continue to foster close relationships with representatives of the media to insure that agricultural issues

get coverage.

Materials And Methods

All the writing, typesetting, editing and printing for Texas Rice is done in-house. Using Adobe

Photoshop and Adobe Pagemaker software, the newsletter is typeset on one of two Macintosh desktop

computers. Interviews for original articles, such as the Grower Profile and Researcher in the News, are done on

location. Scientists are involved, as much as their time allows, in writing special features.

The design, layout, and printing of brochures and handouts are also done at the Beaumont Center. Poster

size materials are printed on the HP Design Jet 755CM which has the capability of printing a document 36”

wide and up to 100 feet long.

Time Line

Texas Rice was published 9 times in 2004, March through October with a winter issue in December.

Area high school career days were held in the spring, and recruitment seminars were in late May, just before

school let out for the summer. Community presentations and station tours were a year-round endeavor.

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150

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Compiled by Dr. Jim Stansel and Regina Tate - Texas A&M University Systems

Survey data from dryers, sales offices, agribusiness, USDA/CFSA and County Extension Agents as appropriate

2004 - TEXAS RICE CROP

B04-1a

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151

1509 Aggie Drive

Beaumont, TX 77713-9185

Phone 409/752-2741 Fax 409/752-5560

Dear Reader:

We extend our thanks and gratitude to the numerous respondents who submit their best estimates used in

this report. The utility of this data is only as good as the respondent’s willingness to provide good and timely

information. They have been willing to take their valuable time every week throughout the season to provide

the best information possible to farmers and other in the Texas rice industry.

This effort was funded by the rice producer’s voluntary check-off funds administered by the Texas Rice

Research Foundation and by the Texas Agricultural Experiment Station at Beaumont. This report will be

available on the web at http://beaumont.tamu.edu.

Sincerely,

Jim Stansel

Project Coordinator

Regina Tate

Project Statistician

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152

Table of Contents Page

2004 Crop Season Summary............................................................................................................ 1

Texas Rice Areas Map .................................................................................................................... 3

Texas Rice Acreage, Yield & Quality Collaborators........................................................................ 4

Texas Rice Acreage by Variety & County ....................................................................................... 5

Percent Variety Acres by Zone........................................................................................................ 6

11-Year Texas Rice Planted Acres Comparison............................................................................... 7

Texas Rice Trends – Variety Effects on Yield ................................................................................. 8

Texas Rice Trends – Technology Effects on Yield .......................................................................... 9

11-Year Texas Rice Acreage, Yields & Production Comparison...................................................... 10

Texas Field Yields by Variety (Main Crop) ..................................................................................... 11

Texas Field Yields by Zone & Varieties by Zone

East Zone Totals........................................................................................................................ 12

Cheniere, CL121, CL161........................................................................................................... 13

Cocodrie, Jefferson, XL8........................................................................................................... 14

County Yield & Quality

Brazoria & Chambers .......................................................................................................... 15

Jefferson & Liberty.............................................................................................................. 16

Northwest Zone Totals............................................................................................................... 17

Cheniere, CL161, Cocodrie ....................................................................................................... 18

Cypress, Wells, XL8.................................................................................................................. 19

County Yield & Quality

Colorado & Fort Bend ......................................................................................................... 20

Harris & Lavaca .................................................................................................................. 21

Waller & Wharton ............................................................................................................... 22

Southwest Zone Totals ............................................................................................................... 23

Cheniere, CL161, Cocodrie ....................................................................................................... 24

Cypress, Dixiebelle, Jefferson ................................................................................................... 25

Milagro, Risotto, XL8 ............................................................................................................... 26

County Yield & Quality

Jackson & Matagorda .......................................................................................................... 27

Victoria ............................................................................................................................... 28

Main Crop Yields – 4-Year Comparison.......................................................................................... 29

Texas Field Yields – Ratoon Crop................................................................................................... 30

Texas Rice Crop Weekly Statistics Collaborators ............................................................................ 35

Texas Crop Rice Development Statistics ......................................................................................... 36

Percent Planted Chart ................................................................................................................ 37

Percent Seedling Emergence...................................................................................................... 38

Percent Sustained Flood ............................................................................................................ 39

Percent Panicle Differentiation .................................................................................................. 40

Percent Headed.......................................................................................................................... 41

Percent Harvested (Main Crop) ................................................................................................. 42

Percent Harvested (Ratoon Crop) .............................................................................................. 43

Texas Rice - Conservation Tillage, Precision Leveled & Irrigation Water Source............................ 44

Historic Texas Year End Rice Stocks Collaborators ........................................................................ 45

Historic Texas Rice Stocks.............................................................................................................. 46

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153

2004 Crop Season Summary

Jim Stansel

The 2004 rice crop season was characterized by variable weather patterns across the rice belt. March

was warmer than normal with average rainfall after a wet winter. Then cold weather hit in mid April with

temperatures falling into the mid 40’s. Heavy rains and cloud cover in May, June and July, particularly along

the coastal areas of the rice belt, significantly impacted the rice crop. Mid August temperatures were among the

coolest on record with temperatures falling to 60 degrees. Near record high temperatures were recorded for the

last half of October.

Planting dates were highly variable across the state. Planting was very late in the eastern rice belt, but

closer to normal in the western areas. There were some late plantings due to the increase in acreage, especially

in the east. Planted acres increased 39% in the east while the western areas increased about 17%. The state

acreage increase was 22%. The 216,810 acres was the highest acreage since 1999.

Main crop harvest was 11 days later than normal across the rice belt. Main crop yields averaged 6,231

lbs/ac (38.6 bbls/ac), slightly above 2003, but well below 2002. Yields were reported on 51,290 acres.

Cocodrie was the most popular variety (59% of the total reported acreage) followed by CL161 (11%) and

Cheniere (10%). The Rice Tech hybrids are becoming more popular being grown on about 4% of the acres.

Ratoon crop yields averaged 2,402 lbs/ac (15bbls/ac dry) on 10,173 reported acres from 84 fields across

the rice belt. This was higher than the 2002 and 2003 crops. Only 35% of the acres were ratoon cropped the

lowest percentage since 1999. The rice belt average since 2000 is 40%.

CLXL8 had the highest ratoon crop of yield (2,862 lbs/ac, 18 bbls/ac dry) on 648 reported acres from 5

fields. Cocodrie was a close second with yield of 2,691 lbs/ac (17 bbls/ac dry) from 4,159 acres reported from

30 fields. Jefferson, Dixiebelle, Cypress, XL8 and CL161 all yielded about 2,300 lbs/ac (14 bbls/ac dry).

Cheniere yielded 1,983 lbs/ac (12 bbls/ac dry). Keep in mind these estimates are based on a low sample of

10,173 acres from 84 reported fields. However, they do give good perspective of general ratoon crop

performance.

Total production for Texas is estimated to be a little over 14 million hundred weights below 2003 and

about the same as 2000-2002 production. Texas rice production in 2004 was about the same as 1993, but was

produced on 80,000 less acres. Yields increased 21% since 1993 (1,165 lbs/ac, 7 bbls/ac dry) and 2004 was not

the highest yielding year. This provides an insight into the impact of technology and crop management on the

productivity of the Texas rice growers.

Conservation tillage of some type was reported on 30% of the 2004 acres. That compares to 32% in

2003 and 52% in 2002. Summer and fall weather patterns which facilitate land preparations greatly impacts the

number of conservation tillage acres.

More detailed information is available in the 2004 Texas Rice Crop Statistics – B04-1a published by the

Texas Agricultural Experiment Station at Beaumont. This information is available in hard copy or CD.

East Zone: Brazoria, Chambers, Galveston, Hardin, Jefferson, Liberty, Orange Counties

Planting in late March and early April was hit by the mid April cold weather which occurred when about

40% of the crop that was planted. Further planting was delayed until late April to mid May, some of which was

due to acreage increases. Overall planting was 9 days later than normal. Additional cool wet weather in June

further delayed the crop and heading was 18 days later than normal. The wet cloudy weather in late June (12

inches of rainfall) occurred when about 20% of the crop was heading. Abnormally cool weather in late July and

August impacted about 50% of the crop still in the field. Late rice yields appeared to be better than early

planted rice, due to the June and July weather. Normally, earlier planted rice yields are best. The east zone

main crop yields were about average (5,634 lbs/ac, 35 bbls/ac dry on 71 reported fields) and slightly higher

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(about 324 lbs/ac or 2 bbls/ac dry) than 2003. XL8 and Cheniere was the highest main crop yielding varieties in

the east zone, yielding 6,643 and 6,340 lbs/ac (41 and 39 bbls/ac dry) on 8 and 6 fields reported respectively.

Cocodrie produced 5,993 lbs/ac (37 bbls/ac dry) on 14 fields reported. Cheniere had the highest milling yields

(No. 2.0, 64/72) and XL8 had the lowest (No. 2.3, 58/70). CL161 yielded 5,217 lbs/ac (32bbls/ac dry) and had

milling yields of No. 1, 61/69 on 4,947 acres from 39 fields. CL161 was the second most popular variety in the

east zone (21% of the acres) behind Cocodrie (57% of the acres).

Northwest Zone: Colorado, Fort Bend, Harris, Lavaca, Waller, Wharton Counties

Plantings in the northwest area were 2 days earlier than average, but were 6 to 8 days later than 2002

and 2003. The mid April cold weather hit when 79% of the crop had been planted. May and June had higher

than normal rainfall, but escaped most of the very heavy rains further south. However, 23% of the crop was

heading during the rains and high cloud cover which reduced yields more than other areas. Cooler than normal

temperatures in late June and July slowed crop development, but probably increased later planted yields.

Harvest was 8 days behind normal. Main crop yields averaged 6,460 lbs/ac (40 bbls/ac on 19,510 acres from

196 reported fields). Yields were lower than 2003 (6,798 lbs/ac, 42 bbls/ac dry), 2002 (7,073 lbs/ac, 44 bbls/ac

dry) and 2001 (7,020 lbs/ac, 43 bbls/ac dry).

Cocodrie was the predominant variety in the area and was grown on 61% of the acres. Cheniere was

planted on 13% of the acres followed by CL161 (8%) and Cypress (7%). Cheniere and Cocodrie yields were

similar (about 6,600 lbs/ac, 41bbls/ac dry). XL8 averaged 6,400 lbs/ac (40 bbls/ac dry) and CL161 averaged

6,300 lbs/ac (39 bbls/ac dry). Cheniere had the highest milling yields (No. 1.3, 63/72) with Cocodrie a No. 2,

61/72. CL161 was a No.1.3, 62/70 and XL8 was a No. 1.1, 58/72.

Southwest Zone: Jackson, Matagorda, Victoria, Southern Wharton Counties

Plantings in the southwest area were 4 days later than normal. The cool wet weather took its toll as

heading was 9 days later than normal and harvest was 8 days behind normal. The bad weather caught 34% of

the crop at or near heading, the most critical stage.

Main crop yields in the region averaged 6,244 lbs/ac (38 bbls/ac dry) on 16,653 reported acres. 2004

yields were 389 lbs/ac (2.4 bbls/ac dry) above 2003, but 653 lbs/ac (4 bbls/ac dry) lower than 2002. The most

popular variety in the southwest region continues to be Cocodrie (58% of the acres) followed by Cypress (17%

of the acres). Jefferson and Cheniere each were planted on 6 and 9% of the acres respectively. Dixiebelle was

planted on 5% of the areas acres.

Dixiebelle had the highest main crop yield in the area averaging 6,609 lbs/ac (41 bbls/ac dry) on 2,499

reported acres from 24 fields. Milling averaged a No. 2, 60/70. Cheniere had the next highest yield of 6,498

lbs/ac (40 bbls/ac dry) on 2,400 reported acres from 28 fields. Cheniere had a No. 1.4, 61/71 milling. Cocodrie

was third highest yield with 6,289 lbs/ac (39 bbls/ac dry). Jefferson, CL161 and Cypress all yielded about the

same (5,800 lbs/ac, 36 bbls/ac). Cypress had the highest milling of all varieties with a No. 1.6, 62/71. XL8 was

reported on only 2 fields, but yielded about the same as Cocodrie. Its quality was No. 2, 58/70 but only 2 fields

were reported.

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2004

Texas Rice Acreage, Yield and Quality

List of Collaborators

Respondents Variety

Acreage

County

Acreage

Field

Yield/Quality

American Rice Growers Anahuac - James Hewitt

American Rice Growers Dayton - Aaron Holbrook

American Rice Growers Garwood - Vivian Spanihel

American Rice Growers Richmond

Area Rice Marketing - Tom Kallina

Beaumont Rice Mills - Johnny Setliff

Brookshire Drying Co. - Pam Wostarek

Brushy Creek Farm & Land - David Basinger

BU Growers - Joe Crane

Chocolate Bayou Water Company - Jimmy Greak

County Farm Service Agency - L.G. Raun

Doguet Rice Mill - Mike Doguet

East Bernard Rice Marketing - Jay Davis

Farmers Canal & Trull Service Co. - Dan Tucker

Garrett Farms - Jacko Garrett, Traci Harvey

Guadalupe-Blanco River Authority - Dave Dodd

Gulf Coast Water Authority - David Sauer

Hall’s Bayou Ranch - David LeCompte

Hegar Farms - Glenn A. Hegar

LCRA - Garwood, Gulf Coast, Lakeside

Lower Neches Valley Authority - Robert Harris

Martin Farm - Don Martin

Pierce Ranch - Laurance Armour Jr.

Rice Belt Warehouse Bay City - John Dippel

Rice Belt Warehouse Blessing - Andy Jasek, Sunny Pierce

Rice Belt Warehouse Edna - Ralph Novasod

Rice Belt Warehouse El Campo - Jimmy Pavlik

Rice Belt Warehouse Ganado - Rodney Tegeler

Sabine River Authority - Gulf Coast Div. - Paul Jeanis

Winco AgriProducts – Davis Waddell

Woods Interests - J.D. ADes@ Woods

X

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Page 145: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

157

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158

TE

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Page 147: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

159

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Page 148: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

Tex

as

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Page 149: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

Tex

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Page 150: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

162

11

-Yea

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1995

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Page 151: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

163

20

04

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Page 152: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

164

Texas Rice Yield & Quality Summary

EAST ZONE Brazoria ~ Chambers ~ Galveston ~ Jefferson ~ Liberty ~ Orange

MAIN

CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac Zone: Quality Average 61.2 69.6

2.

0

Weighted Yield 5,634 35 East Average Harvest Dates

7-

Aug

11-

Aug

Number of Fields 71 Number of Fields 66

Total Acres

Reported 8,006

Average Harvest

Moisture 19.4

Highest Yield 7,577 47 Highest Quality 65.0 72.0

1.

0

Lowest Yield 3,822 24 Lowest Quality 55.0 65.0

3.

0

Yields – 12% moisture

Quality – in percent

EAST 2004

Variety Number Reported Yield Yield Milling Milling Grade

of Fields Acreage lbs./ bbls/ Yield Yield

Reported Acre Acre %H %T

Cheniere 6 496 6,340 39 63.8 71.6 2

CL121 3 406 5,130 32 62.7 70.3 2

CL161 36 4,541 5,249 32 61.3 68.9 1.9

Cocodrie 14 1,226 6,050 37 61.3 70 2.3

Jefferson 3 234 5,528 34 61.5 69.5 2

Wells 1 161 6,692 41 N/A N/A N/A

XL8 8 942 6,643 41 58.4 70.4 2.3

Total: 70 8,006

Weighted

Average: 5,634 35 61.2 69.6 2

Page 153: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

165

East Zone – Variety Statistics Brazoria ~ Chambers ~ Galveston ~ Jefferson ~ Liberty ~ Orange

CHENIERE

MAIN CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac Zone: Quality Average 63.8 71.6 2.0

Weighted Yield 6,340 39 East Average Harvest Dates 4-Aug 6-Aug

Number of Fields 6 Variety: Number of Fields 5

Total Acres

Reported 496

Chenier

e

Average Harvest

Moisture 19.3

Highest Yield 7,577 47 Highest Quality 65.0 72.0 2.0

Lowest Yield 3,889 24 Lowest Quality 62.0 71.0 2.0

CL121

MAIN

CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac Zone: Quality Average 62.7 70.3 2.0

Weighted Yield 5,130 32 East Average Harvest Dates

8-

Aug

11-

Aug

Number of Fields 3 Variety: Number of Fields 3

Total Acres Reported 406 CL121

Average Harvest

Moisture 19.9

Highest Yield 5,852 36 Highest Quality 65.0 71.0 2.0

Lowest Yield 3,822 24 Lowest Quality 59.0 70.0 2.0

CL161

MAIN

CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac Zone: Quality Average 61.3 68.9

1.

9

Weighted Yield 5,249 32 East Average Harvest Dates

10-

Aug

15-

Aug

Number of Fields 36 Variety: Number of Fields 35

Total Acres

Reported 4,541 CL161

Average Harvest

Moisture 19.7

Highest Yield 7,303 45 Highest Quality 64.0 70.0

1.

0

Lowest Yield 3,931 24 Lowest Quality 55.0 65.0

3.

