establishment of optimum nitrogen and potassium

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Protected Horticulture and Plant Factory , Vol. 26, No. 1:1-6, January (2017) pISSN 2288-0992 DOI https://doi.org/10.12791/KSBEC.2017.26.1.1 eISSN 2288-100X ์‹œ์„ค์›์˜ˆยท ์‹๋ฌผ๊ณต์žฅ, ์ œ26 ๊ถŒ ์ œ1 ํ˜ธ 2017 ๋…„ 1 ํŒŒํ”„๋ฆฌ์นด ๊ด€๋น„์žฌ๋ฐฐ๋ฅผ ์œ„ํ•œ ์งˆ์†Œ ๋ฐ ์นผ๋ฅจ์˜ ์‹œ๋น„๋Ÿ‰ ์„ค์ • ์ตœ๊ฒฝ์ด 1 *ยท ์ดํ•œ์ฒ  1 ยท ์—ฌ๊ฒฝํ™˜ 1 ยท ์ด์„ฑ์ฐฌ 1 ยท ๊ฐ•๋‚จ์ค€ 2 ยท ์ตœํšจ๊ธธ 3 1 ๊ตญ๋ฆฝ์›์˜ˆํŠน์ž‘๊ณผํ•™์› ์‹œ์„ค์›์˜ˆ์—ฐ๊ตฌ์†Œ, 2 ๊ฒฝ์ƒ๋Œ€ํ•™๊ต ๋†์—…์ƒ๋ช…๊ณผํ•™์›, 3 ๊ณต์ฃผ๋Œ€ ์›์˜ˆํ•™๊ณผ Establishment of Optimum Nitrogen and Potassium Application for Paprika Fertigation Gyeong Lee Choi1 1 *, Kyung Hwan Yeo 1 , Han Cheol Rhee 1 , Seong Chan Lee 1 , Nam Jun Kang 2 , and Hyo Gil Choi 3 1 Protected Horticulture Research Institute, NIHHS, RDA, Haman, 52054, Korea 2 Institute of Agric. & Life Sci., Gyeongsang National University, Jinju, 52828, Korea 3 Department of Horticulture, Kongju National University, GibgJu, 32588, Korea Abstract. The paprika has emerged as one of the highest-income crops by increase in dimestic and export demand in the greenhouse crops. Nevertheless, there is no standard for fertigation in soil, because general culture system is soilless culture. This study was conducted to establish the optimum nitrogen and potassium application level for paprika fertigation. Four different levels of nitrogen and potassium were applied, treatment levels were 0.5, 1.0, 1.5, 2.0 times of pimiento fertilization recommendations based on soil testing. Experiment to instigate the optimum amounts of nitrogen and potassium were carried out in 2012 and 2013, respectively13. Nitrogen application : stem diameter of 0.5 times was significantly lower than other treatments, but stem length was not affected by nitrogen fier- tigation levels. Number of fruit and yield of first fruiting group harvest were not significant difference. but those of the second fruiting group were decreased by increasing nitrogen level beyond 1.0 times treatment and were the low- est in 0.5 times treatment. Overall, the optimum level of nitrogen for fertigation was judged 1.0 times of pimiento fertilization recommendations based on soil testing. Potassium application : Growth was no signigicant trend except stem length. Number of locule, fresh thickness and sugar content were not significant difference. Number of fruit and yield were not significant difference at the first and second fruiting group harvest. But those were significant differ- ence at third fruiting group harvest, maximum yield was obtained by 1.5 times fertigation level. The optimum level of potassium for fertigation was judged 1.5 times of pimiento fertilization recommendations based on soil testing. Additional key words : fertiation equation by soil testing, standard amount of fertilizer, pimento ์„œ ๋ก  ํŒŒํ”„๋ฆฌ์นด๋Š” ์ตœ๊ณ  ์ˆ˜์ถœํšจ์ž ํ’ˆ๋ชฉ์œผ๋กœ ์ˆ˜์ถœ ๋ฟ ์•„๋‹ˆ๋ผ ๊ตญ๋‚ด ์ˆ˜์š”๋„ ๊พธ์ค€ํžˆ ์ฆ๊ฐ€ํ•˜์—ฌ ์‹œ์„ค์žฌ๋ฐฐ ์ตœ๊ณ  ์†Œ๋“์ž‘๋ฌผ ์ค‘ ํ•˜๋‚˜๋กœ ๋ถ€์ƒํ•˜์˜€๋‹ค. ๊ทธ๋Ÿฐ๋ฐ ํŒŒํ”„๋ฆฌ์นด๋Š” ์ฃผ๋กœ ์ˆ˜๊ฒฝ์žฌ ๋ฐฐ๋กœ ์ƒ์‚ฐ๋˜๊ณ  ์žˆ๊ณ , ์ž‘ํ˜•์€ ํ•œ์—ฌ๋ฆ„ ๋ถˆ๋Ÿ‰ํ™˜๊ฒฝ์„ ํ”ผํ•˜์—ฌ 8~9 ์›”์— ์ •์‹ํ•˜์—ฌ ์ต๋…„ 6~7 ์›”๊นŒ์ง€ ์žฌ๋ฐฐํ•˜๊ณ  ์žˆ์–ด 8~11 ์›” ์ƒ์‚ฐ์ด ๊ธ‰๊ฐํ•˜๋ฏ€๋กœ ์—ฐ์ค‘ ์•ˆ์ •์ƒ์‚ฐ๊ณผ ์ˆ˜์ถœ ๋ฌผ๋Ÿ‰ ํ™•๋ณด ๊ฐ€ ์–ด๋ ต๋‹ค. ๊ณ ๋žญ์ง€๋‚˜ ๊ฐ•์›๋„์—์„œ ์ผ๋ถ€๋Š” 4~5 ์›”์— ์ •์‹ํ•˜ ์—ฌ 11 ์›”๊นŒ์ง€ ์ˆ˜ํ™•ํ•˜๋Š”๋ฐ, ๋‹จ๊ฒฝ๊ธฐ ์ƒ์‚ฐ์ด ์ฃผ ๋ชฉ์ ์ด๊ณ  ์žฌ ๋ฐฐ๊ธฐ๊ฐ„์ด ์งง๊ธฐ ๋•Œ๋ฌธ์— ์ฃผ๋กœ ํ† ์–‘ ๊ด€๋น„์žฌ๋ฐฐ๋กœ ํŒŒํ”„๋ฆฌ์นด๋ฅผ ์ƒ์‚ฐํ•œ๋‹ค. ๊ด€๋น„์žฌ๋ฐฐ(Fertigation) ๋Š” ๊ด€์ˆ˜์™€ ์–‘๋ถ„์„ ํ•จ๊ป˜ ๊ณต๊ธ‰ํ•˜๋Š” ๋ฐฉ๋ฒ•์œผ๋กœ ์ˆ˜๋ถ„๊ณผ ์–‘๋ถ„์„ ์ ๊ธฐ์— ๊ณต๊ธ‰ํ•  ์ˆ˜ ์žˆ ๋Š” ํšจ๊ณผ์ ์ธ ๋ฐฉ๋ฒ•์œผ๋กœ(Bucks ๋“ฑ, 1981; Shalhevet ๋“ฑ, 1983) ๋งŽ์€ ์‹œ์„ค์žฌ๋ฐฐ๋†๊ฐ€์— ๋ณด๊ธ‰๋˜๊ณ  ์žˆ๋‹ค. ํŒŒํ”„๋ฆฌ์นด ๊ด€๋น„์žฌ๋ฐฐ๋ฅผ ์œ„ํ•˜์—ฌ ๊ฐ ๋‚˜๋ผ๋ณ„ ํ† ์–‘์กฐ๊ฑด์„ ๊ณ  ๋ คํ•˜์—ฌ ์‹œ๋น„๊ธฐ์ค€์„ ์„ค์ •ํ•œ ๋ฐ” ์žˆ๋Š”๋ฐ ๋ฏธ๊ตญ์˜ ๊ฒฝ์šฐ ํ”Œ๋กœ ๋ฆฌ๋‹ค ์ง€์—ญ์˜ ์ ์ •ํ•œ ์‹œ๋น„๋Ÿ‰์€ ์งˆ์†Œ 224kg/ha, ์ธ์‚ฐ๊ณผ ์นผ ๋ฅจ์€ 0~224kg/ha ์œผ๋กœ ์ œ์‹œํ•˜์˜€๊ณ (Olson ๋“ฑ, 2004) ์บ˜๋ฆฌ ํฌ๋‹ˆ์•„๋Š” 224kg/ha(Hartz ๋“ฑ, 1993), ์š”๋ฅด๋‹จ(Qawasmi ๋“ฑ, 1999) ๊ณผ ์ค‘๊ตญ(Kong ๋“ฑ, 2011) ์˜ ์ ์ •ํ•œ ์งˆ์†Œ ์‹œ๋น„๋Ÿ‰์€ 150kg/ha ์œผ๋กœ ์ œ์‹œํ•˜์˜€๋‹ค. ๋„ค๋œ๋ž€๋“œ๋Š” ํŒŒํ”„๋ฆฌ์นด ์ ์ • ์–‘ ๋ถ„์š”๊ตฌ๋Ÿ‰์„ NO 3 -N , 9~13mM, NH 4 -N, 0.3~0.5mM ๊ณผ K, 4.0~5.4mM ์ด๋ผ๊ณ  ์ œ์‹œํ•˜์˜€๋Š”๋ฐ, ์•Œ์Šค๋ฏธ์–ด์—์„œ๋Š” ํ†  ์–‘ ์œ ํšจ์ธ์‚ฐ์ด ๋งค์šฐ ๋†’๊ธฐ ๋•Œ๋ฌธ์— ๊ด€๋น„๋ฅผ ํ•˜์ง€ ์•Š์•„๋„ ํฐ ์˜ํ–ฅ์„ ๋ฐ›์ง€ ์•Š๋Š”๋‹ค๊ณ  ๋ณด๊ณ ํ•œ ๋ฐ” ์žˆ๋‹ค(Camacho, *Corresponding author: [email protected] Received September 29, 2016; Revised November 30, 2016; Accepted December 23, 2016