0

Page 154: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

166

Yields – 12% moisture

Quality – in percent

COCODRIE

MAIN CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac Zone: Quality Average 61.3 70.0 2.3

Weighted Yield 6,050 37 East Average Harvest Dates 6-Aug 8-Aug

Number of Fields 14 Variety: Number of Fields 13

Total Acres

Reported 1,226

Cocodri

e

Average Harvest

Moisture 18.7

Highest Yield 7,086 44 Highest Quality 65.0 72.0 2.0

Lowest Yield 4,176 26 Lowest Quality 57.0 67.0 3.0

JEFFERSON

MAIN CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac Zone: Quality Average 61.5 69.5 2.0

Weighted Yield 5,528 34 East Average Harvest Dates 27-Jul 29-Jul

Number of Fields 3 Variety: Number of Fields 2

Total Acres Reported 234 Jefferson Average Harvest Moisture 19.7

Highest Yield 5,917 37 Highest Quality 62.0 70.0 2.0

Lowest Yield 5,064 31 Lowest Quality 61.0 69.0 2.0

XL8

MAIN CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac Zone: Quality Average 58.4 70.4 2.3

Weighted Yield 6,643 41 East Average Harvest Dates 31-Jul 5-Aug

Number of Fields 8 Variety: Number of Fields 8

Total Acres Reported 942 XL8 Average Harvest Moisture 20.0

Highest Yield 7,358 45 Highest Quality 61.0 71.0 2.0

Lowest Yield 5,403 33 Lowest Quality 55.0 69.0 3.0

Yields – 12% moisture

Quality – in percent

Page 155: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

COCODRIE

MAIN CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac Zone: Quality Average 61.3 70.0 2.3

Weighted Yield 6,050 37 East Average Harvest Dates 6-Aug 8-Aug

Number of Fields 14 Variety: Nu er of Fields mb 13

Total Acres Reported 1,226 Cocodrie Average Harvest Moisture 18.7

Highest Yield 44 7,086 Highest Quality 65.0 72.0 2.0

Lowest Yield 4,176 26 Lowest Quality 57.0 67.0 3.0

JEFFERSON

IN CRO MA P

Yield Data Summary Quality Data Summary

lbs/ac bbls/ Zone: ac Quality Average 61.5 69.5 2.0

Weighted Yield East 5,528 34 Average Harvest Dates 2 27-Jul 9-Jul

Numbe Variety: r of Fields 3 Number of Fields 2

Total A Jefferson cres Reported 234 Average Harvest Moisture 19.7

Highest Yield 5,917 37 Highest Quality 62.0 70.0 2.0

Lowest Yield 5,064 31 Lowest Quality 61.0 69.0 2.0

XL8

AIN CROP M

umma Qu ata ary Yield Data S ry ality D Summ

lbs/ac bbls/ac : Zone Quality erag Av e .4 .4 2.358 70

Weighted Yield 6,643 41 East Averag rvest Dates ul g e Ha 31-J 5-Au

Number of Fields 8 Variety: Number of Fields 8

Total rted 942 Acres Repo XL8 Averag rvest Moisture 0.0 e Ha 2

Highe 7,358 45 st Yield Highes alityt Qu .0 .0 2.061 71

Lowest Yield 5,403 33 Lowest lity Qua .0 0 3.055 69.

– 12% moisture

t

Yields

Quality – in percen

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East Zone – County Statistics Brazoria ~ Chambers ~ Galveston ~ Jefferson ~ Liberty ~ Orange

MAIN CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac County: Quality Average N/A N/A

N/

A

Weighted Yield 6,831 42

Brazori

a Average Harvest Dates

7-

Aug

11-

Aug

Number of Fields 5 Number of Fields 0

Total Acres

Reported 480

Average Harvest

Moisture 15.9

Highest Yield 7,577 47 Highest Quality 0.0 0.0 0.0

Lowest Yield 5,917 37 Lowest Quality 0.0 0.0 0.0 Yields – 12% moisture

Quality – in percent

MAIN CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac County: Quality Average 61.1 69.6

2.

2

Weighted Yield 5,189 32

Chamber

s Average Harvest Dates

8-

Aug

13-

Aug

Number of Fields 18 Number of Fields 18

Total Acres

Reported 2,174

Average Harvest

Moisture 19.7

Highest Yield 6,967 43 Highest Quality 64.0 72.0

2.

0

Lowest Yield 3,822 24 Lowest Quality 56.0 66.0

3.

0 Yields – 12% moisture

Quality – in percent

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MAIN CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac County: Quality Average 61.3 69.4 1.9

Weighted Yield 5,495 34 Jefferson Average Harvest Dates 9-Aug 12-Aug

Number of Fields 37 Number of Fields 37

Total Acres Reported 4,059 Average Harvest Moisture 19.6

Highest Yield 6,989 43 Highest Quality 65.0 72.0 1.0

Lowest Yield 3,889 24 Lowest Quality 55.0 65.0 3.0 Yields – 12% moisture

Quality – in percent

MAIN CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac County: Quality Average 61.0 70.5 2.2

Weighted Yield 6,375 39 Liberty Average Harvest Dates 31-Jul 5-Aug

Number of Fields 11 Number of Fields 11

Total Acres Reported 1,293 Average Harvest Moisture 20.0

Highest Yield 7,406 46 Highest Quality 65.0 72.0 2.0

Lowest Yield 5,185 32 Lowest Quality 57.0 68.0 3.0 Yields – 12% moisture

Quality – in percent

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170

Texas Rice Yield & Quality Summary

NORTHWEST ZONE Colorado ~ Fort Bend ~ Harris ~ Lavaca ~ Waller ~ Wharton

MAIN CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac Zone: Quality Average 61.1 71.5

1.

8

Weighted Yield 6,459 40

Northwes

t Average Harvest Dates

16-

Aug

17-

Aug

Number of Fields 197 Number of Fields 124

Total Acres

Reported 19,567

Average Harvest

Moisture 16.0

Highest Yield 8,821 54 Highest Quality 69.0 73.0

1.

0

Lowest Yield 2,533 16 Lowest Quality 54.0 68.0

4.

0 Yields – 12% moisture

Quality – in percent

NORTHWEST 2004

Variety Number Reported Yield Yield Milling Milling Grade

of Fields Acreage lbs./ bbls/ Yield Yield

Reported Acre Acre %H %T

Cheniere 42 3,138 6,638 41 62.8 72.5 1.3

CL161 13 1,640 6,265 39 62.5 70.5 1.3

Cocodrie 108 11,434 6,567 41 60.9 71.6 2

Cypress 21 2,012 5,850 36 61.5 70.4 1.9

Milagro 1 57 6,138 38 54 70 2

Wells 4 304 5,900 36 59.5 72 2

XL8 8 982 6,401 40 58.3 72 1.1

Total: 197 19,567

Weighted Average: 6,459 40 61.1 71.5 1.8

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171

Northwest Zone – Variety Statistics Colorado ~ Fort Bend ~ Harris ~ Lavaca ~ Waller ~ Wharton

CHENIERE

MAIN CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac Zone: Quality Average 62.8 72.5 1.3

Weighted Yield 6,638 41 Northwest Average Harvest Dates 14-Aug 18-Aug

Number of Fields 42 Variety: Number of Fields 19

Total Acres Reported 3,138 Cheniere Average Harvest Moisture 14.3

Highest Yield 8,668 54 Highest Quality 65.0 73.0 1.0

Lowest Yield 4,386 27 Lowest Quality 60.0 71.0 2.0

CL161

MAIN CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac Zone: Quality Average 62.5 70.5 1.3

Weighted Yield 6,265 39 Northwest Average Harvest Dates 5-Aug 9-Aug

Number of Fields

13 Variety: Number of Fields 8

Total Acres Reported 1,640 CL161 Average Harvest Moisture 19.1

Highest Yield 7,681 47 Highest Quality 64.0 72.0 1.0

Lowest Yield 4,461 28 Lowest Quality 61.0 68.0 2.0

COCODRIE

MAIN CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac Zone: Quality Average 60.9 71.6 2.0

Weighted Yield 6,567 41 Northwest Average Harvest Dates 16-Aug 15-Aug

Number of Fields

108 Variety: Number of Fields 72

Total Acres Reported 11,434 Cocodrie Average Harvest Moisture 16.1

Highest Yield 8,821 54 Highest Quality 69.0 73.0 1.0

Lowest Yield 2,533 16 Lowest Quality 56.0 68.0 4.0

Yields – 12% moisture

Quality – in percent

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CYPRESS

MAIN CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac Zone: Quality Average 61.5 70.4 1.9

Weighted Yield 5,850 36 Northwest Average Harvest Dates 22-Aug 20-Aug

Number of Fields 21 Number of Fields 14

Total Acres Reported 2,012 Average Harvest Moisture 16.4

Highest Yield 7,486 46 Highest Quality 65.0 72.0 1.0

Lowest Yield 3,982 25 Lowest Quality 55.0 68.0 3.0

WELLS

MAIN CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac Zone: Quality Average 59.5 72.0 2.0

Weighted Yield 5,900 36 Northwest Average Harvest Dates 8-Aug 8-Aug

Number of Fields

4 Variety: Number of Fields 2

Total Acres Reported 304 Wells Average Harvest Moisture 18.5

Highest Yield 7,274 45 Highest Quality 60.0 72.0 2.0

Lowest Yield 4,809 30 Lowest Quality 59.0 72.0 2.0

XL8

MAIN CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac Zone: Quality Average 58.3 72.0 1.1

Weighted Yield 6,401 40 Northwest Average Harvest Dates 11-Aug 15-Aug

Number of Fields

8 Variety: Number of Fields 8

Total Acres Reported 982 XL8 Average Harvest Moisture 17.8

Highest Yield 7,660 47 Highest Quality 62.0 73.0 1.0

Lowest Yield 4,879 30 Lowest Quality 55.0 70.0 2.0

Yields – 12% moisture

Quality – in percent

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173

Northwest Zone – County Statistics Colorado ~ Fort Bend ~ Harris ~ Lavaca ~ Waller ~ Wharton

MAIN CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac County: Quality Average 61.7 71.0 1.9

Weighted Yield 6,681 41 Colorado Average Harvest Dates 14-Aug 30-Oct

Number of Fields 28 Number of Fields 28

Total Acres Reported 3,876 Average Harvest Moisture 18.3

Highest Yield 7,573 47 Highest Quality 65.0 72.0 1.0

Lowest Yield 5,170 32 Lowest Quality 54.0 69.0 2.0 Yields – 12% moisture

Quality – in percent

MAIN CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac County: Quality Average 60.3 72.6 1.6

Weighted Yield 6,893 43 Fort Bend Average Harvest Dates 15-Aug 15-Aug

Number of Fields

12 Number of Fields 12

Total Acres Reported 893 Average Harvest Moisture 17.2

Highest Yield 7,362 45 Highest Quality 64.0 73.0 1.0

Lowest Yield 5,993 37 Lowest Quality 57.0 72.0 2.0 Yields – 12% moisture

Quality – in percent

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MAIN CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac County: Quality Average 60.3 72.7 1.0

Weighted Yield 6,265 39 Harris Average Harvest Dates 15-Aug 17-Aug

Number of Fields 3 Number of Fields 3

Total Acres Reported 555 Average Harvest Moisture 20.2

Highest Yield 6,420 40 Highest Quality 62.0 73.0 1.0

Lowest Yield 6,129 38 Lowest Quality 58.0 72.0 1.0

Yields – 12% moisture

Quality – in percent

MAIN CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac County: Quality Average 60.0 71.0 1.8

Weighted Yield 6,087 38 Lavaca Average Harvest Dates 11-Aug 14-Aug

Number of Fields

6 Number of Fields 6

Total Acres Reported 1,213 Average Harvest Moisture 18.2

Highest Yield 6,703 41 Highest Quality 62.0 72.0 1.0

Lowest Yield 5,768 36 Lowest Quality 56.0 70.0 2.0 Yields – 12% moisture

Quality – in percent

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MAIN CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac County: Quality Average 61.1 72.7 1.7

Weighted Yield 7,265 45 Waller Average Harvest Dates 13-Aug 13-Aug

Number of Fields 36 Number of Fields 36

Total Acres Reported 2,449 Average Harvest Moisture 17.1

Highest Yield 8,668 54 Highest Quality 65.0 73.0 1.0

Lowest Yield 5,793 36 Lowest Quality 57.0 72.0 2.0 Yields – 12% moisture

Quality – in percent

MAIN CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac County: Quality Average 61.1 70.4 1.8

Weighted Yield 6,346 39 Wharton Average Harvest Dates 16-Aug 17-Aug

Number of Fields

142 Number of Fields 65

Total Acres Reported 14,390 Average Harvest Moisture 15.7

Highest Yield 8,821 54 Highest Quality 69.0 73.0 1.0

Lowest Yield 2,533 16 Lowest Quality 55.0 67.0 4.0 Yields – 12% moisture

Quality – in percent

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176

Texas Rice Yield & Quality Summary

SOUTHWEST ZONE Jackson ~ Matagorda ~ Victoria ~ (south) Wharton

MAIN CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac Zone: Quality Average 60.4 70.1 2.0

Weighted Yield 6,244 39 Southwest Average Harvest Dates 7-Aug 17-Aug

Number of Fields 218 Number of Fields 153

Total Acres Reported 23,717 Average Harvest Moisture 18.4

Highest Yield 8,498 52 Highest Quality 66.0 72.0 1.0

Lowest Yield 3,218 20 Lowest Quality 45.0 60.0 6.0 Yields – 12% moisture

Quality – in percent

SOUTHWEST 2004

Variety Number Reported Yield Yield Milling Milling Grade

of Fields Acreage lbs./ bbls/ Yield Yield

Reported Acre Acre %H %T

Cheniere 28 2,400 6,498 40 61 70.6 1.4

CL161 13 1,289 5,832 36 58.5 67.7 2.2

Cocodrie 123 14,738 6,289 39 60.8 70.2 2.1

Cypress 12 1,143 5,837 36 62.3 70.9 1.6

Dixiebelle 24 2,499 6,609 41 60.4 70.3 2

Jefferson 10 1,055 5,889 36 60.5 70.1 2

Milagro 4 360 5,306 33 55.3 69.7 2.7

Risotto 2 210 3,973 25 51 68 2

XL8 2 23 6,310 39 58 70 2

Total: 218 23,717

Weighted

Average: 6,244 39 60.4 70.1 2

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177

Southwest Zone – Variety Statistics Jackson ~ Matagorda ~ Victoria ~ (south) Wharton

CHENIERE

MAIN CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac Zone: Quality Average 61.0 70.6 1.4

Weighted Yield 6,498 40 Southwest Average Harvest Dates 14-Aug 15-Aug

Number of Fields 28 Variety: Number of Fields 18

Total Acres Reported 2,401 Cheniere Average Harvest Moisture 17.9

Highest Yield 7,826 48 Highest Quality 65.0 72.0 1.0

Lowest Yield 3,768 23 Lowest Quality 57.0 67.0 2.0

CL161

MAIN CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac Zone: Quality Average 58.5 67.7 2.2

Weighted Yield 5,832 36 Southwest Average Harvest Dates 22-Apr 17-Aug

Number of Fields 13 Variety: Number of Fields 12

Total Acres Reported 1,289 CL161 Average Harvest Moisture 19.1

Highest Yield 7,261 45 Highest Quality 61.0 70.0 1.0

Lowest Yield 3,563 22 Lowest Quality 45.0 60.0 6.0

COCODRIE

MAIN CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac Zone: Quality Average 60.8 70.2 2.1

Weighted Yield 6,289 39 Southwest Average Harvest Dates 15-Aug 17-Aug

Number of Fields 123 Variety: Number of Fields 73

Total Acres Reported 14,738 Cocodrie Average Harvest Moisture 18.3

Highest Yield 8,498 52 Highest Quality 65.0 72.0 1.0

Lowest Yield 3,480 21 Lowest Quality 53.0 65.0 5.0

Yields – 12% moisture

Quality – in percent

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CYPRESS

MAIN CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac Zone: Quality Average 62.3 70.9 1.6

Weighted Yield 5,837 36 Southwest Average Harvest Dates 11-Aug 17-Aug

Number of Fields 12 Variety: Number of Fields 10

Total Acres Reported 1,143 Cypress Average Harvest Moisture 18.1

Highest Yield 6,848 42 Highest Quality 66.0 71.0 1.0

Lowest Yield 5,107 32 Lowest Quality 57.0 70.0 2.0

DIXIEBELLE

MAIN CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac Zone: Quality Average 60.4 70.3 2.0

Weighted Yield 6,609 41 Southwest Average Harvest Dates 11-Aug 14-Aug

Number of Fields 24 Variety: Number of Fields 24

Total Acres Reported 2,499 Dixiebelle Average Harvest Moisture 18.0

Highest Yield 7,692 47 Highest Quality 65.0 71.0 2.0

Lowest Yield 4,935 30 Lowest Quality 57.0 69.0 2.0

JEFFERSON

MAIN CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac Zone: Quality Average 60.5 70.1 2.0

Weighted Yield 5,889 36 Southwest Average Harvest Dates 1-Aug 4-Aug

Number of Fields 10 Variety: Number of Fields 10

Total Acres Reported 1,055 Jefferson Average Harvest Moisture 19.3

Highest Yield 7,589 47 Highest Quality 63.0 71.0 2.0

Lowest Yield 3,218 20 Lowest Quality 58.0 69.0 2.0

Yields – 12% moisture

Quality – in percent

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179

MILAGRO

MAIN CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac Zone: Quality Average 55.3 69.7 2.7

Weighted Yield 5,306 33 Southwest Average Harvest Dates 1-Oct 7-Oct

Number of Fields 4 Variety: Number of Fields 3

Total Acres Reported 360 Milagro Average Harvest Moisture 21.1

Highest Yield 7,471 46 Highest Quality 63.0 71.0 2.0

Lowest Yield 4,165 26 Lowest Quality 51.0 69.0 4.0

RISOTTO

MAIN CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac Zone: Quality Average 51.0 68.0 2.0

Weighted Yield 3,973 25 Southwest Average Harvest Dates 11-Aug 12-Aug

Number of Fields 2 Variety: Number of Fields 2

Total Acres Reported 210 Risotto Average Harvest Moisture 24.2

Highest Yield 4,220 26 Highest Quality 52.0 68.0 2.0

Lowest Yield 3,479 21 Lowest Quality 50.0 68.0 2.0

XL8

MAIN CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac Zone: Quality Average 58.0 70.0 2.0

Weighted Yield 6,310 39 Southwest Average Harvest Dates 30-Aug 29-Jul

Number of Fields 2 Variety: Number of Fields 1

Total Acres Reported 23 XL8 Average Harvest Moisture 17.2

Highest Yield 7,427 46 Highest Quality 58.0 70.0 2.0

Lowest Yield 6,259 39 Lowest Quality 58.0 70.0 2.0

Yields – 12% moisture

Quality – in percent

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Southwest Zone – County Statistics Jackson ~ Matagorda ~ Victoria ~ (south) Wharton