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Protected Horticulture and Plant Factory, Vol. 26, No. 1:1-6, January (2017) pISSN 2288-0992

DOI https://doi.org/10.12791/KSBEC.2017.26.1.1 eISSN 2288-100X

์‹œ์„ค์›์˜ˆยท์‹๋ฌผ๊ณต์žฅ, ์ œ26๊ถŒ ์ œ1ํ˜ธ 2017๋…„ 1

ํŒŒํ”„๋ฆฌ์นด ๊ด€๋น„์žฌ๋ฐฐ๋ฅผ ์œ„ํ•œ ์งˆ์†Œ ๋ฐ ์นผ๋ฅจ์˜ ์‹œ๋น„๋Ÿ‰ ์„ค์ •

์ตœ๊ฒฝ์ด1* ยท ์ดํ•œ์ฒ 1

ยท ์—ฌ๊ฒฝํ™˜1ยท ์ด์„ฑ์ฐฌ1

ยท ๊ฐ•๋‚จ์ค€2ยท ์ตœํšจ๊ธธ3

1๊ตญ๋ฆฝ์›์˜ˆํŠน์ž‘๊ณผํ•™์› ์‹œ์„ค์›์˜ˆ์—ฐ๊ตฌ์†Œ, 2๊ฒฝ์ƒ๋Œ€ํ•™๊ต ๋†์—…์ƒ๋ช…๊ณผํ•™์›, 3๊ณต์ฃผ๋Œ€ ์›์˜ˆํ•™๊ณผ

Establishment of Optimum Nitrogen and Potassium Application

for Paprika Fertigation

Gyeong Lee Choi11*, Kyung Hwan Yeo1, Han Cheol Rhee1, Seong Chan Lee1,

Nam Jun Kang2, and Hyo Gil Choi3

1Protected Horticulture Research Institute, NIHHS, RDA, Haman, 52054, Korea2Institute of Agric. & Life Sci., Gyeongsang National University, Jinju, 52828, Korea

3Department of Horticulture, Kongju National University, GibgJu, 32588, Korea

Abstract. The paprika has emerged as one of the highest-income crops by increase in dimestic and export demand

in the greenhouse crops. Nevertheless, there is no standard for fertigation in soil, because general culture system is

soilless culture. This study was conducted to establish the optimum nitrogen and potassium application level for

paprika fertigation. Four different levels of nitrogen and potassium were applied, treatment levels were 0.5, 1.0, 1.5,