MAIN CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac County: Quality Average 60.7 70.2 1.8

Weighted Yield 6,299 39 Jackson Average Harvest Dates 27-Jul 17-Aug

Number of Fields 84 Number of Fields 61

Total Acres Reported 9,825 Average Harvest Moisture 17.9

Highest Yield 8,147 50 Highest Quality 66.0 72.0 1.0

Lowest Yield 3,563 22 Lowest Quality 54.0 64.0 2.0 Yields – 12% moisture

Quality – in percent

MAIN CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac County: Quality Average 59.9 69.9 2.2

Weighted Yield 5,956 37 Matagorda Average Harvest Dates 15-Aug 17-Aug

Number of Fields 96 Number of Fields 60

Total Acres Reported 9,070 Average Harvest Moisture 18.6

Highest Yield 8,057 50 Highest Quality 64.0 72.0 1.0

Lowest Yield 3,218 20 Lowest Quality 45.0 60.0 6.0

Yields – 12% moisture

Quality – in percent

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MAIN CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac County: Quality Average 60.7 71.3 1.7

Weighted Yield 7,375 46 Victoria Average Harvest Dates 9-Aug 13-Aug

Number of Fields 3 Number of Fields 3

Total Acres Reported 665 Average Harvest Moisture 16.7

Highest Yield 7,915 49 Highest Quality 61.0 72.0 1.0

Lowest Yield 6,266 39 Lowest Quality 60.0 71.0 2.0 Yields – 12% moisture

Quality – in percent

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182

MC Yields Comparison

(12% Moisture)

Area Year lbs/ac bbls/ac

East Zone 2004 5634 34.8

2003 5328 32.9

2002 6142 37.9

2001 5690 35.1

Average 5699 35.2

Southwest Zone 2004 6244 38.5

2003 5855 36.1

2002 6897 42.6

2001 6310 39.0

Average 6327 39.1

Northwest Zone 2004 6460 39.9

2003 6728 41.5

2002 7073 43.7

2001 7020 43.3

Average 6820 42.1

Texas 2004 6231 38.5

2003 6065 37.4

2002 6885 42.5

2001 6276 38.7

Average 6364 39.3

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183

Texas Rice Yield & Quality Summary

SECOND CROP

SECOND CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac

All

Varieties Quality Average 58.7 68.7 2.1

Weighted Yield 2,402 15 Average Harvest Dates 29-Oct

1-

Nov

Number of Fields 84 Number of Fields 42

Total Acres Reported 10,173 Average Harvest Moisture 18.9

Highest Yield 4,250 26 Highest Quality 63.0 72.0 1.0

Lowest Yield 815 5 Lowest Quality 53.0 66.0 5.0 Yields – 12% moisture

Quality – in percent

SECOND

CROP 2004

Variety Number Reported Yield Yield Milling Milling Grade

of Fields Acreage lbs./ bbls/ Yield Yield

Reported Acre Acre %H %T

Cheniere 12 960 1,983 12 57.3 67.6 3

CL121 1 285 815 5 N/A N/A N/A

CL161 11 1,428 2,196 14 60.7 69.3 2

CLXL8 5 648 2,862 18 59.8 72 2

Cocodrie 30 4,159 2,691 17 60.3 69.1 2

Cypress 4 351 2,335 14 N/A N/A N/A

Dixiebelle 9 1,260 2,337 14 57.5 67.5 2

Jefferson 5 455 2,356 15 55.6 68.6 2.2

Wells 2 163 1,678 10 N/A N/A N/A

XL8 4 381 2,298 14 N/A N/A N/A

Total: 84 10,173

Weighted

Average: 2,402 15 58.7 68.7 2.1

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184

Second Crop – Variety Statistics

CHENIERE

SECOND CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac Variety: Quality Average 57.3 67.6 3.0

Weighted Yield 1,983 12 Cheniere Average Harvest Dates 1-Nov 2-Nov

Number of Fields 12 Number of Fields 7

Total Acres Reported 960 Average Harvest Moisture 19.1

Highest Yield 2,858 18 Highest Quality 59.0 69.0 2.0

Lowest Yield 986 6 Lowest Quality 54.0 67.0 5.0

CL121

SECOND CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac Variety: Quality Average N/A N/A N/A

Weighted Yield 815 5 CL121 Average Harvest Dates 13-Oct 29-Oct

Number of Fields 1 Number of Fields 0

Total Acres Reported 285 Average Harvest Moisture 23.9

Highest Yield 815 5 Highest Quality 0.0 0.0 2.0

Lowest Yield 815 5 Lowest Quality 0.0 0.0 2.0

CL161

SECOND CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac Variety: Quality Average 60.7 69.3 2.0

Weighted Yield 2,196 14 CL 161 Average Harvest Dates 24-Oct 28-Oct

Number of Fields

11 Number of Fields 3

Total Acres Reported 1,428 Average Harvest Moisture 18.4

Highest Yield 2,745 17 Highest Quality 63.0 71.0 2.0

Lowest Yield 1,310 8 Lowest Quality 58.0 68.0 2.0 Yields – 12% moisture

Quality – in percent

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185

CLXL8

SECOND CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac Variety: Quality Average 59.8 71.0 2.0

Weighted Yield 2,862 18 CLXL8 Average Harvest Dates 30-Oct 1-Nov

Number of Fields 5 Number of Fields 4

Total Acres Reported 648 Average Harvest Moisture 20.4

Highest Yield 3,929 24 Highest Quality 63.0 72.0 2.0

Lowest Yield 934 6 Lowest Quality 57.0 70.0 2.0

COCODRIE

SECOND CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac Variety: Quality Average 60.3 69.1 2.0

Weighted Yield 2,691 17 Cocodrie Average Harvest Dates 29-Oct 2-Nov

Number of Fields 30 Number of Fields 15

Total Acres Reported 4,159 Average Harvest Moisture 18.5

Highest Yield 4,250 26 Highest Quality 63.0 71.0 1.0

Lowest Yield 1,077 7 Lowest Quality 55.0 67.0 3.0

CYPRESS

SECOND CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac Variety: Quality Average N/A N/A N/A

Weighted Yield 2,335 14 Cypress Average Harvest Dates N/A N/A N/A

Number of Fields 4 Number of Fields 0

Total Acres Reported 351 Average Harvest Moisture 19.0

Highest Yield 3,258 20 Highest Quality N/A N/A N/A

Lowest Yield 952 6 Lowest Quality N/A N/A N/A Yields – 12% moisture

Quality – in percent

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186

JEFFERSON

SECOND CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac Variety: Quality Average 55.6 68.6 2.2

Weighted Yield 2,356 15 Jefferson Average Harvest Dates 27-Oct 29-Oct

Number of Fields 5 Number of Fields 5

Total Acres Reported 455 Average Harvest Moisture 19.9

Highest Yield 3,570 22 Highest Quality 58.0 69.0 2.0

Lowest Yield 1,285 8 Lowest Quality 53.0 68.0 3.0

DIXIEBELLE

SECOND CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac Variety: Quality Average 57.5 67.5 2.0

Weighted Yield 2,337 14 Dixiebelle Average Harvest Dates 6-Nov 5-Nov

Number of Fields

9 Number of Fields 8

Total Acres Reported 1,260 Average Harvest Moisture 19.1

Highest Yield 4,190 26 Highest Quality 61.0 69.0 2.0

Lowest Yield 958 6 Lowest Quality 55.0 66.0 2.0

WELLS

SECOND CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac Variety: Quality Average N/A N/A N/A

Weighted Yield 1,678 10 Wells Average Harvest Dates N/A N/A N/A

Number of Fields 2 Number of Fields 0

Total Acres Reported 163 Average Harvest Moisture 16.9

Highest Yield 1,739 11 Highest Quality N/A N/A N/A

Lowest Yield 1,612 10 Lowest Quality N/A N/A N/A Yields – 12% moisture

Quality – in percent

Page 175: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

187

XL8

SECOND CROP

Yield Data Summary Quality Data Summary

lbs/ac bbls/ac Variety: Quality Average N/A N/A N/A

Weighted Yield 2,298 14 XL 8 Average Harvest Dates 19-Oct 25-Oct

Number of Fields

4 Number of Fields 0

Total Acres Reported 381 Average Harvest Moisture 19.3

Highest Yield 2,831 17 Highest Quality N/A N/A N/A

Lowest Yield 850 5 Lowest Quality N/A N/A N/A Yields – 12% moisture

Quality – in percent

Page 176: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

188

2004

Texas Rice Crop Weekly Development Statistics

List of Collaborators

December 1, 2004

Respondents Crop

Development

American Rice Growers Anahuac - James Hewitt x

American Rice Growers Dayton - Aaron Holbrook x

American Rice Growers Garwood - Vivian Spanihel x

American Rice Growers Richmond x

Area Rice Marketing - Tom Kallina x

Brushy Creek Farm & Land - David Basinger x

Brookshire Drying Co. - Pam Wostarek x

BU Growers - Joe Crane x

Doguet Rice Mill - Mike Doguet x

East Bernard Rice Marketing - Jay Davis x

Garrett Farms - Jacko Garrett, Traci Harvey x

Hall’s Bayou Ranch - David LeCompte x

Martin Farms - Don Martin x

Rice Belt Warehouse Bay City - John Dippel x

Rice Belt Warehouse Blessing - Andy Jasek, Sunny Pierce x

Rice Belt Warehouse Edna - Ralph Novasod x

Rice Belt Warehouse El Campo - Jimmy Pavlik x

Rice Belt Warehouse Ganado - Rodney Tegeler x

Woods Interests - J.D. ADes@ Woods x

Page 177: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

189

Texas Crop Rice Development Statistics

(Date at 50% by development stages)

50% Percent Planted

YEAR

East

Zone

N. Westt

Zone

S. West

Zone

STATE

AVERAGE

2004 23-Apr 1-Apr 4-Apr 6-Apr

2003 20-Apr 26-Mar 6-Apr 6-Apr

2002 1-Apr 28-Mar 1-Apr 1-Apr

2001 20-Apr 8-Apr 2-Apr 9-Apr

2000 11-Apr 10-Apr 24-Mar 27-Mar

1999 12-Apr 8-Apr 29-Mar 7-Apr

OVERALL

AVERAGE 14-Apr 3-Apr 31-Mar 4-Apr

50% Percent Headed

YEAR

East

Zone

N. West

Zone

S. West

Zone

STATE

AVERAGE

2004 27-Jul 9-Jul 10-Jul 11-Jul

2003 17-Jul 29-Jun 9-Jul 1-Jul

2002 27-Jun 24-Jun 24-Jun 25-Jun

2001 8-Jul 1-Jul 27-Jun 3-Jul

2000 30-Jun 1-Jul 1-Jul 1-Jul

1999 8-Jul 27-Jun 27-Jun 5-Jul

OVERALL

AVERAGE 9-Jul 30-Jun 1-Jul 2-Jul

50% Percent Main Crop Harvested

YEAR

East

Zone

N. West

Zone

S. West

Zone

STATE

AVERAGE

2004 20-Aug 15-Aug 17-Aug 23-Aug

2003 25-Aug 10-Aug 10-Aug 23-Aug

2002 14-Aug 3-Aug 2-Aug 4-Aug

2001 21-Aug 9-Aug 8-Aug 11-Aug

2000 12-Aug 4-Aug 4-Aug 6-Aug

1999 14-Aug 4-Aug 2-Aug 10-Aug

OVERALL

AVERAGE 17-Aug 7-Aug 7-Aug 12-Aug

Page 178: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

43

De

ce

mb

er

15

, 2

00

4

20

04

Te

xa

s R

ice

Cro

p W

ee

kly

De

ve

lop

me

nt S

tatis

tics

Variable

Est

imate

d:

Perc

ent P

lante

d

2004

% Z

ON

E

CO

UN

TY

AC

RE

AG

EA

CR

EA

GE

Mar 5

Mar 12

Mar 19

Mar 26

Apr 2

Apr 9

Apr 16

Apr 23

Apr 30

May 7

May 1

4M

ay 2

1M

ay 2

8Jun 4

Jun 1

1Jun 1

8

East Z

one

B

razoria

15,7

48

24.6

%5%

20%

40%

80%

80%

84%

88%

90%

90%

95%

95%

95%

100%

100%

Cham

bers

16,0

24

25.1

%1%

5%

10%

15%

20%

35%

75%

75%

75%

75%

88%

88%

100%

100%

Galv

esto

n847

1.3

%0%

20%

40%

50%

80%

90%

88%

90%

100%

100%

100%

100%

100%

100%

Hard

in762

1.2

%0%

5%

10%

15%

20%

25%

30%

30%

60%

60%

75%

75%

100%

100%

Jeffe

rson

19,9

54

31.2

%2%

5%

15%

40%

40%

52%

65%

65%

85%

88%

92%

98%

100%

100%

Lib

erty

10,4

75

16.4

%0%

5%

10%

20%

20%

10%

30%

30%

73%

73%

75%

75%

100%

100%

Ora

nge*

90

0.1

%0%

0%

50%

100%

100%

100%

100%

100%

100%

100%

100%

100%

100%

100%

.E

ast T

ota

l63,9

00

29.8

%0%

0%

2%

9%

19%

40%

42%

49%

67%

68%

82%

84%

89%

91%

100%

100%

2003

0%

0%

5%

12%

14%

17%

19%

53%

68%

86%

94%

96%

96%

97%

100%

100%

2002

0%

0%

5%

43%

57%

69%

74%

77%

85%

95%

96%

99%

100%

100%

100%

100%

2001

0%

0%

0%

2%

8%

25%

45%

78%

91%

93%

97%

99%

100%

100%

100%

100%

Northw

est Z

one

Austin

2,3

13

2.3

%15%

60%

78%

95%

95%

95%

99%

100%

100%

100%

100%

100%

100%

100%

Colo

rado

33,2

73

33.1

%7%

48%

66%

88%

90%

90%

95%

100%

100%

100%

100%

100%

100%

100%

Harr

is1,5

22

1.5

%0%

1%

17%

32%

33%

35%

70%

85%

88%

88%

88%

88%

100%

100%

Lavaca

2,1

89

2.2

%5%

50%

65%

87%

87%

90%

90%

100%

100%

100%

100%

100%

100%

100%

Walle

r 7,8

68

7.8

%7%

16%

32%

32%

60%

60%

87%

100%

99%

99%

99%

100%

100%

100%

Wharton

53,4

13

53.1

%6%

39%

55%

74%

76%

76%

90%

95%

97%

97%

99%

99%

100%

100%

Northw

est T

ota

l100,5

78

46.9

%0%

0%

7%

40%

57%

75%

79%

80%

91%

97%

98%

98%

99%

99%

100%

100%

2003

0%

0%

14%

51%

65%

79%

81%

90%

91%

99%

99%

99%

99%

99%

99%

100%

2002

0%

0%

18%

47%

69%

90%

92%

93%

98%

100%

100%

100%

100%

100%

100%

100%

2001

0%

1%

5%

24%

38%

63%

90%

98%

100%

100%

100%

100%

100%

100%

100%

100%

South

west Z

one

Calh

oun

2,4

88

5.0

%8%

8%

33%

60%

70%

85%

85%

90%

100%

100%

100%

100%

100%

100%

Ft. B

end

7,9

33

15.8

%0%

29%

35%

57%

57%

73%

92%

99%

100%

100%

100%

100%

100%

100%

Jackson

14,7

34

29.4

%4%

37%

54%

76%

80%

80%

87%

93%

93%

94%

98%

98%

100%

100%

Mata

gord

a23,6

72

47.2

%8%

20%

45%

73%

73%

81%

87%

95%

95%

95%

96%

97%

100%

100%

Vic

toria

1,3

56

2.7

%0%

50%

65%

100%

100%

85%

85%

100%

100%

100%

100%

100%

100%

100%

South

west T

ota

l50,1

83

23.4

%0%

0%

5%

27%

46%

71%

73%

80%

88%

95%

95%

96%

98%

98%

100%

100%

2003

0%

2%

12%

27%

35%

59%

69%

92%

97%

97%

97%

100%

100%

100%

100%

100%

2002

0%

3%

20%

41%

65%

88%

94%

96%

99%

100%

100%

100%

100%

100%

100%

100%

2001

1%

2%

15%

36%

60%

74%

83%

97%

98%

99%

100%

100%

100%

100%

100%

100%

Ric

e B

elt T

ota

l214,6

61

99.0

%0%

0%

5%

28%

43%

64%

67%

70%

83%

88%

93%

93%

96%

96%

100%

100%

2003

0%

1%

11%

35%

44%

58%

62%

80%

86%

95%

97%

98%

98%

99%

100%

100%

2002

0%

1%

15%

44%

64%

84%

87%

89%

95%

99%

99%

100%

100%

100%

100%

100%

2001

0%

1%

6%

21%

35%

55%

76%

92%

97%

98%

99%

100%

100%

100%

100%

100%

Northeast Z

one

Bow

ie1,5

10

70.3

%0%

0%

0%

0%

0%

0%

18%

18%

86%

86%

95%

95%

100%

100%

Hopkin

s0

0.0

%0%

0%

0%

0%

0%

0%

0%

0%

0%

0%

0%

0%

0%

0%

Red R

iver

639

29.7

%0%

0%

0%

0%

0%

15%

45%

45%

100%

100%

100%

100%

100%

100%

Northeast T

ota

l2,1

49

1.0

%0%

0%

0%

0%

0%

0%

0%

4%

26%

26%

90%

90%

96%

96%

100%

100%

Sta

te T

ota

l216,8

10

100.0

%0%

0%

5%

27%

43%

63%

66%

70%

83%

87%

93%

93%

96%

96%

100%

100%

Com

pile

d b

y T

exas A

&M

Univ

. Syste

m A

gricultu

ral R

esearc

h a

nd E

xte

nsio

n C

ente

r at B

eaum

ont

Surv

ey d

ata

from

dry

ers

, sale

s o

ffices, a

gribusin

esses, U

SD

A/C

FS

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nd c

ounty

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nsio

n a

gents

as a

ppro

priate

19

0

Page 179: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

191

Decem

ber 1

5, 2004

2004 T

exa

s R

ice C

rop W

eekl

y D

eve

lopm

ent S

tatis

tics

V

ariable

Estim

ate

d:

Perc

en

t S

eed

lin

g E

merg

en

ce

2004

% Z

ON

E

CO

UN

TY

AC

RE

AG

EA

CR

EA

GE

Mar 5

Mar 12

Mar 19

Mar 26

Apr 2

Apr 9

Apr 16

Apr 23

Apr 30

May 7

May 1

4M

ay 2

1M

ay 2

8Jun 4

Jun 1

1Jun 1

8

East Z

one

Bra

zoria

15,7

48

24.6

%0%

0%

30%

64%

64%

84%

88%

90%

90%

95%

95%

95%

95%

100%

Cham

bers

16,0

24

25.1

%0%

0%

0%

5%

4%

35%

50%

50%

75%

75%

88%

88%

98%

100%

Galv

esto

n847

1.3

%0%

0%

25%

64%

64%

90%

90%

90%

90%

100%

100%

100%

100%

100%

Hard

in762

1.2

%0%

0%

0%

5%

4%

10%

30%

60%

60%

60%

60%

60%

100%

100%

Jeffe

rson

19,9

54

31.2

%0%

2%

15%

30%

32%

52%

68%

72%

85%

88%

90%

90%

100%

100%

Lib

erty

10,4

75

16.4

%0%

0%

0%

5%

4%

10%

30%

70%

73%

73%

73%

73%

100%

100%

Ora

nge*

90

0.1

%0%

0%

30%

100%

100%

100%

100%

100%

100%

100%

100%

100%

100%

100%

East T

ota

l63,9

00

29.8

%0%

0%

0%

1%

12%

28%

28%

49%

62%

71%

81%

84%

88%

88%

98%

100%

2003

0%

0%

0%

2%

2%

3%

3%

39%

45%

65%

81%

86%

89%

95%

97%

100%

2002

0%

0%

0%

0%

17%

58%

71%

73%

79%

89%

90%

95%

98%

99%

99%

100%

2001

0%

0%

0%

0%

1%

7%

22%

45%

62%

74%

84%

91%

96%

98%

99%

100%

Northw

est Z

one

Austin

2,3

13

2.3

%0%

0%

28%

79%

90%

95%

99%

100%

100%

100%

100%

100%

100%

100%

Colo

rado

33,2

73

33.1

%0%

12%

21%

69%

70%

90%

95%

96%

99%

99%

98%

99%

99%

100%

Harr

is1,5

22

1.5

%0%

3%

5%

15%

28%

35%

45%

55%

75%

80%

80%

87%

99%

100%

Lavaca

2,1

89

2.2

%0%

3%

22%

65%

85%

90%

90%

95%

98%

100%

100%

100%

100%

100%

Walle

r 7,8

68

7.8

%0%

2%

7%

40%

60%

60%

63%

63%

88%

100%

100%

100%

100%

100%

Wharton

53,4

13

53.1

%0%

10%

16%

57%

68%

76%

90%

91%

97%

96%

97%

97%

98%

100%

Northw

est T

ota

l100,5

78

46.9

%0%

0%

0%

10%

17%

60%

68%

80%

89%

90%

96%

97%

97%

98%

99%

100%

2003

0%

0%

0%

8%

21%

42%

48%

79%

89%

91%

98%

99%

99%

99%

99%

100%

2002

0%

0%

0%

2%

32%

62%

76%

89%

90%

99%

99%

99%

99%

99%

100%

100%

2001

0%

0%

1%

1%

6%

25%

69%

83%

91%

98%

100%

100%

100%

100%

100%

100%

South

west Z

one

Calh

oun

2,4

88

5.0

%0%

0%

18%

52%

65%

85%

85%

85%

95%

98%

100%

100%

100%

100%

Ft. B

end

7,9

33

15.8

%0%

0%

2%

33%

48%

73%

92%

93%

100%

100%

100%

100%

100%

100%

Jackson

14,7

34

29.4

%0%

4%

12%

49%

56%

80%

87%

90%

93%

93%

93%

96%

100%

100%

Mata

gord

a23,6

72

47.2

%0%

5%

15%

53%

69%

81%

85%

85%

93%

93%

93%

96%

100%

100%

Vic

toria

1,3

56

2.7

%0%

4%

15%

75%

80%

85%

85%

90%

95%

100%

100%

100%

100%

100%

South

west T

ota

l50,1

83

23.4

%0%

0%

0%

4%

12%

49%

62%

80%

87%

88%

94%

95%

95%

97%

100%

100%

2003

0%

0%

0%

19%

20%

28%

27%

67%

78%

88%

94%

98%

99%

100%

100%

100%

2002

0%

0%

0%

0%

20%

49%

81%

89%

89%

99%

99%

100%

100%

100%

100%

100%

2001

0%

0%

1%

4%

19%

40%

56%

74%

79%

93%

100%

100%

100%

100%

100%

100%

Ric

e B

elt T

ota

l214,6

61

99.0

%0%

0%

0%

6%

15%

48%

55%

70%

80%

84%

91%

93%

94%

95%

99%

100%

2003

0%

0%

0%

9%

16%

28%

31%

66%

75%

84%

92%

95%

97%

98%

99%

100%

2002

0%

0%

0%

1%

25%

57%

76%

84%

87%

96%

97%

98%

99%

99%

100%

100%

2001

0%

0%

1%

2%

8%

23%

52%

70%

80%

90%

95%

97%

99%

99%

100%

100%

Northeast Z

one

Bow

ie1,5

10

70.3

%0%

0%

0%

0%

0%

0%

18%

18%

37%

55%

85%

85%

95%

100%

Hopkin

s0

0.0

%0%

0%

0%

0%

0%

0%

0%

0%

0%

0%

0%

0%

0%

100%

Red R

iver

639

29.7

%0%

0%

0%

0%

0%

15%

45%

45%

90%

90%

90%

100%

100%

100%

Northeast T

ota

l2,1

49

1.0

%0%

0%

0%

0%

0%

0%

0%

4%

26%

26%

53%

65%

86%

89%

96%

100%

Sta

te T

ota

l216,8

10

100.0

%0%

0%

0%

5%

14%

47%

54%

70%

80%

83%

91%

92%

94%

95%

99%

100%

Com

pile

d b

y T

exas A

&M

Univ

. Syste

m A

gricultu

ral R

esearc

h a

nd E

xte

nsio

n C

ente

r at B

eaum

ont

Surv

ey d

ata

from

dry

ers

, sale

s o

ffices, a

gribusin

esses, U

SD

A/C

FS

A a

nd c

ounty

exte

nsio

n a

gents

as a

ppro

priate

Page 180: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

192

De

ce

mb

er 1

5,

20

04

2004 T

exa

s R

ice C

rop W

eekl

y D

eve

lopm

ent S

tatis

tics

Variable

Estim

ate

d:

Perc

en

t S

usta

ined

Flo

od

2004

% Z

ON

E

CO

UN

TY

AC

RE

AG

EA

CR

EA

GE

Mar 26

Apr 2

Apr 9

Apr 16

Apr 23

Apr 30

May 7

May 1

4M

ay 2

1M

ay 2

8Jun 4

Jun 1

1Jun 1

8Jun 2

5Jul 2

Jul 9

East Z

one

Bra

zoria

15,7

48

24.6

%0%

0%

0%

0%

0%

0%

60%

60%

80%

80%

80%

80%

80%

85%

85%

100%

Cham

bers

16,0

24

25.1

%0%

0%

0%

0%

0%

0%

0%

40%

45%

50%

50%

83%

83%

90%

95%

100%

Galv

esto

n847

1.3

%0%

0%

0%

0%

0%

0%

30%

30%

50%

50%

50%

50%

100%

100%

100%

100%

Hard

in762

1.2

%0%

0%

0%

0%

0%

0%

0%

0%

0%

0%

0%

90%

90%

95%

95%

100%

Jeffe

rson

19,9

54

31.2

%0%

0%

0%

0%

0%

0%

30%

40%

50%

60%

70%

70%

70%

78%

78%

100%

Lib

erty

10,4

75

16.4

%0%

0%

0%

0%

0%

0%

0%

5%

50%

50%

50%

88%

88%

93%

98%

100%

Ora

nge*

90

0.1

%0%

0%

0%

0%

0%

0%

100%

100%

100%

100%

100%

100%

100%

100%

100%

100%

East T

ota

l63,9

00

29.8

%0%

0%

0%

0%

0%

0%

25%

39%

56%

60%

63%

79%

79%

86%

88%

100%

2003

0%

0%

0%

0%

0%

0%

9%

19%

36%

43%

53%

72%

83%

83%

83%

83%

2002

1%

13%

30%

34%

66%

81%

88%

91%

95%

98%

98%

100%

100%

100%

100%

100%

2001

1%

10%

19%

35%

42%

61%

74%

88%

93%

97%

99%

100%

100%

100%

100%

100%

Northw

est Z

one

Austin

2,3

13

2.3

%0%

0%

0%

0%

0%

0%

5%

25%

75%

88%

90%

90%

90%

95%

95%

100%

Colo

rado

33,2

73

33.1

%0%

0%

0%

0%

0%

0%

6%

33%

53%

63%

70%

73%

74%

93%

93%

100%

Harr

is1,5

22

1.5

%0%

0%

0%

0%

0%

0%

0%

5%

15%

15%

20%

58%

58%

95%

100%

100%

Lavaca

2,1

89

2.2

%0%

0%

0%

0%

0%

0%

33%

53%

73%

80%

83%

87%

90%

100%

100%

100%

Walle

r 7,8

68

7.8

%0%

0%

0%

0%

0%

0%

0%

50%

100%

100%

100%

100%

100%

100%

100%

100%

Wharton

53,4

13

53.1

%0%

0%

0%

0%

0%

0%

7%

34%

64%

65%

67%

77%

78%

93%

93%

100%

Northw

est T

ota

l100,5

78

46.9

%0%

0%

0%

0%

0%

0%

7%

35%

63%

67%

71%

78%

79%

94%

94%

100%

2003

0%

0%

0%

0%

0%

0%

21%

24%

61%

69%

83%

96%

99%

99%

99%

99%

2002

2%

15%

38%

59%

79%

96%

97%

99%

99%

99%

99%

100%

100%

100%

100%

100%

2001

1%

16%

39%

59%

75%

90%

94%

99%

100%

100%

100%

100%

100%

100%

100%

100%

South

west Z

one

Calh

oun

2,4

88

5.0

%0%

0%

0%

0%

0%

0%

0%

20%

25%

100%

100%

100%

100%

100%

100%

100%

Ft. B

end

7,9

33

15.8

%0%

0%

0%

0%

0%

0%

5%

85%

85%

100%

100%

100%

100%

100%

100%

100%

Jackson

14,7

34

29.4

%0%

0%

0%

0%

0%

0%

4%

34%

57%

63%

72%

80%

83%

95%

95%

100%

Mata

gord

a23,6

72

47.2

%0%

0%

0%

0%

0%

0%

3%

27%

51%

54%

63%

80%

81%

95%

95%

100%

Vic

toria

1,3

56

2.7

%0%

0%

0%

0%

0%

0%

0%

20%

30%

40%

50%

60%

70%

90%

90%

100%

South

west T

ota

l50,1

83

23.4

%0%

0%

0%

0%

0%

0%

3%

38%

56%

66%

73%

84%

85%

96%

96%

100%

2003

0%

0%

0%

0%

0%

0%

17%

19%

51%

58%

75%

93%

95%

95%

95%

95%

2002

2%

18%

30%

44%

69%

86%

92%

98%

99%

100%

100%

100%

100%

100%

100%

100%

2001

6%

14%

34%

51%

62%

83%

89%

95%

99%

100%

100%

100%

100%

100%

100%

100%

Ric

e B

elt T

ota

l214,6

61

99.0

%0%

0%

0%

0%

0%

0%

11%

37%

59%

65%

69%

79%

80%

92%

93%

100%

2003

0%

0%

0%

0%

0%

0%

17%

21%

52%

60%

73%

89%

93%

93%

93%

93%

2002

1%

15%

34%

48%

73%

89%

93%

97%

98%

99%

99%

100%

100%

100%

100%

100%

2001

2%

14%

32%

50%

62%

80%

87%

95%

98%

99%

100%

100%

100%

100%

100%

100%

Northeast Z

one

Bow

ie1,5

10

70.3

%0%

0%

0%

0%

0%

0%

0%

0%

0%

0%

0%

60%

60%

100%

100%

100%

Hopkin

s0

0.0

%0%

0%

0%

0%

0%

0%

0%

0%

0%

0%

0%

0%

0%

0%

0%

0%

Red R

iver

639

29.7

%0%

0%

0%

0%

0%

0%

0%

0%

0%

0%

100%

100%

100%

100%

100%

100%

Northeast T

ota

l2,1

49

1.0

%0%

0%

0%

0%

0%

0%

0%

0%

0%

0%

30%

72%

72%

100%

100%

100%

Sta

te T

ota

l216,8

10

100.0

%0%

0%

0%

0%

0%

0%

11%

36%

59%

64%

69%

79%

80%

92%

93%

100%

Com

pile

d b

y T

exas A

&M

Univ

. Syste

m A

gricultu

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h a

nd E

xte

nsio

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r at B

eaum

ont

Surv

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from

dry

ers

, sale

s o

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gribusin

esses, U

SD

A/C

FS

A a

nd c

ounty

exte

nsio

n a

gents

as a

ppro

priate

Page 181: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

193

Decem

ber 1

5, 2004

2

00

4 T

exa

s R

ice

Cro

p W

ee

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De

ve

lop

me

nt S

tatistics

V

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Estim

ate

d:

Percen

t P

D

20

04

% Z

ON

E

CO

UN

TY

AC

RE

AG

EA

CR

EA

GE

Ma

y 2

1M

ay 2

8Ju

n 4

Ju

n 1

1Ju

n 1

8Ju

n 2

5Ju

l 2

Ju

l 9

Ju

l 1

6Ju

l 2

3Ju

l 3

0A

ug

6A

ug

13

Ea

st

Zo

ne

Bra

zo

ria

15

,74

82

4.6

%5

%5

%5

%5

%5

%8

5%

85

%8

5%

85

%8

5%

10

0%

10

0%

10

0%

Ch

am

be

rs1

6,0

24

25

.1%

0%

0%

0%

30

%3

0%

78

%7

8%

78

%7

8%

78

%9

0%

98

%9

8%

Ga

lve

sto

n8

47

1.3

%0

%0

%0

%5

%6

5%

10

0%

10

0%

10

0%

10

0%

10

0%

10

0%

10

0%

10

0%

Ha

rdin

76

21

.2%

0%

0%

0%

50

%5

0%

80

%8

0%

80

%8

0%

80

%9

0%

10

0%

10

0%

Je

ffe

rso

n1

9,9

54

31

.2%

2%

15

%2

0%

25

%2

5%

35

%4

0%

60

%7

5%

75

%9

5%

98

%9

8%

Lib

ert

y1

0,4

75

16

.4%

0%

0%

0%

45

%4

5%

80

%8

0%

80

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0%

80

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0%

98

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8%

Ora

ng

e*

90

0.1

%0

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00

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00

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00

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00

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00

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00

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%

Ea

st

To

tal

63

,90

02

9.8

%2

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5%

26

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69

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79

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94

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9%

99

%

20

03

0%

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23

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56

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1%

77

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85

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6%

99

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9%

99

%

20

02

7%

36

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63

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92

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95

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99

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99

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00

%

20

01

3%

12

%2

7%

41

%6

0%

71

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2%

92

%9

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10

0%

10

0%

10

0%

10

0%

No

rth

we

st

Zo

ne

Au

stin

2,3

13

2.3

%0

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8%

58

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68

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88

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93

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00

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%

Co

lora

do

33

,27

33

3.1

%0

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6%

55

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8%

79

%8

2%

95

%9

6%

98

%1

00

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00

%

Ha

rris

1,5

22

1.5

%0

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0%

20

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5%

55

%1

00

%1

00

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00

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00

%9

8%

98

%

La

va

ca

2,1

89

2.2

%6

%2

5%

57

%6

5%

72

%8

5%

85

%8

8%

88

%8

8%

10

0%

10

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10

0%

Wa

ller

7,8

68

7.8

%0

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0%

75

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5%

95

%9

5%

10

0%

10

0%

10

0%

10

0%

10

0%

10

0%

Wh

art

on

53

,41

35

3.1

%5

%1

0%

41

%6

1%

63

%7

2%

74

%8

3%

86

%9

1%

96

%9

7%

10

0%

No

rth

we

st

To

tal

10

0,5

78

46

.9%

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7%

39

%6

0%

62

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78

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91

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98

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10

0%

20

03

0%

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19

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76

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90

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99

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9%

10

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10

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10

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20

02

21

%5

2%

79

%9

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92

%9

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99

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99

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10

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20

01

6%

24

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2%

64

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97

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10

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uth

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st

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ne

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lho

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2,4

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5.0

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33

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Ft.