2.0 times of pimiento fertilization recommendations based on soil testing. Experiment to instigate the optimum

amounts of nitrogen and potassium were carried out in 2012 and 2013, respectively13. Nitrogen application : stem

diameter of 0.5 times was significantly lower than other treatments, but stem length was not affected by nitrogen fier-

tigation levels. Number of fruit and yield of first fruiting group harvest were not significant difference. but those of

the second fruiting group were decreased by increasing nitrogen level beyond 1.0 times treatment and were the low-

est in 0.5 times treatment. Overall, the optimum level of nitrogen for fertigation was judged 1.0 times of pimiento

fertilization recommendations based on soil testing. Potassium application : Growth was no signigicant trend except

stem length. Number of locule, fresh thickness and sugar content were not significant difference. Number of fruit and

yield were not significant difference at the first and second fruiting group harvest. But those were significant differ-

ence at third fruiting group harvest, maximum yield was obtained by 1.5 times fertigation level. The optimum level

of potassium for fertigation was judged 1.5 times of pimiento fertilization recommendations based on soil testing.

Additional key words : fertiation equation by soil testing, standard amount of fertilizer, pimento

์„œ ๋ก 

ํŒŒํ”„๋ฆฌ์นด๋Š” ์ตœ๊ณ  ์ˆ˜์ถœํšจ์ž ํ’ˆ๋ชฉ์œผ๋กœ ์ˆ˜์ถœ ๋ฟ ์•„๋‹ˆ๋ผ

๊ตญ๋‚ด ์ˆ˜์š”๋„ ๊พธ์ค€ํžˆ ์ฆ๊ฐ€ํ•˜์—ฌ ์‹œ์„ค์žฌ๋ฐฐ ์ตœ๊ณ  ์†Œ๋“์ž‘๋ฌผ

์ค‘ ํ•˜๋‚˜๋กœ ๋ถ€์ƒํ•˜์˜€๋‹ค. ๊ทธ๋Ÿฐ๋ฐ ํŒŒํ”„๋ฆฌ์นด๋Š” ์ฃผ๋กœ ์ˆ˜๊ฒฝ์žฌ

๋ฐฐ๋กœ ์ƒ์‚ฐ๋˜๊ณ  ์žˆ๊ณ , ์ž‘ํ˜•์€ ํ•œ์—ฌ๋ฆ„ ๋ถˆ๋Ÿ‰ํ™˜๊ฒฝ์„ ํ”ผํ•˜์—ฌ

8~9์›”์— ์ •์‹ํ•˜์—ฌ ์ต๋…„ 6~7์›”๊นŒ์ง€ ์žฌ๋ฐฐํ•˜๊ณ  ์žˆ์–ด 8~11

์›” ์ƒ์‚ฐ์ด ๊ธ‰๊ฐํ•˜๋ฏ€๋กœ ์—ฐ์ค‘ ์•ˆ์ •์ƒ์‚ฐ๊ณผ ์ˆ˜์ถœ ๋ฌผ๋Ÿ‰ ํ™•๋ณด

๊ฐ€ ์–ด๋ ต๋‹ค. ๊ณ ๋žญ์ง€๋‚˜ ๊ฐ•์›๋„์—์„œ ์ผ๋ถ€๋Š” 4~5์›”์— ์ •์‹ํ•˜

์—ฌ 11์›”๊นŒ์ง€ ์ˆ˜ํ™•ํ•˜๋Š”๋ฐ, ๋‹จ๊ฒฝ๊ธฐ ์ƒ์‚ฐ์ด ์ฃผ ๋ชฉ์ ์ด๊ณ  ์žฌ

๋ฐฐ๊ธฐ๊ฐ„์ด ์งง๊ธฐ ๋•Œ๋ฌธ์— ์ฃผ๋กœ ํ† ์–‘ ๊ด€๋น„์žฌ๋ฐฐ๋กœ ํŒŒํ”„๋ฆฌ์นด๋ฅผ

์ƒ์‚ฐํ•œ๋‹ค. ๊ด€๋น„์žฌ๋ฐฐ(Fertigation)๋Š” ๊ด€์ˆ˜์™€ ์–‘๋ถ„์„ ํ•จ๊ป˜

๊ณต๊ธ‰ํ•˜๋Š” ๋ฐฉ๋ฒ•์œผ๋กœ ์ˆ˜๋ถ„๊ณผ ์–‘๋ถ„์„ ์ ๊ธฐ์— ๊ณต๊ธ‰ํ•  ์ˆ˜ ์žˆ

๋Š” ํšจ๊ณผ์ ์ธ ๋ฐฉ๋ฒ•์œผ๋กœ(Bucks ๋“ฑ, 1981; Shalhevet ๋“ฑ,

1983) ๋งŽ์€ ์‹œ์„ค์žฌ๋ฐฐ๋†๊ฐ€์— ๋ณด๊ธ‰๋˜๊ณ  ์žˆ๋‹ค.