Be

nd

7,9

33

15

.8%

0%

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%6

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67

%9

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90

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0%

10

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Ja

ckso

n1

4,7

34

29

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13

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42

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62

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97

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%

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tag

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3,6

72

47

.2%

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21

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59

%7

0%

73

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92

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95

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00

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%

Vic

toria

1,3

56

2.7

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0%

35

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5%

55

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60

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85

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10

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uth

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st

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50

,18

32

3.4

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82

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94

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20

03

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68

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84

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98

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98

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%

20

02

16

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65

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86

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10

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10

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10

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20

01

7%

26

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73

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91

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Ric

e B

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l2

14

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9.0

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20

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20

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88

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10

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No

rth

ea

st

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ne

Bo

wie

1,5

10

70

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15

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Ho

pkin

s0

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39

29

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30

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10

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10

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No

rth

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2,1

49

1.0

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Co

mp

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by T

exa

s A

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Un

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m A

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at

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sa

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ag

rib

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US

DA

/CF

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an

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ou

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as a

pp

rop

ria

te

Page 182: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

194

Decem

ber 1

5, 2004

2004 T

exas R

ice C

rop W

eekly

Develo

pm

ent S

tatistics

Variable

Estim

ate

d:

Percen

t H

ead

ed

20

04

% Z

ON

E

CO

UN

TY

AC

RE

AG

EA

CR

EA

GE

Ma

y 2

8Ju

n 4

Jun

11

Jun

18

Jun

25

Jul 2

Jul 9

Jul 1

6Ju

l 23

Jul 3

0A

ug

6A

ug

13

Au

g 2

0A

ug

27

Se

p 3

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st

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ne

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15

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82

4.6

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50

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50

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95

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Ch

am

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at

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Page 184: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

196

Decem

ber 1

5, 2004

2004 T

exas R

ice C

rop W

eekly

Develo

pm

ent S

tatistics

V

ariable

Estim

ate

d:

Percen

t R

ato

on

Harvested

2004

% Z

ON

E

CO

UN

TY

AC

RE

AG

EA

CR

EA

GE

Oct 1

Oct 8

Oct 15

Oct 22

Oct 29

Nov 5

Nov 1

2N

ov 1

9N

ov 2

6D

ec 3

Dec 1

0

East Z

one

Bra

zoria

15,7

48

24.6

%0%

0%

0%

0%

5%

10%

30%

55%

85%

98%

100%

Cham

bers

16,0

24

25.1

%0%

0%

0%

0%

5%

10%

27%

53%

83%

98%

100%

Galv

esto

n847

1.3

%0%

0%

0%

0%

0%

0%

0%

0%

0%

0%

0%

Hard

in762

1.2

%0%

0%

0%

0%

5%

10%

30%

55%

85%

95%

100%

Jeffers

on

19,9

54

31.2

%0%

0%

0%

0%

5%

12%

60%

75%

90%

100%

100%

Lib

erty

10,4

75

16.4

%0%

0%

0%

0%

5%

10%

28%

53%

83%

98%

100%

Ora

nge*

90

0.1

%0%

0%

0%

0%

5%

10%

100%

100%

100%

100%

100%

East T

ota

l63,9

00

29.8

%0%

0%

0%

0%

5%

10%

38%

60%

85%

97%

99%

2003

0%

0%

2%

2%

20%

21%

37%

51%

59%

89%

99%

Northw

est Z

one

Austin

2,3

13

2.3

%0%

0%

0%

0%

0%

0%

0%

0%

0%

0%

0%

Colo

rado

33,2

73

33.1

%0%

0%

0%

3%

9%

30%

50%

65%

84%

94%

100%

Harris

1,5

22

1.5

%0%

0%

0%

0%

0%

10%

25%

50%

78%

85%

100%

Lavaca

2,1

89

2.2

%0%

0%

0%

0%

0%

25%

55%

68%

83%

94%

100%

Walle

r 7,8

68

7.8

%0%

0%

0%

0%

5%

13%

35%

57%

80%

92%

100%

Wharton

53,4

13

53.1

%0%

0%

0%

4%

8%

30%

49%

67%

83%

93%

100%

Northw

est T

ota

l100,5

78

46.9

%0%

0%

0%

3%

8%

28%

47%

64%

81%

91%

98%

2003

0%

0%

0%

8%

47%

58%

85%

92%

99%

99%

100%

South

west Z

one

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oun

2,4

88

5.0

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0%

0%

0%

0%

0%

0%

0%

0%

0%

Ft. B

end

7,9

33

15.8

%0%

0%

0%

0%

5%

15%

40%

65%

83%

92%

100%

Jackson

14,7

34

29.4

%0%

0%

0%

7%

14%

32%

33%

68%

85%

95%

100%

Mata

gord

a23,6

72

47.2

%0%

0%

0%

10%

10%

41%

65%

80%

85%

94%

100%

Vic

toria

1,3

56

2.7

%0%

0%

0%

0%

0%

0%

0%

0%

0%

0%

0%

South

west T

ota

l50,1

83

23.4

%0%

0%

0%

7%

10%

31%

47%

68%

78%

87%

92%

2003

0%

0%

0%

12%

28%

44%

78%

84%

91%

95%

99%

Ric

e B

elt

Tota

l214,6

61

99.0

%0%

0%

0%

3%

7%

23%

44%

64%

81%

92%

97%

2003

0%

0%

0%

7%

35%

45%

70%

78%

86%

94%

99%

Northeast Z

one

Bow

ie1,5

10

70.3

%0%

0%

0%

0%

0%

0%

0%

0%

0%

0%

0%

Hopkin

s0

0.0

%0%

0%

0%

0%

0%

0%

0%

0%

0%

0%

0%

Red R

iver

639

29.7

%0%

0%

0%

0%

0%

0%

0%

0%

0%

0%

0%

Northeast T

ota

l2,1

49

1.0

%0%

0%

0%

0%

0%

0%

0%

0%

0%

0%

0%

Sta

te T

ota

l216,8

10

100.0

%0%

0%

0%

3%

7%

23%

44%

63%

81%

91%

96%

Com

pile

d b

y T

exas A

&M

Univ

. S

yste

m A

gric

ultu

ral R

esearc

h a

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ente

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eaum

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SD

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as a

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pria

te

Page 185: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

197

TEXAS RICE

Percent Conservation Tillage

Year Percentage

2004 30%

2003 32%

2002 52%

Percent Precision Leveled

Year Percentage

2004 23%

2003 24%

2002 11%

Irrigation Water Source

(Percent Acres)

Year

Total

Acres

Surface

Ground

Re-lift

2004 216,810 58% 41% 1%

2003 178,028 54% 45% 1%

2002 205,748 62% 37% 1%

Page 186: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

198

2004

Historic Texas Year End Rice Stocks

List of Collaborators

December 1, 2004

Respondents Carryover Stocks

American Rice Growers Anahuac - James Hewitt x

American Rice Growers Dayton - Aaron Holbrook x

American Rice Growers Garwood - Vivian Spanihel x

American Rice Growers Richmond x

Area Rice Marketing - Tom Kallina x

Brushy Creek Farm & Land - David Basinger x

Brookshire Drying Co. - Pam Wostarek x

BU Growers - Joe Crane x

Doguet Rice Mill - Mike Doguet x

East Bernard Rice Marketing - Jay Davis x

Garrett Farms - Jacko Garrett, Traci Harvey x

Hall’s Bayou Ranch - David LeCompte x

Martin Farms - Don Martin x

Rice Belt Warehouse Bay City - John Dippel x

Rice Belt Warehouse Blessing - Andy Jasek, Sunny Pierce x

Rice Belt Warehouse Edna - Ralph Novasod x

Rice Belt Warehouse El Campo - Jimmy Pavlik x

Rice Belt Warehouse Ganado - Rodney Tegeler x

Woods Interests - J.D. ADes@ Woods x

Page 187: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

199

Historic Texas Rice Stocks

(Total)

August 2, 2004

Rough Rice (cwt)

Milled Rice (cwt)

Crop Year

Long Grain

Medium Grain

Long Grain

Medium Grain

2003

as of July 29,

2004

107,047 10,000 2,350 0

2002

as of Aug 11,

2003

90,058 0 0 0

2001

as of Jul 18,

2002

1,357,151

0

23,836

2,995

2000

as of Jul 15,

2001

948,769

26,278

95,459

0

Page 188: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

200

Final Report –December 09, 2004

Western Area Research Support

Project Number: S6592 - Western Area

Project Leader: Jack Vawter

Page 189: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

201

December 09, 2004

To: T.R.R.F. Board of Directors

From: Jack Vawter

Subject: Final Report for the Western Area Research Support Project - Year 2004

Your funding assistance allowed the continuation of two positions at Eagle Lake. Your

continued support as always, is greatly appreciated.

I submit as a report to you a brief summary of work conducted in the Western Area and “raw”

data summaries on the studies that were harvested and processed by Western Area staff so that

you may see in part the amount of data TRRF in partnership with TAES, TRIA, and USDA

provided in 2004 for research scientists dedicated to impacting the future of Texas rice

growers. All “Summary” data are simple averages across replications and/or locations. This

preliminary data is presented to the TRRF Board without statistical procedures and should not

be published nor made available to others without Texas A & M or USDA approval.

The stated objective of the Western Area Research Support project was and is “to provide a

stable pool of resources for research over a variety of conditions which may alter results

somewhat from year to year”. As you know, this project develops data for a number of

research scientists affiliated with the Texas A & M University System and the USDA. Data is

developed and electronically transmitted to the appropriate scientist who has the responsibility

for statistical workup and all data interpretation.

Western Area Research Support Staff

Eddie Pavliska - Farm Foreman - 23 years

Billy Sanders - Technician I - 20 years

Henry Schmidt Jr. - Technician I - 10 years

James Raabe - Technician I - 6 years

Bennie Schmidt - Technician I - 6 years

Coleen Meitzen - Secretary - 5 years

Jack Vawter - Farm Research Services Manager - 28 years

Page 190: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

202

Objective:

The stated objective of the Western Area Research Support project was and is “to provide a

stable pool of resources for research over a variety of conditions which may alter results

somewhat from year to year”.

Summary:

Twenty-six experiments with 2589 main crop plots and 1384 ratoon crop plots were conducted

in the Western Area in 2004. This research was conducted at two locations (Eagle Lake and

Ganado).

Several studies in producer’s fields and at the Beaumont Center were also provided assistance.

2004 Western Area Planting

Project 2004 Main Crop Plots 2004 Ratoon Crop Plots

Soils and Plant Nutrition

Turner

548 496

Pathology

Krausz

125 0

Varietal Improvements

McClung

540 360

Water Management

McCauley

1088 312

Entomology

Way

176 104

Plant Physiology

Tarpley

112 112

Total Plots 2004 2589 1384

Main Crop Plots Ratoon Crop Plots

Total Plots 2003 2496 1244

Total Plots 2002 2880 1336

Total Plots 2001 3122 1240

Total Plots 2000 3216 1368

Total Plots 1999 2554 1130

Total Plots 1998 2478 1246

Total Plots 1997 2496 580

Page 191: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

203

Six studies for the Soils and Plant Nutrition project were conducted at Eagle Lake. Five of

these were taken to ratoon.

One main crop only study for the Pathology project was conducted at Eagle Lake.

Three studies were conducted for the Varietal Improvement project. Two of these were at

Eagle Lake with one taken to ratoon. One study was at Ganado and was taken to ratoon.

Eleven studies were conducted with the Water Management project. Seven of these studies

were at Eagle Lake, two of which were taken to ratoon. Four studies were at Ganado with one

taken to ratooon. The Water Management project is housed on the Eagle Lake site and retain

and report data on their studies.

Three studies were conducted for the Entomology project. One main crop only study was at

Eagle Lake. Two studies were at Ganado, with one taken to ratoon. Additionally, a sugarcane

host plant resistance trial to test for stem borer resistance was continued and expanded at

Ganado.

Two studies were conducted for the Plant Physiology project. Both of these were at Eagle

Lake and were taken to ratoon.

Data from all studies other than the Water Management project studies conducted in the

Western Area are attached to this report.

Samples from approximately 1700 plots from Western Area studies were milled to determine

quality.

Page 192: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

204

Donated supplies from many sources in the rice industry aided in containing the cost of

conducting research in the Western Area. A listing of the donations received in 2004 follows.

Donations Which Reduced Western Area Operating Costs in 2004

Source Item

Agrevo Liberty

BASF Basagran, Facet

Bayer Icon

Dow Agri Science Clincher, Remedy

Dow Agri Science Glyphomax, Grandstand R

Dow Agri Science Justice, Glypro

Dow Agri Science Stam M-4, Stam 80 EDF

Dupont Harmony Extra, Londax

FMC Command 3ME, Fury

Garrett Farms Seed Rice

Helena - El Campo Kinetic

L.C.R.A. Relift Pump and Water

Monsanto Permit, Roundup

RiceCo Arrosolo, Duet, Propanil

Syngenta Cyclone, Karate

T.R.I.A. Seed Rice

Valent Regiment, Bolero

* Carryover chemicals donated and listed in previous years were also utilized.

Page 193: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

205

2004 W

este

rn A

rea

Stu

die

s

M

C

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ject

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ject

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Page 194: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

206

Exp. Name:2004-01 Advanced Variety Trials Planted: 3/31 Depth: 1"

Staff: Dr. McClung Row Spacing: 7.5" # Rows: 10

Location: Eagle Lake Soil: Nada Plot Size: 6.25x 16 RC: 2.5 x16

Variety: 60 Seed Rate: 90# S.E.: 4/08

G.R.: P.D.: 15% Hd.: F.Hd.:

CULTURAL INPUTS WATER MANAGEMENT

Material Applied Rate Date Irrig. Date

MAIN CROP

Fert: 19-19-19 EP 250 4/16 Flush

Fert: Urea PF 80 5/18 Flush

Fert: Am. Sulf PD Adv 1, Adv 2 80 6/7,6/14 Flush

Fert: Am Sulf 5-7 d pre-drain 30N 7/21 Flush

Fert: Flush

Fert: Flood 5/21

MC Fertilizer Total: Drain 7/26; 7/26

Herb: Gramoxone Max .75 ai 3/30 M.C. TREATMENTS

Herb: Command 3ME .30ai 4/1 I.D. Date

Herb: Prop+Bol+Fac+permit+coc

2+2+.35 +.066ai 4/29

Herb: londax .10 6/1

Herb:

Fung:

Insect KarateZ .04ai 7/05;13,

Insect: 7/20

Insect:

RATOON CROP

Fert: Urea RPF 100N 8/04 Flush

Fert: Flush

Fert: Flood 8/04

RC Fertilizer Total: Drain 10/22

Fung: R.C. TREATMENTS

Fung:

Insect: Karate Z .04ai 9/02

Insect:

ADDITIONAL REMARKS:1st harvest8/02; 2

nd 8/04; RC havst 10/25; 11/04; 11/08

Page 195: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

207

20

04

Adv

an

ced

Wes

tern

Are

a D

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gle

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ld

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2

00

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bs/

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to

to

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%

%

%

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st.

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s/B

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s/A

c L

bs/

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EN

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Page 196: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

208

20

04

Adv

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049

Page 197: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

209

Exp. Name: 2004-02 Advanced Variety Trials Planted: 4/21 Depth: 1/2"

Staff: Dr. McClung Row Spacing: 7.5" # Rows: 9

Location: Ganado Soil: Edna Plot Size: MC:5.6x16 RC: 2.5x16

Variety: 60 Varieties Seed Rate: 100# S.E.: 5/2

G.R.: P.D.: 15% Hd.: F.Hd.:

CULTURAL INPUTS WATER MANAGEMENT

Material Applied Rate Date Irrig. Date

MAIN CROP

Fert: 19-19-19 EP 250 5/21 Flush rain 4/25

Fert: Urea PF 80N 6/3 Flush 5/23

Fert: Am Sulf PD 80N 6/21 Flush

Fert: Am Sulf 5-7 d pre drain 30N 8/10 Flush

Fert: Flush

Fert: Flood 6/05

MC Fertilizer Total: Drain 8/19

Herb: Command 3ME 0.35 4/23 M.C. TREATMENTS

Herb: Prop+Bol+Fac+Per+Coc

2+2+ .35+.066 5/21 I.D. Date

Herb:

Herb:

Herb:

Fung:

Fung:

Insect: Karate Z .04 ai 7/09

Insect: 7/15;7/26

RATOON CROP

Fert: Urea RPF 70N 8/30 Flush

Fert: Flush

Fert: Flood 8/31

RC Fertilizer Total Drain 11/03;11/08

Fung: R.C. TREATMENTS

Fung:

Insect:

Insect:

ADDITIONAL REMARKS: Hvst 8/26; 8/30 RCHvst 11/08;11/19

Page 198: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

210

2

00

4 A

dv

an

ced

Wes

tern

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to

to

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%

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st.

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u

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s/A

c L

bs/

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TR

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% M

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0

Page 199: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

211

20

04

Adv

ance

d W

este

rn A

rea

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a

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na

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6

Page 200: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

212

20

04

Adv

an

ced

Wes

tern

Are

a D

ata

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le L

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o -

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n

To

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ld

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ld

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bs/

Ac

to

to

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%

%

%

Hv

st.

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bs/

Ac

EN

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Page 201: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

213

2

00

4 A

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2

Page 202: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

214

20

04

Adv

an

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tern

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Page 203: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

215

20

04

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Page 204: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

216

Exp. Name:2004 -03 Preliminary Variety Trials Planted: 4/20 Depth: 1"

Staff: Dr. McClung Row Spacing: 7.5 # Rows : 6

Location: Eagle Lake Soil: Nada Plot Size:3.75x16 RC:

Variety: 40 Seed Rate: 90# S.E.: 4/28

G.R.: P.D.: 15% Hd.: F.Hd.:

CULTURAL INPUTS WATER MANAGEMENT

Material Applied Rate Date Irrig. Date

MAIN CROP

Fert: 19-19-19 EP 250 5.19 Flush rain 4/25

Fert: Urea PF 80n 5/26 Flush 5/21

Fert: Am Sulf 80N 6/21 Flush

Fert: Flush

Fert: Flush

Fert: Flood 5/27

MC Fertilizer Total: Drain 8/06

Herb: Gramoxone Max .75ai 3/30 M.C. TREATMENTS

Herb: Command 3ME .30ai 4/22 I.D. Date

Herb: Prop+Fac+Per+Coc

2+ .35+.066 5/26

Herb: Londax 0.1 6/10

Herb:

Fung:

Fung:

Insect: Karate Z .04 7/5;13,20

Insect:

RATOON CROP

Fert: Flush

Fert: Flush

Fert: Flood

RC Fertilizer Total: Drain

Fung: R.C. TREATMENTS

Fung:

Insect:

Insect:

ADDITIONAL REMARKS: 1st Hvst 8/11; 8/12; 8/16-18

Page 205: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

217

2

00

4-0

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4.5

6

9.4

1

7.3

4

8.0

3

1

32

T

X7

14

4/M

DS

N

72

87

8

1

10

7

89

0

6

1.8

6

8.5

1

7.4

4

6.7

3

2

33

W

EL

LS

7

76

6

77

1

07

9

8

0

56

.1

70

.6

17

.7

47

.6

33

34

T

X7

06

3/C

CD

R

72

48

7

5

10

5

89

0

6

5.4

7

1.1

1

6.5

4

8.7

3

4

35

T

X7

06

3/C

CD

R

74

92

7

7

10

7

96

0

5

8.3

6

9.3

1

7.6

4

6.9

3

5

36

P

SC

L/J

EF

F

71

11

7

5

10

5

88

0

5

7.6

6

8.0

1

9.1

4

7.9

3

6

37

X

P7

12

8

97

7

77

1

08

1

12

0

5

9.3

6

9.0

1

8.2

4

6.4

3

7

38

X

P7

16

9

58

3

80

1

11

1

19

1

6

61

.0

67

.9

19

.0

44

.1

38

39

A

B8

68

4

76

82

7

9

11

0

88

0

6

2.5

6

7.8

1

9.3

4

9.1

3

9

40

T

X7

14

4/M

DS

N

72

10

7

9

10

5

86

0

5

9.5

6

9.4

1

6.3

4

7.7

4

0

Page 206: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

218

Exp. Name: 2004 -04 Variety Screening Planted: 4/1 Depth: 1"

Staff: Dr. Turner Row Spacing:7.5" # Rows: 9

Location: Eagle Lake Soil: Nada Plot Size: MC:5.625x16' RC: 2.5x16'

Variety : 9 varieties Seed Rate: varies S.E.:4/9

G.R.: P.D.: 15% Hd.: F.Hd.:

CULTURAL INPUTS WATER MANAGEMENT

Material Applied Rate Date Irrig. Date

MAIN CROP

Fert: 16-20-0 P & K EP plan 4/16 Flush

Fert: Urea PF plan 5/18 Flush

Fert: Am Sulf PI plan 6/2 Flush

Fert: Am Sulf PI +14 plan 6/15 Flush

Fert: Am Sulf Boot Hybrids plan60N 6/28 Flush

Fert: Am Sulf 5-7 d pr e drain plan 7/20 Flood 5/21

MC Fertilizer Total: Drain 7/29; 8/02

Herb: Gramoxone Max .75ai 3/30 M.C. TREATMENTS

Herb: Command 3 ME .30ai 4/2 I.D. Date

Herb: Prop+Clincher+Facet+Permit+Coc

1+.28+ .35+.066 5/18

Herb: Londax .10 6/4

Herb:

Fung: Quadris + Tilt 8 + 6/plan

.0625 +.047ai 6/23

Insect: Karate Z .04 ai 7/13;20

Insect:

Insect:

RATOON CROP

Fert: Urea RPF all plan 8/09 Flush

Fert: Urea RPF + 25 d plan 9/2 Flush

Fert: Flood 8/09

RC Fertilizer Total: Drain 10/22

Fung: Quadris + Tilt 8+6/plan .0625 .047 9/02 R.C. TREATMENTS

Fung:

Insect: Karate Z All .04 9/2

Insect:

ADDITIONAL REMARKS:hvst block 1- 8/6; block 2 - 8/9; RCHvst 10/27; 10/28; 11/04

Page 207: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

219

20

03

- 0

4 V

arie

tal

Scr

een

ing

and

Man

ag

em

ent

Eag

le L

ake

Var

iety

X P

lan

t P

op

ula

tio

n

M.C

. R

ato

on

T

ota

l M

.C.

M.C

. M

.C.

RC

&

Y

ield

Y

ield

Y

ield

D

ays

Day

s P

lan

t

M.C

. M

.C.

M.C

. M

.C.

R.C

. R

.C.

MC

N

L

bs/

ac

Lb

s/ac

L

bs/

ac

to

to

Ht.

%

%

%

H

vst

%

%

Trt

. V

arie

ty

Fu

ng

R

ate

12

% M

. 1

2%

M.

12

% M

. H

ead

M

at

(cm

) L

od

ge

Wh

ole

T

ota

l M

ois

t L

bs/

Bu

W

ho

le

To

tal

1

Jeff

N

o

Std

7

03

3

35

99

1

06

32

8

4

11

7

84

0

6

1.4

7

0.2

1

8.1

4

5.3

6

0.5

6

8.3

2

Jeff

Y

es

PB

MP

6

65

8

34

21

1

00

79

8

2

11

6

84

0

5

9.0

7

0.1

1

7.6

4

5.5

6

2.5

6

9.0

3

Jeff

Y

es

Std

7

23

1

45

88

1

18

19

8

4

11

7

83

0

6

1.1

7

0.3

1

8.3

4

5.5

6

2.4

6

8.8

4

Jeff

N

o

PB

MP

6

74

9

28

77

9

62

7

81

1

16

8

4

0

57

.8

69

.9

17

.5

45

.2

61

.7

68

.0

5

Ccd

r N

o

Std

7

70

2

32

49

1

09

50

9

0

12

3

88

0

5

8.7

6

9.0

2

1.6

4

8.5

6

2.9

6

8.5

6

Ccd

r Y

es

PB

MP

8

03

3

42

27

1

22

60

8

8

12

0

88

0

6

0.0

6

9.4

2

0.0

4

8.6

6

3.4

6

9.4

7

Ccd

r Y

es

Std

7

87

3

48

22

1

26

95

9

0

12

3

90

0

5

9.6

6

8.9

2

1.5

4

8.1

6

2.8

6

9.0

8

Ccd

r N

o

PB

MP

7

90

1

23

96

1

02

97

8

8

12

0

86

0

5

9.3

6

9.2

1

9.8

4

8.1

6

0.9

6

7.9

9

Cb

nt

No

S

td

77

69

3

69

8

11

467

9

0

12

2

90

0

6

4.2

7

1.0

2

1.5

4

8.7

6

1.6

6

8.0

10

C

bn

t Y

es

PB

MP

8

09

0

48

53

1

29

43

8

8

11

9

89

0

6

5.4

7

1.3

1

9.6

4

8.4

6

1.6

6

8.4

11

C

bn

t Y

es

Std

7

92

7

46

68

1

25

95

9

1

12

2

90

0

6

5.0

7

1.2

2

1.3

4

8.9

6

2.4

6

8.7

12

C

bn

t N

o

PB

MP

8

01

0

37

57

1

17

67

8

8

11

9

89

0

6

5.6

7

1.3

1

9.6

4

8.2

6

1.2

6

7.3

13

T

X9

09

2

No

S

td

72

05

3

54

9

10

754

8

7

11

8

84

0

5

9.5

6

9.8

1

8.7

4

5.9

6

0.8

6

8.5

14

T

X9

09

2

Yes

P

BM

P

73

45

2

86

6

10

211

8

3

11

6

83

0

6

0.9

7

0.0

1

7.7

4

4.7

6

2.6

6

8.9

15

T

X9

09

2

Yes

S

td

75

12

3

53

0

11

042

8

8

11

7

86

0

6

0.4

7

0.0

1

8.1

4

6.1

6

2.9

6

9.3

16

T

X9

09

2

No

P

BM

P

73

64

2

80

7

10

171

8

4

11

6

84

0

6

1.2

7

0.1

1

7.6

4

5.3

6

2.4

6

8.8

17

X

P7

23

N

o

Std

1

07

06

4

89

9

15

605

9

1

11

8

10

6

0

59

.0

70

.1

18

.6

40

.8

61

.8

69

.7

18

X

P7

23

Y

es

PB

MP

1

08

96

5

26

0

16

157

9

0

12

0

10

8

0

58

.7

70

.0

19

.8

40

.7

62

.0

70

.0

19

X

P7

23

Y

es

Std

1

09

63

4

78

5

15

748

8

9

11

7

10

8

0

59

.3

70

.6

18

.4

40

.7

63

.2

69

.9

20

X

P7

23

N

o

PB

MP

1

09

36

4

89

6

15

832

9

0

11

9

10

9

0

59

.0

69

.9

19

.4

40

.6

64

.0

70

.6

21

C

LX

L8

N

o

Std

9

34

1

49

20

1

42

62

9

0

12

0

10

6

0

48

.8

68

.3

20

.0

41

.9

59

.5

69

.7

22

C

LX

L8

Y

es

PB

MP

9

27

1

53

85

1

46

56

9

1

12

1

11

0

0

48

.6

68

.3

20

.4

42

.4

57

.8

69

.0

23

C

LX

L8

Y

es

Std

9

40

0

50

79

1

44

78

9

0

12

0

10

7

0

47

.1

67

.5

20

.1

42

.2

61

.2

70

.2

24

C

LX

L8

N

o

PB

MP

8

73

6

47

74

1

35

10

9

2

12

1

11

0

0

48

.2

68

.1

20

.7

42

.4

57

.3

68

.9

25

C

hn

r N

o

Std

7

59

4

27

14

1

03

08

9

3

12

6

85

0

5

7.5

7

1.1

2

1.5

4

8.3

5

6.3

6

7.0

26

C

hn

r Y

es

PB

MP

7

76

1

39

47

1

17

08

9

1

12

3

85

0

5

9.0

7

1.6

2

0.1

4

8.7

5

9.1

6

8.9

27

C

hn

r Y

es

Std

7

99

8

35

52

1

15

50

9

2

12

5

87

0

5

7.5

7

1.5

2

0.9

4

8.6

5

8.2

6

8.4

28

C

hn

r N

o

PB

MP

7

70

2

24

33

1

01

35

9

1

12

3

85

0

5

9.5

7

1.9

1

9.9

4

8.4

5

8.2

6

8.6

29

C

L1

61

N

o

Std

7

69

3

35

58

1

12

51

9

3

12

6

91

0

6

1.1

7

0.3

2

2.1

4

8.6

6

0.6

6

7.9

30

C

L1

61

Y

es

PB

MP

8

03

0

44

73

1

25

03

9

1

12

4

93

0

6

2.8

7

0.7

2

0.5

4

8.9

5

9.5

6

7.6

31

C

L1

61

Y

es

Std

7

63

8

41

03

1

17

41

9

3

12

6

95

0

6

0.4

7

0.0

2

1.6

4

8.6

5

9.8

6

7.7

32

C

L1

61

N

o

PB

MP

7

64

0

34

73

1

11

13

9

1

12

5

91

0

6

2.7

7

0.6

2

1.0

4

8.6

5

9.3

6

7.5

33

B

ank

s N

o

Std

8

36

0

35

45

1

19

06

9

2

12

2

10

7

0

53

.5

68

.7

19

.6

48

.1

58

.9

67

.7

34

B

ank

s Y

es

PB

MP

8

73

8

35

42

1

22

80

9

1

11

9

10

8

0

55

.0

68

.8

17

.7

47

.8

58

.4

67

.9

35

B

ank

s Y

es

Std

8

57

9

35

52

1

21

31

9

2

12

2

10

8

0

53

.8

68

.8

19

.3

47

.9

59

.7

68

.2

36

B

ank

s N

o

PB

MP

8

55

8

35

15

1

20

73

9

1

11

9

10

8

0

55

.0

69

.0

17

.6

48

.1

58

.2

67

.7

Page 208: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

220

Exp. Name: 2004 -05 Variety Screening Delayed Planted: 5/24 Depth: 1/2"

Staff: Dr. Turner Row Spacing: 7.5" # Rows : 6

Location: Eagle Lake Soil: Nada Plot Size: MC: 3.75'x16' RC:

Variety: 13 varieties Seed Rate: varies S.E.: 6/1

G.R.: P.D.: 15% Hd.: F.Hd.:

CULTURAL INPUTS WATER MANAGEMENT

Material Applied Rate Date Irrig. Date

MAIN CROP

Fert: 16-20-0 PP plan300# 5/24 Flush 5/27

Fert: 0-0-60 PP plan 5/24 Flush 6/15

Fert: 0-46-0 PP plan 5/24 Flush

Fert: Urea PF Plan 80,120 6/22 Flush

Fert: Am Sulf PI-PD plan 60N 7/15 Flush

Fert: Am Sulf HD hybrids 60N 8/05 Flood 6/22

MC Fertilizer Total: Drain 9/3;9/6

Herb: Gramoxone Max .75ai 3/30 M.C. TREATMENTS

Herb: Command 3ME 0.30 ai 5/25 I.D. Date

Herb: Prop+Bol_Fac+Per+Coc

2+2+ .35+.066 6/14

Herb:

Herb:

Fung:

Fung:

Insect: Karate Z .04ai 7/13;20

8/6;8/27

RATOON CROP

Fert: Flush

Fert: Flush

Fert: Flood

RC Fertilizer Total: Drain

Fung: R.C. TREATMENTS

Fung:

Insect:

Insect:

ADDITIONAL REMARKS: hvst 9/7; 9/14; 9/20

Page 209: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

221

20

03

- 0

5 V

arie

tal

Man

agem

ent

and

Scr

een

ing

- D

ela

yed

Pla

nti

ng

Eag

le L

ake

Var

iety

X P

lan

t P

op

ula

tio

n

M

.C.

M.C

. M

.C.

M.C

.

Y

ield

D

ays

Day

s P

lan

t

M.C

. M

.C.

M.C

. M

.C.

N

Lb

s/ac

to

to

H

t.

%

%

%

Hv

st

Lb

./

Trt

. V

arie

ty

Rate

1

2%

M.

Hea

d

Mat

(c

m)

Lo

dg

e W

ho

le

To

tal

Mo

ist

Bu

.

1

Jeff

H

5

75

1

64

9

4

81

0

6

3.0

7

0.7

1

6.9

4

4.2

2

Ccd

r H

6

92

1

66

1

04

9

6

0

59

.9

70

.3

19

.2

44

.4

3

Cb

nt

H

62

63

6

7

10

4

92

0

6

3.5

7

1.0

1

9.4

4

5.0

4

TX

90

92

H

7

28

1

66

9

8

90

0

6

1.9

6

9.9

1

9.7

4

5.1

5

XP

72

3

H

91

61

6

8

10

5

11

9

0

59

.0

70

.2

20

.0

40

.4

6

CL

XL

8

H

78

06

6

8

10

4

11

4

0

55

.1

70

.1

19

.5

39

.8

7

Ch

nr

H

62

03

7

4

11

4

94

0

5

9.3

7

0.8

2

4.6

4

4.2

8

CL

16

1

H

54

56

7

2

11

5

98

0

6

3.2

7

0.1

2

5.4

4

4.4

9

Bn

ks

H

64

62

7

1

11

9

10

5

0

55

.8

68

.4

27

.7

45

.3

10

B

ng

l H

7

51

3

71

1

10

9

2

0

65

.3

70

.9

18

.8

44

.6

11

M

drk

H

7

93

0

69

1

15

8

9

0

65

.9

71

.4

21

.9

49

.8

12

X

P7

16

H

8

22

5

72

1

11

1

14

0

6

4.0

6

9.9

1

9.6

4

2.7

13

X

P7

12

H

7

82

0

69

1

09

1

13

0

6

0.6

6

9.8

1

8.2

4

2.7

Page 210: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

222

Exp. Name: 2004-06 Ratoon BMP Planted: 4/01 Depth: 1"

Staff: Dr. Turner Row Spacing: 7.5' # Rows: 9

Location: Eagle Lake Soil: Nada Plot Size: MC:5.625'x16' RC: 2.5x16

Variety: Ccdr Seed Rate: 80 S.E.: 4/8

G.R.: P.D.: 15% Hd.: F.Hd.:

CULTURAL INPUTS WATER MANAGEMENT

Material Applied Rate Date Irrig. Date

MAIN CROP

Fert: 16-20-0 EP 300 4/16 Flush

Fert: 0-0-60 EP 30K 4/16 Flush

Fert: Urea PF plan 5/18 Flush

Fert: Am Sulf PI plan 6/2 Flush

Fert: Am Sulf PI +14 plan 6/18 Flush

Fert: Am Sulf 5-7 d pre-drain plan 7/20 Flood 5/21

MC Fertilizer Total: Drain 7/29

Herb: Gramoxone Max .75ai 3/30 M.C. TREATMENTS

Herb: Command 3 ME .30ai 4/2 I.D. Date

Herb: Prop+Clincher+Facet+Permit+Coc

1+.28+ .35+.066 5/18

Herb: Londax .10 6/04

Herb:

Fung: Quadris + Tilt 8+6

.0625 +.047 6/23

Fung:

Insect: Karate Z .04ai 7/13;20

Insect:

RATOON CROP

Fert: Urea RPF plan 8/09 Flush

Fert: Urea RPF +25d plan 9/3 Flush

Fert: Flood 8/9

RC Fertilizer Total: Drain 10/19

Fung: Quadris + Tilt 8+6/ plan

.0625 +.047 9/02 R.C. TREATMENTS

Fung:

Insect: Karate Z / plan .04 9/02

Insect:

ADDITIONAL REMARKS: Hvst 8/6 RCHvst 10/28

Page 211: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

223

2

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Page 212: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

224

Exp. Name: 2004-07 Fluid fertilizer/W.Mgt Planted: 4/01 Depth: 1"

Staff: Dr. Turner Row Spacing: 8" # Rows: 8

Location: Eagle Lake Soil: Midland Plot Size: MC: 5.33x16 RC: 2.5x16

Variety: Ccdr Seed Rate: S.E.: 4/10

G.R.: P.D.: 15% Hd.: F.Hd.:

CULTURAL INPUTS WATER MANAGEMENT

Material Applied Rate Date Irrig. Date

MAIN CROP

Fert: PP Turner, Jund, Hagler per plan 4/1 Flush 5/20(S)5/27

Fert: PF Turner, Hagler 2+3 plan 5/19 Flush

Fert: PF Turner, Hagler DI plan 6/02 Flush

Fert: PD AM Sulf. All plan 6/10 Flush

Fert: Flush

Fert: Flood 5/20,5/20;6/2

MC Fertilizer Total: Drain 8/2;7/29;7/29

Herb: Cyclone .75ai 3/30 M.C. TREATMENTS

Herb: Command 3 ME .30ai 4/2 I.D. Date

Herb: Permit+Coc .066ai 4/22

Herb: Prop+Clincher+Facet+Coc 1+.28+.35 5/18

Herb: Londax #2, #3, #1 .10 6/1;10,18

Fung:

Insect: Karate Z .04ai 7/13;20

Insect:

Insect:

RATOON CROP

Fert: Urea RPF 100N 8/9;5,8/5 Flush

Fert: Flush

Fert: Flood 8/9;8/5;8/5

RC Fertilizer Total: Drain 10/19x3

Fung: R.C. TREATMENTS

Fung:

Insect:

Insect:

ADDITIONAL REMARKS: Drain #3 6/4 Refld 6/08; Hvst 2&3 8/05, #1 8/09;RC Hvst 10/21

Page 213: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

225

20

04

- 0

7 F

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25

Page 214: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

226

Exp. Name: 2004-08 RT Definition Planted: 3/31 Depth: 1"

Staff: Dr. Turner Row Spacing: 7.5" # Rows: 10

Location: Eagle Lake Soil: Nada Plot Size: MC: 6.25'x16' RC: 2.5x16'

Variety: Bngl, XP716, XP723 Seed Rate: varies S.E.: 4/08

G.R.: P.D.: 15% Hd.: F.Hd.:

CULTURAL INPUTS WATER MANAGEMENT

Material Applied Rate Date Irrig. Date

MAIN CROP

Fert: P & K EP 50+50 4/16 Flush

Fert: Urea EP plan 4/16 Flush

Fert: Urea PF plan 5/20 Flush

Fert: Am Sulf PDBngl plan 6/10 Flush

Fert: Am Sulf hybrids Boot-5%hd plan 7/02 Flush

Fert: Flood 5/21

MC Fertilizer Total: Drain 7/29

Herb: Gramoxone Max .75ai 3/30 M.C. TREATMENTS

Herb: Command 3ME .30ai 4/02 I.D. Date

Herb: Prop+Bol+Fac+Per+Coc

2+2+ai .35+.066 4/29

Herb: Londax .10 6/04

Herb:

Fung:

Insect: Karate Z .04ai 7/5;13;20

Insect:

Insect:

RATOON CROP

Fert: Urea RPF 100N 8/05 Flush

Fert: Flush

Fert: Flood 8/06

RC Fertilizer Total: Drain 10/19

Fung: R.C. TREATMENTS

Fung:

Insect:

Insect:

ADDITIONAL REMARKS: Hvst 8/04; 8/05 RC Hvst 10/21; 11/03

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8 R

iceT

ec

Hy

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arie

ty N

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init

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Stu

dy

@ E

ag

le L

ake

M

C

Pla

nt

MC

M

C

MC

R

C

RC

R

C

RC

T

ota

l

Y

ield

H

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hts

%

%

H

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est

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ld

%

%

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t Y

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Lb

s/A

c

12

%

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@

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1

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7

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.8

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73

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T

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9

61

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71

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16

.3

14

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1

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94

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1

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1

5.7

4

72

6

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71

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16

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14

19

1

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1

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RT

1

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4

92

4

60

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70

.7

17

.4

14

68

0

6

10

36

7

11

2

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1

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50

2

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4

RT

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1

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52

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73

3

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53

76

6

1.5

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61

10

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2

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49

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20

9

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1

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47

6

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37

2

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T

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15

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2

66

.9

70

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69

5

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1

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1

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85

28

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2

92

R

T

RT

1

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4

76

0

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4

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10

39

2

Page 216: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

228

Exp. Name: 2004-09 RT Validation Planted: 3/31 Depth: 1"

Staff: Dr. Turner Row Spacing: 7.5" # Rows: 10

Location:Eagle Lake Soil: Nada Plot Size: MC: 6.25'x16' RC: 2.5x16'

Variety: CLXL8, Ccdr, XP710, XP712 Seed Rate: varies S.E.: 4/08

G.R.: P.D.: 15% Hd.: F.Hd.:

CULTURAL INPUTS WATER MANAGEMENT

Material Applied Rate Date Irrig. Date

MAIN CROP

Fert: P&K EP 50P+50k 4/16 Flush

Fert: Urea EP plan 4/16 Flush

Fert: Urea PF plan 5/20 Flush

Fert: Am Sulf. Pd Ccdr plan 6/10 Flush

Fert: Am Sulf Hybrids Boot-5%hd plan 7/02 Flush

Fert: Flood 5/21

MC Fertilizer Total: Drain 7/29

Herb: Gramoxone Max .72ai 3/30 M.C. TREATMENTS

Herb: Command 3ME .30ai 4/01 I.D. Date

Herb: Prop+Bol+Fac+Per+Coc

2+2+.35 +.066ai 4.29

Herb: Londax .10 6/01

Herb:

Fung:

Insect: Karate Z .04ai 7/5;13;20

Insect:

Insect:

RATOON CROP

Fert: Urea RPF 100N 8/05 Flush

Fert: Flush

Fert: Flood 8/06

RC Fertilizer Total: Drain 10/13

Fung: R.C. TREATMENTS

Fung:

Insect:

Insect:

ADDITIONAL REMARKS: MC Hvst 8/04/05 RC Hvst 10/19

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Stu

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Pla

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M

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MC

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C

RC

R

C

RC

T

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l

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H

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%

%

H

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est

Yie

ld

%

%

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t Y

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Lb

s/A

c

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3

RT

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Page 218: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

230

Exp. Name: 2004-10 Sheathblight Fungicides Planted: 4/20 Depth: 1

Staff: Dr. Krausz Row Spacing: 7.5" # Rows: 6

Location: Eagle Lake Soil: Nada Plot Size: MC: 3.75'x16' RC:

Variety: Ccdr, Frns Seed Rate:80 S.E.: 4/28

G.R.: P.D.: 15% Hd.: F.Hd.:7/12-13

CULTURAL INPUTS WATER MANAGEMENT

Material Applied Rate Date Irrig. Date

MAIN CROP

Fert: 19-19-19 EP 250 5/19 Flush 5/20

Fert: Urea PF 80N 5/26 Flush

Fert: Am Sulf PD 60N 6-21 Flush

Fert: Flush

Fert: Flush

Fert: Flood 5/27

MC Fertilizer Total: Drain 8/06

Herb: Gramoxone Max .75ai 3/30 M.C. TREATMENTS

Herb: Command 3me .30ai 4/22 I.D. Date

Herb: Prop+Fac+Per+Coc

2+ .35+.066 5/26 Pd10 7/06

Herb: Londax 0.1 6/10 SB 7/09

Herb:

Fung:

Insect: Karate Z .04ai 7/13;20

Insect:

Insect:

RATOON CROP

Fert: Flush

Fert: Flush

Fert: Flood

RC Fertilizer Total: Drain

Fung: R.C. TREATMENTS

Fung:

Insect:

Insect:

ADDITIONAL REMARKS: Hvst 8/11

Page 219: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

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20

04

-10

Sh

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Page 220: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

232

Exp. Name: 2004-11 Stemborer Date of Seeding/Var. Planted: 3/26,4/19;5/24 Depth:1"

Staff: Dr. Way Row Spacing: 7.5 # Rows: 10

Location: Eagle Lake Soil: Midland Plot Size: MC:

6.25'x16' RC: 2.5x16'

Variety: Ccdr; CLXL8 Seed Rate:80,35 S.E.4/04;4/26;6/02

G.R.: P.D.: 15% Hd.: F.Hd.:

CULTURAL INPUTS WATER MANAGEMENT

Material Applied Rate Date Irrig. Date

MAIN CROP

Fert: 19-19-19 D1, D2, D3 200 3/26 5/5,5/24 Flush D2 - 5/03

Fert: Urea PF D1, D2 Am Sulf D3 80N 5/5;26;7/2 Flush D2 - 5/20

Fert: Am. Sulf V1 PD 60N 6/2 18;7/16 Flush D3 -5/26

Fert: Am Sulf V2 B-Hd 60N 6/2 7/6;8/5 Flush D3-6/15

Fert: Flush

Fert: Flood 5/3;5/27;7/2

MC Fertilizer Total: Drain 7/19;8/4;9/3

Herb: Command D1, D2, D3 .30ai 3/20 4/22,5/25 M.C. TREATMENTS

Herb: Clincher #1 D1 .25ai 4/22 I.D. Date

Herb: Permit + Coc D1 .066 4/22

Herb: Prop+Fac+Per+Coc + KarateZ

2+.35+.066 0.146 5/26

Herb: Londax .10 6/3;6/10

Herb: Prop+Bol+Fac+Per+Coc

2+2+ .35+.066 6/14

Insect:

Insect:

Insect:

RATOON CROP

Fert: Urea RPF 100N 7/29;8/09 Flush

Fert: Flush

Fert: Flood 7/30;8/9

RC Fertilizer Total: Drain 10/19;10/26

Fung: R.C. TREATMENTS

Fung:

Insect:

Insect:

ADDITIONAL REMARKS: D1 Hvst 7/29; D2 8/09; D3 9/07 RC Hvst 10/21; 10/27

Page 221: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

233

2

00

4-1

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7

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7

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02

1

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61

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19

1

20

4

32

6

34

2

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Rat

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42

2

20

5

12

1

02

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31

1

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559

2

20

6

21

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3

20

9

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1

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Rat

oo

n

43

01

3

30

1

21

6

78

2

18

00

8

58

2

1

30

2

12

8

78

5

33

36

1

21

22

1

30

3

31

4

76

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Rat

oo

n

47

67

1

30

4

31

4

77

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Rat

oo

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47

72

2

30

5

12

9

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13

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21

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66

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22

8

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9

34

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20

3

30

9

31

4

44

4

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Rat

oo

n

44

44

3

40

1

22

8

27

1

29

54

1

12

25

1

40

2

11

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19

11

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4

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1

40

4

32

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Rat

oo

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82

2

40

5

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54

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40

6

22

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3

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ro

w h

arv

est

U

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var

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Page 222: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

234

Exp. Name: 2004-12 Stemborer Insecticide Trials Planted: 4/21 Depth: 1/2"

Staff: Dr. Way Row Spacing:7.5" # Rows: 6

Location: Ganado Soil: Edna Plot Size: MC:3.75'x16' RC:

Variety: Ccdr Seed Rate: 80 S.E.: 5/02

G.R.: P.D.: 15% Hd. F.Hd.:

CULTURAL INPUTS WATER MANAGEMENT

Material Applied Rate Date Irrig. Date

MAIN CROP

Fert: 19-19-19 EP 250 5/21 Flush rain 4./25

Fert: Urea PF 80N 6/03 Flush 5/23

Fert: Am Sulf PD 60N 6/21 Flush

Fert: Flush

Fert: Flush

Fert: Flood 6/05

MC Fertilizer Total: Drain 8/19

Herb: Command3ME .35ai 4/23 M.C. TREATMENTS

Herb: Prop+Bol+Fac+Per+Coc

2+2+ .35+.066 5/21 I.D. Date

Herb:

Herb:

Herb:

Insect:

Insect:

Insect:

Insect:

RATOON CROP

Fert: Flush

Fert: Flush

Fert: Flood

RC Fertilizer Total: Drain

Fung: R.C. TREATMENTS

Fung:

Insect:

Insect:

ADDITIONAL REMARKS: Hvst 8/25

Page 223: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

235

20

04

-12

Ste

m B

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r In

secti

cid

es @

Gan

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Rat

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Yie

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i/ac

re

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1

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0.0

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LB

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0.0

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0.0

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(1)

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67

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4

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ate

Z

0.0

3

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66

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0.0

3

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5

87

8

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Z

0.0

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(4)

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Page 224: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

236

Exp. Name: 2004-13 HPR Stemborer Trials Planted: 4/21 Depth: 1/2"

Staff: Dr. Way Row Spacing:7.5 # Rows: 9

Location: Ganado Soil: Edna Plot Size: MC: 5.6'x16' RC: 2.5x16

Variety:: 8 Varieties Seed Rate: 80.35 S.E.: 5/02

G.R.: P.D.: 15% Hd.: F.Hd.:

CULTURAL INPUTS WATER MANAGEMENT

Material Applied Rate Date Irrig. Date

MAIN CROP

Fert: 19-19-19 EP 250 5/21 Flush rain 4/25

Fert: Urea PF 80N 6/03 Flush 5/23

Fert: Am Sulf PD 60N 6/21 Flush

Fert: Flush

Fert: Flush

Fert: Flood 6/05

MC Fertilizer Total: Drain 8/19

Herb: Command 3ME .35ai 4/23 M.C. TREATMENTS

Herb: Prop+Bol+Fac+Per+COC

2+2+ .35+.066 5/21 I.D. Date

Herb:

Herb:

Herb:

Fung:

Insect:

Insect:

Insect:

RATOON CROP

Fert: Urea RPF 70N 8/30 Flush

Fert: Flush

Fert: Flood 8/31

RC Fertilizer Total: Drain 11/08

Fung: R.C. TREATMENTS

Fung:

Insect:

Insect:

ADDITIONAL REMARKS: Hvst 8/26; RCHvst 11/19

Page 225: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

237

20

04

-13

HP

R S

tem

Bo

rer

@ G

anad

o

M

C

Rato

on

T

ota

l

Y

ield

@

Yie

ld @

Y

ield

@

TR

T

Var

T

/ U

1

2%

1

2%

1

2%

L

od

gin

g %

1

Chen

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T

7

54

7

15

79

9

12

6

0

2

Chen

iere

U

6

81

3

18

88

8

70

1

0

3

CL

161

T

70

83

2

01

8

91

01

0

4

CL

161

U

56

74

2

09

9

77

73

0

5

CL

XL

8

T

92

40

1

87

4

11

11

4

0

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XL

8

U

88

54

2

03

8

10

89

2

0

7

Co

codri

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8

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7

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1

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51

0

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dri

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6

70

8

24

66

9

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4

0

9

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ss

T

72

34

2

00

2

92

36

0

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ss

U

62

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2

51

6

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0

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Jeff

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n

T

73

66

3

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0

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12

Jeff

erso

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53

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2

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7

21

9

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Page 226: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

238

Exp. Name: 2004-25 PGR Varieties Planted: 4/01 Depth: 1'

Staff: Dr. Tarpley Row Spacing: 7.5" # Rows: 10

Location: Eagle Lake Soil: Edna Plot Size: MC: 6.25'x16' RC: 2.5x16'

Variety: Ccdr, Chnr, CL161, CLXL8 Seed Rate:varies S.E.: 4/08

G.R.: P.D.: 15% Hd.: F.Hd.:

CULTURAL INPUTS WATER MANAGEMENT

Material Applied Rate Date Irrig. Date

MAIN CROP

Fert: 19-19-19 EP plan 200 4/16 Flush

Fert: P & K EP plan 50+50 4/16 Flush

Fert: Urea PF plan 60N;90N 5/18 Flush

Fert: AM. Sulf PD plan 50N 6/14 Flush

Fert: AM Sulf Boot CLxL8 60N 6/28 Flush

Fert: Flood 5/20

MC Fertilizer Total: Drain 7/27

Herb: Cyclone .75ai 3/30 M.C. TREATMENTS

Herb: Command 3ME .30ai 4/01 I.D. Date

Herb: Prop+Fac+Per+Coc 2+.35 +.066ai 4/29

Herb: Londax .10 6.01

Herb:

Fung: Quadris + Tilt 8+8 oz .0625

+ .0625ai 6/24

Fung:

Insect: Karate Z .04ai 7/5;13,20

Insect:

RATOON CROP

Fert: Urea RPF 80N 8/05 Flush

Fert: Flush

Fert: Flood 8/05

RC Fertilizer Total: Drain 10/21

Fung: R.C. TREATMENTS

Fung:

Insect:

Insect:

ADDITIONAL REMARKS: Hvst 8/05 RC Hvst 10/25: 10/28

Page 227: Texas A&M University Systems Agricultural …...has been similar to Jefferson but its ratoon crop potential has been superior to most other varieties. In the 2004 Uniform Rice Regional