ํŒŒํ”„๋ฆฌ์นด ๊ด€๋น„์žฌ๋ฐฐ๋ฅผ ์œ„ํ•˜์—ฌ ๊ฐ ๋‚˜๋ผ๋ณ„ ํ† ์–‘์กฐ๊ฑด์„ ๊ณ 

๋ คํ•˜์—ฌ ์‹œ๋น„๊ธฐ์ค€์„ ์„ค์ •ํ•œ ๋ฐ” ์žˆ๋Š”๋ฐ ๋ฏธ๊ตญ์˜ ๊ฒฝ์šฐ ํ”Œ๋กœ

๋ฆฌ๋‹ค ์ง€์—ญ์˜ ์ ์ •ํ•œ ์‹œ๋น„๋Ÿ‰์€ ์งˆ์†Œ 224kg/ha, ์ธ์‚ฐ๊ณผ ์นผ

๋ฅจ์€ 0~224kg/ha์œผ๋กœ ์ œ์‹œํ•˜์˜€๊ณ (Olson ๋“ฑ, 2004) ์บ˜๋ฆฌ

ํฌ๋‹ˆ์•„๋Š” 224kg/ha(Hartz ๋“ฑ, 1993), ์š”๋ฅด๋‹จ(Qawasmi ๋“ฑ,

1999)๊ณผ ์ค‘๊ตญ(Kong ๋“ฑ, 2011)์˜ ์ ์ •ํ•œ ์งˆ์†Œ ์‹œ๋น„๋Ÿ‰์€

150kg/ha์œผ๋กœ ์ œ์‹œํ•˜์˜€๋‹ค. ๋„ค๋œ๋ž€๋“œ๋Š” ํŒŒํ”„๋ฆฌ์นด ์ ์ • ์–‘

๋ถ„์š”๊ตฌ๋Ÿ‰์„ NO3-N , 9~13mM, NH4-N, 0.3~0.5mM๊ณผ

K, 4.0~5.4mM ์ด๋ผ๊ณ  ์ œ์‹œํ•˜์˜€๋Š”๋ฐ, ์•Œ์Šค๋ฏธ์–ด์—์„œ๋Š” ํ† 

์–‘ ์œ ํšจ์ธ์‚ฐ์ด ๋งค์šฐ ๋†’๊ธฐ ๋•Œ๋ฌธ์— ๊ด€๋น„๋ฅผ ํ•˜์ง€ ์•Š์•„๋„

ํฐ ์˜ํ–ฅ์„ ๋ฐ›์ง€ ์•Š๋Š”๋‹ค๊ณ  ๋ณด๊ณ ํ•œ ๋ฐ” ์žˆ๋‹ค(Camacho,

*Corresponding author: [email protected]

Received September 29, 2016; Revised November 30, 2016;

Accepted December 23, 2016

์ตœ๊ฒฝ์ด ยท ์ดํ•œ์ฒ  ยท ์—ฌ๊ฒฝํ™˜ ยท ์ด์„ฑ์ฐฌ ยท ๊ฐ•๋‚จ์ค€ ยท ์ตœํšจ๊ธธ

2 Protected Horticulture and Plant Factory, Vol. 26, No. 1, 2017

2003). ์šฐ๋ฆฌ๋‚˜๋ผ ํŒŒํ”„๋ฆฌ์นด ๊ด€๋น„์žฌ๋ฐฐ ์—ฐ๊ตฌ๋Š” ๊ด€์ˆ˜๊ฐœ์‹œ์ 

(Yu์™€ Bae, 2004), ์–‘์•ก๊ณต๊ธ‰ ๋†๋„(Bae์™€ Kim, 2004;