239

2004-25

2004 PGR Variety Study @ Eagle Lake

MC MC MC RC RC RC Total

Yield % % Yield % % Yield

Plot Trt Lbs/Ac 12% Whole Total Lbs/Ac 12% Whole Total Lbs/Ac 12%

101 1 8897 60.2 71.5 2765 63.4 70.0 11662

102 1 9564 59.4 70.8 3072 65.0 71.2 12636

103 1 9182 59.3 71.5 2647 63.1 69.9 11829

104 1 9083 60.1 71.2 3269 60.9 69.3 12352

105 2 9257 62.2 73.3 3073 59.1 68.7 12329

106 2 9118 44.7 70.8 3624 61.1 69.7 12742

107 2 9082 62.9 73.3 3734 60.3 69.2 12816

108 2 9127 64.2 72.9 4211 56.4 67.8 13339

109 3 8835 63.9 71.7 3396 62.8 69.6 12231

110 3 8871 63.3 70.7 3489 65.4 70.9 12360

111 3 8748 65.2 72.2 2987 62.9 69.6 11735

112 3 8715 60.3 70.7 3281 59.7 68.6 11996

113 Buffer Buffer Buffer Buffer Buffer Buffer Buffer Buffer

114 4 10141 55.1 71.5 4681 53.9 69.2 14822

115 4 9940 53.6 70.9 4987 53.6 69.3 14928

116 4 9958 54.6 70.9 4616 56.7 69.7 14573

117 4 9400 51.6 70.2 4549 55.8 69.7 13949

201 1 9158 58.9 70.4 2689 61.7 69.2 11847

202 1 9330 58.8 70.4 3257 63.1 70.1 12587

203 1 9152 58.8 70.9 3254 61.4 69.5 12405

204 1 8926 61.2 71.5 3077 62.6 70.3 12003

205 2 8545 46.1 71.9 3121 59.1 68.8 11666

206 2 8733 61.8 73.2 2887 62.7 70.5 11621

207 2 8499 62.6 73.4 3385 59.7 69.4 11884

208 2 8744 63.7 73.6 3604 60.4 69.5 12348

209 3 8556 64.8 72.3 3450 60.8 69.0 12006

210 3 8540 64.5 71.5 3162 60.8 68.4 11701

211 3 8565 61.8 71.4 3018 61.0 68.7 11583

212 3 8697 66.2 72.1 3209 62.3 69.8 11906

213 Buffer Buffer Buffer Buffer Buffer Buffer Buffer Buffer

214 4 9861 55.9 71.1 4622 55.0 69.4 14483

215 4 9647 55.2 71.1 4784 56.4 69.3 14431

216 4 9537 54.6 70.8 4791 56.5 70.0 14328

217 4 9873 54.3 71.2 4465 58.1 70.4 14338

301 1 8657 60.5 70.9 2345 63.3 70.1 11002

302 1 8514 57.5 70.1 3183 62.6 69.4 11697

303 1 9214 59.5 70.9 3040 61.7 68.9 12254

304 1 8882 60.9 71.7 3084 63.8 70.6 11966

305 2 9053 61.5 72.7 3488 57.6 68.6 12542

306 2 8922 60.4 72.2 3856 56.8 68.6 12778

307 2 9161 60.0 72.6 3505 57.1 68.3 12666

308 2 8883 45.6 71.2 3783 59.0 68.7 12665

309 3 8676 63.4 71.6 3247 60.6 68.6 11923

310 3 8520 58.7 70.3 3451 61.3 69.0 11971

311 3 8555 65.1 72.0 2827 61.9 69.8 11382

312 3 8676 64.8 71.3 3235 64.6 70.7 11911

313 Buffer Buffer Buffer Buffer Buffer Buffer Buffer Buffer

314 4 10414 54.4 71.8 5033 54.8 69.4 15447

315 4 9926 53.9 71.1 4592 57.0 70.1 14517

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2004-25

2004 PGR Variety Study @ Eagle Lake

MC MC MC RC RC RC Total

Yield % % Yield % % Yield

Plot Trt Lbs/Ac 12% Whole Total Lbs/Ac 12% Whole Total Lbs/Ac 12%

316 4 9870 55.0 71.4 4809 60.0 71.1 14678

317 4 9711 54.8 71.3 4307 57.9 70.7 14018

401 1 7969 58.0 70.1 2482 62.3 70.0 10452

402 1 8788 59.3 70.7 2725 61.9 70.2 11514

403 1 8940 60.2 71.1 2838 63.9 70.7 11778

404 1 8443 56.7 69.6 2199 64.6 71.2 10642

405 2 8655 61.8 72.9 3196 53.2 67.5 11851

406 2 8941 60.9 72.9 2984 56.7 68.6 11925

407 2 8421 43.4 71.0 3247 57.4 68.8 11668

408 2 9006 61.6 72.7 2998 58.4 69.0 12004

409 3 8372 60.8 71.2 3413 61.7 69.1 11785

410 3 8530 63.8 71.5 2661 61.7 69.0 11191

411 3 8464 65.2 71.8 3086 63.7 69.9 11549

412 3 8525 64.5 71.5 2560 63.2 70.1 11085

413 Buffer Buffer Buffer Buffer Buffer Buffer Buffer Buffer

414 4 9673 53.7 71.5 4476 53.2 69.3 14148

415 4 9749 54.1 71.5 4232 56.6 70.4 13981

416 4 9955 53.1 71.2 4587 57.7 70.7 14542

417 4 9674 54.3 71.5 4151 59.1 71.1 13825

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ADDITIONAL REMARKS: Jeff McHvst 7/28; XL7 McHvst 7/30; RC JEff Hvst 10/15; RC XL7 Hvst 10/19

Exp. Name: 2043-26 RT PGR/ Jeff & XL7 Planted: 4/0 1 Depth: 1'

Staff Dr. Tarpley Row Spacing: 7.5" # Rows: 10

Location: Eagle Lake Soil: Enda Plot Size: MC:6.25'x16' RC: 2.5x16'

Variety: Jeff, XL7 Seed Rate: varies S.E.:4/08

G.R.: P.D.: 15% Hd.: F.Hd.:

CULTURAL INPUTS WATER MANAGEMENT

Material Applied Rate Date Irrig. Date

MAIN CROP

Fert: 19-19-19 EP plan 200 4/16 Flush

Fert: P & K EP plan 50+50 4/16 Flush

Fert: Urea PF plan 60N,90N 5/18 Flush

Fert: Am Sulf PO - Jeff 60N 6/07 Flush

Fert: Am Sulf Boot-Hd XL-7 60N 6/18 Flush

Fert: Flood 5/20

MC Fertilizer Total Drain 7/21

Herb: Cyclone .75ai 3/30 M.C. TREATMENTS

Herb: Command 3Me .30ai 4/02 I.D. Date

Herb: Permit + Coc .066ai 4/22

Herb: Prop+Clincher+Facet+Coc 1+.28+.3

5 5/18

Herb: Londax .10 6/01

Fung: Quadris + Tilt 8+8 6/18

Fung:

Insect: Karate Z .04ai 7/5;13;20

Insect:

RATOON CROP

Fert: Urea RPF 80N 7/30 Flush

Fert: Flush

Fert: Flood 7/30

RC Fertilizer Total: Drain 10/11

Fung: R.C. TREATMENTS

Fung:

Insect:

Insect:

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242

2004-26

2004 XL7&Jeff @ Eagle

Lake

16' plot

MC MC MC RC RC RC Total

Yield MC % % Yield % % Yield

Plot Trt

Lbs/Ac

12% Lodging % Whole Total

Lbs/Ac

12% Whole Total

Lbs/Ac

12%

101 Jeff 1 7810 0 63.2 70.0 4003 61.2 68.4 11813

102 Jeff 1 7972 0 63.0 69.6 3956 60.0 68.1 11928

103 Jeff 1 8041 0 63.0 69.8 4033 62.0 69.7 12074

104 Jeff 1 7436 0 61.4 69.7 4480 60.6 68.5 11915

105 Buffer Buffer Buffer Buffer Buffer Buffer Buffer Buffer Buffer Buffer

106 XL7 1 9580 0 50.7 70.5 5588 55.4 69.4 15168

107 XL7 1 9583 0 49.1 69.3 5409 53.3 66.6 14992

108 XL7 1 9509 0 49.3 69.1 5662 52.2 68.7 15171

109 XL7 1 9444 0 47.1 69.3 5290 54.8 69.6 14733

110 XL7 1 9186 0 47.7 69.5 5745 54.0 69.1 14931

111 XL7 1 8836 0 46.4 69.0 5515 54.0 69.3 14351

112 XL7 1 9112 0 49.6 71.0 5942 53.1 69.4 15054

201 Jeff 1 7408 0 62.1 69.5 3269 59.4 68.4 10678

202 Jeff 1 7553 0 61.8 69.8 4232 64.6 70.9 11784

203 Jeff 1 7301 0 61.1 69.5 3647 64.1 70.9 10948

204 Jeff 1 7396 0 63.4 70.4 4608 63.8 70.3 12004

205 Buffer Buffer Buffer Buffer Buffer Buffer Buffer Buffer Buffer Buffer

206 XL7 1 8204 0 49.7 69.9 5687 57.7 70.8 13891

207 XL7 1 8377 0 48.5 69.5 5073 53.5 69.8 13450

208 XL7 1 9208 0 47.4 69.1 5967 52.1 70.1 15176

209 XL7 1 9669 0 49.6 69.5 5553 54.2 69.7 15222

210 XL7 1 9047 0 44.5 68.1 5870 56.4 71.0 14917

211 XL7 1 9585 0 51.2 70.6 5561 50.6 69.1 15147

212 XL7 1 9380 0 49.1 69.0 5339 51.4 69.5 14719

301 Jeff 1 7101 0 62.6 69.9 3727 57.1 67.8 10828

302 Jeff 1 6737 0 59.7 69.4 3649 58.9 67.9 10387

303 Jeff 1 6988 0 62.1 70.0 4136 60.0 68.5 11125

304 Jeff 1 7313 0 62.0 70.3 4232 64.4 70.5 11544

305 Buffer Buffer Buffer Buffer Buffer Buffer Buffer Buffer Buffer Buffer

306 XL7 1 9150 0 46.7 68.8 5645 52.6 69.8 14795

307 XL7 1 9467 0 46.7 69.5 5386 55.8 70.3 14853

308 XL7 1 8932 0 45.1 68.1 4785 51.5 68.9 13717

309 XL7 1 9206 0 45.8 68.4 4893 51.0 68.8 14099

310 XL7 1 8445 0 44.1 67.7 5622 53.3 68.6 14067

311 XL7 1 10212 0 47.2 68.6 4982 53.5 69.1 15194

312 XL7 1 8970 0 48.0 69.1 4956 51.1 68.7 13925

401 Jeff 1 6690 0 62.8 70.2 3104 62.3 70.3 9793

402 Jeff 1 6976 0 62.5 70.0 4268 61.8 69.6 11244

403 Jeff 1 6853 0 61.2 69.4 3118 59.7 69.5 9971

404 Jeff 1 7271 0 62.0 70.0 4075 64.2 71.0 11346

405 Buffer Buffer Buffer Buffer Buffer Buffer Buffer Buffer Buffer Buffer

406 XL7 1 9052 0 43.3 68.1 5078 51.9 70.7 14130

407 XL7 1 9480 0 47.6 69.4 5470 52.3 69.4 14951

408 XL7 1 9644 0 48.4 69.1 5199 51.0 69.0 14843

409 XL7 1 9343 0 48.3 69.3 5218 53.2 69.3 14561

410 XL7 1 9071 0 43.4 68.0 5347 51.5 69.1 14419

411 XL7 1 9490 0 47.8 69.5 4484 50.2 68.9 13974

412 XL7 1 9274 0 48.1 69.8 4489 53.2 69.4 13762

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243

Acetolactate Synthase, 109

AgNMore, 146

Alligatorweed, 105

Armbrust, K.L., 108

Arrosolo, 132, 138, 142, 204

Avila, L. A., 108, 109

Bacterial Panicle Blight, ii, 140, 141

Banks, 3, 43, 44, 46, 49 - 52, 54, 55, 58 - 60,

63, 64, 96, 219

Basagran, 132, 138, 142, 204

Beaumont Rice Mill, 148, 156

bispyribac-sodium, 106

Bleaching, 108

Boldt, Kelby, 146

Bolero, 104, 105, 106, 122, 204

Brachiaria platyphylla, 108

breeding nursery rows, 9

Broadleaf signalgrass, 100, 105

broadleaf weeds, 97, 100

Broussard, Louis, 148

Burkholderia glumae, 140

Busch Agricultural Resources, 3

career days, 146, 149

Chandler, James M., ii, 24, 27, 99, 104, 105, 106, 108,

109

Cheniere, 3, 43, 44, 46, 49, 50, 51, 54, 55, 56, 58, 59, 60,

63, 64, 96, 121, 123, 124, 152, 153, 154, 157, 163,

164, 165, 170, 171, 176, 177, 183, 184, 237

CL121, 64, 152, 164, 165, 183, 184

CL161, 43, 44, 46, 49, 50, 51, 52, 54, 55, 56, 58, 59, 60,

63, 64, 96, 121, 123, 124, 152, 153, 154, 163, 164,

165, 170, 171, 176, 177, 183, 184, 219, 221, 237, 238

Clincher, 104, 204, 218, 222, 224, 232, 241

Clomazone, 108

CLXL8, 43, 44, 46, 49, 50, 51, 52, 54, 55, 56, 58, 59, 60,

63, 64, 96, 121, 123, 124, 153, 183, 185, 205, 219,

221, 228, 232, 237, 238

Cockrell, Jay, ii, 145

Cocodrie, 3, 5, 12, 18, 19, 20, 21, 23, 24, 25, 26, 35, 40,

42, 43, 44, 45, 46, 48, 49, 50, 51, 52, 53, 54, 55, 56,

58, 59, 60, 63, 64, 96, 101, 104, 113, 114, 118, 119,

121, 123, 124, 132, 135, 137, 138, 142, 144, 152, 153,

154, 157, 163, 164, 166, 170, 171, 176, 177, 183, 185,

237

Command, 104, 105, 106, 122, 204, 205, 206, 209, 216,

218, 220, 222, 224, 226, 228, 230, 232, 236, 238, 241

Communication, ii, 145, 146

Conservation tillage, 153

cutting height, 30, 31, 32, 45, 52, 100, 107

Cybonnet, 3, 12, 21, 43, 44, 46, 49-52, 54, 55,

58, 59, 60, 63, 64, 96

Cypress, 5, 17, 19, 20, 24, 25, 26, 48, 109, 121, 123,

124, 152, 153, 154, 157, 163, 170, 176, 178, 183, 185,

237

Delayed planting, 43, 46, 58, 59

Dishman, Bill, Sr., 148

Dixiebelle, 4, 152, 153, 154, 163, 176, 178, 183, 186

Dow AgroSciences, 100

drain timing, 100, 101, 102

dry period, 100, 102

Eagle Lake Field day, 147

Echinochloa crus-galli, 108

educational materials, 149

Facet, 105, 106, 122, 132, 138, 142, 204, 205, 218, 222,

224, 241

Federal Noxious Weed Act, 27, 28

Foliar Protectants, 142

Fungicide, 40, 50, 53, 97

glutamine synthetase, 24, 25, 26

Grandstand, 100, 105, 204

GRASP, 100

Herbicide resistant, 64

Herbicide Tolerance, ii, 24, 205

Historic Texas Rice Stocks, 152, 199

hybrid rice production, 148

hybrid rice research, 148

Icon, 104, 125-131, 133, 134, 142, 204, 235

Imazethapyr, 108, 109

Imidazolinone, 109

Irrigation Water Source, 152, 197

Jefferson, 3, 5, 20, 43, 46, 49, 50, 51, 54, 56, 58, 59, 60,

63, 64, 96, 100, 104, 107, 120, 121, 123, 124, 135,

142, 146, 152, 153, 154, 157, 163, 164, 165, 166, 168,

169, 176, 178, 183, 186, 205, 237

Jund, Mike, ii, 39, 47

Karate, 45, 53, 112, 114, 115, 116, 117, 121, 122, 123,

125, 126, 127, 128, 129, 130, 131, 133, 134, 135, 136,

204, 206, 209, 216, 218, 220, 222, 224, 226, 228, 230,

232, 235, 238, 241

Krausz, Joseph, ii, 43, 50, 140, 202, 205, 230

Lancaster, S.R., 108

leaf-clip method, 142

Liberty, 11, 12, 18-21, 25, 26, 120, 152, 153,

157, 164, 165, 168, 169, 204

Lifescapes, 146

List of Collaborators, 156, 188, 198

marker assisted breeding, 2

Massey, J. H., 108

MC Yields Comparison, 182

McCauley, Garry, ii, 99

Index

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244

McClung, Anna, ii, 1, 6, 8, 12, 13, 21

Messenger, 142, 143, 144

Mexican rice borer, 112, 118, 119, 120, 148

N application, 43, 45, 51, 52, 53, 56, 100, 102

Newpath, 109

Newsletter, 146

nitrogen rate, 51, 101

O. rufipogon, 27, 28

O. sativa, 28

O’Barr, J.H., 104, 105, 108

Outreach, ii, 145, 146

Panicle Blight, ii, 140, 141, 142, 143, 144

panicle blight forecast system, 141, 143, 144

panicle blight ratings, 142

Panicle Blight Screening of Seedlings, 141

Panicle Blight Suppression Test, 143

Park, W.D., ii, 24

Paspalum, 107

Percent Conservation Tillage, 197

Percent Precision Leveled, 197

postemergence herbicide, 100

Press, ii, 145, 146

Propanil, 104, 105, 204

Puerto Rico Nursery, 9

Quadris, 43, 45, 49, 50, 52, 53, 218, 222, 238, 241

Reagan, Gene, 148

red rice, 27, 28, 49, 64, 108, 109

Red Rice Ecotypes, 109

reduced tillage, 100, 107

Regiment, 100, 105, 106, 204, 205

Rice Cultivar Screening, 141

Rice Development Advisory, 41, 47, 48, 57

RiceFax, 147

RiceTec, 3, 6, 12, 21, 49, 52, 148, 153, 205, 227, 229

Root weight, 106

Saber, 19, 142, 157

salicylic acid, 142

science fairs, 146

Screening of Seedlings, 141

Senseman, S. A., 108, 109

Shoot length, 106

Snow, Alison, 27

Solo, 142

Spring nursery, 9

Stam, 105, 106, 122, 204

Stansel, Jim, ii, 34, 150, 151, 153, 163

Steele, G.L., 106

Strahan, Ron, 147

Suppression Test, 143

Symptoms of panicle blight, 141

Systemic Acquired Resistance, 142

Tabien, Rodante, ii, 1, 8

Taylor, Owen, 147

Texas Crop Rice Development Statistics, 152, 189

Texas Field Yields by Variety, 152, 160, 163

Texas Rice, 145, 146, 149

Texas Rice Acreage, 152, 156, 157, 162

Texas rice belt, 37, 141, 144, 163

Texas Rice Crop Statistics, 34, 153

Texas Rice Yield & Quality Summary, 164, 170, 176,

183

Tilt, 43, 45, 49, 50, 52, 53, 218, 222, 238, 241

Turner, Fred, ii, 39

TX9092, 3, 21, 43, 46, 49, 50, 51, 54, 55, 56, 58, 59, 60,

63, 64, 96, 207, 210, 212, 214, 219, 221

Uniform regional Rice Nursery, 3, 6, 12, 21, 141, 142,

144

Vawter, Jack, ii, 47, 201

visiting scientists, 146

Way, M.O., 111, 147, 148

Weed Control, 104

weed density, 100

weed management, 100, 104, 107

Weed pressures, 100

Wells, 3, 4, 48, 152, 157, 163, 164, 170, 172, 183, 186

XL8, 3, 12, 21, 118, 119, 152, 153, 154, 157, 158, 163,

164, 166, 170, 172, 176, 179, 183, 187, 217

XP723, 43, 44, 46, 49, 50, 51, 52, 54, 55, 58, 59, 60, 63,

64, 96, 121, 123, 124, 207, 211, 213, 215, 219, 221,

226, 237

Yang, Yubin, 47, 57

Yield Determinants, ii, 24