Zhang ๋“ฑ, 2010) ๋“ฑ ์ฃผ๋กœ ์ˆ˜๊ฒฝ์žฌ๋ฐฐ ๊ธฐ์ˆ ์„ ๊ธฐ๋ฐ˜์œผ๋กœ ํ•œ

๋ฐฉ๋ฒ•์œผ๋กœ ์ˆ˜ํ–‰๋˜์—ˆ๊ธฐ ๋•Œ๋ฌธ์— ํ† ๊ฒฝ์žฌ๋ฐฐ์— ๊ด€ํ•œ ๋šœ๋ ทํ•œ ์‹œ

๋น„๊ธฐ์ค€์ด ๋งˆ๋ จ๋˜์–ด ์žˆ์ง€ ์•Š๋‹ค. ๋˜ ๋†์ดŒ์ง„ํฅ์ฒญ์—์„œ ๋ฐœ๊ฐ„

๋˜๋Š” โ€˜์ž‘๋ฌผ๋ณ„ ์‹œ๋น„์ฒ˜๋ฐฉ ๊ธฐ์ค€โ€™(RDA, 2010)์— ํ‘œ์ค€์‹œ๋น„๋Ÿ‰

87์ž‘๋ฌผ, ํ† ์–‘๊ฒ€์ •์— ์˜ํ•œ ์‹œ๋น„๊ธฐ์ค€ ์„ค์ • 77์ž‘๋ฌผ์—๋„ ํŒŒ

ํ”„๋ฆฌ์นด๋Š” ์†ํ•ด์žˆ์ง€ ์•Š์•„์„œ ๊ณ ์ถ”๋‚˜ ํ”ผ๋ง์˜ ์‹œ๋น„๊ธฐ์ค€์„ ์ฐธ

๊ณ ํ•˜๋Š” ๊ฒฝ์šฐ๊ฐ€ ๋งŽ๋‹ค.

ํŒŒํ”„๋ฆฌ์นด๋Š” ์–‘๋ถ„์š”๊ตฌ๋„๊ฐ€ ๋งค์šฐ ๋†’์€ ์ž‘๋ฌผ๋กœ ์•Œ๋ ค์ ธ ์žˆ

์–ด ํŒŒํ”„๋ฆฌ์นด์— ๋งž๋Š” ๊ธฐ์ค€ ์„ค์ •์ด ํ•„์š”ํ•˜๋ฉฐ ์ผ๋ฐ˜์ ์œผ๋กœ

๊ด€๋น„์žฌ๋ฐฐ์˜ ๊ฒฝ์šฐ ์‹œ๋น„ํšจ์œจ์ด ๋†’๊ธฐ ๋•Œ๋ฌธ์—(Lee ๋“ฑ, 2001;

Rhee ๋“ฑ, 2009) ์ผ๋ฐ˜์ ์ธ ํ† ๊ฒฝ์žฌ๋ฐฐ์™€๋Š” ๋‹ค๋ฅธ ์‹œ๋น„๊ธฐ์ค€์ด

ํ•„์š”ํ•˜๋‹ค. ๋”ฐ๋ผ์„œ ๋ณธ ์‹œํ—˜์€ ํŒŒํ”„๋ฆฌ์นด ํ† ๊ฒฝ์žฌ๋ฐฐ ์‹œ๋น„๊ธฐ์ค€

์„ ๋งˆ๋ จํ•˜์—ฌ ์ƒ์‚ฐ์„ฑ ํ–ฅ์ƒ์„ ๊ธฐํ•˜๊ธฐ ์œ„ํ•˜์—ฌ ์ˆ˜ํ–‰๋˜์—ˆ๋‹ค.

์žฌ๋ฃŒ ๋ฐ ๋ฐฉ๋ฒ•

1. ํ’ˆ์ข… ๋ฐ ์žฌ๋ฐฐ๊ฐœ์š”

ํŒŒํ”„๋ฆฌ์นด โ€˜Cupraโ€™ ํ’ˆ์ข…์„ ์ด์šฉํ•˜์˜€์œผ๋ฉฐ 50๊ณต ์„ฑํ˜•ํŠธ๋ ˆ

์ด์— ํŒŒ์ข…ํ•˜์—ฌ ์œก๋ฌ˜ํ•˜์˜€๋‹ค. ์งˆ์†Œ์‹œ๋น„๋Ÿ‰ ์„ค์ •์‹œํ—˜์€ 2012

๋…„ 1์›” 30์ผ์— ํŒŒ์ข…, 4์›” 12์ผ์— ์ •์‹ํ•˜์—ฌ 10์›” 19์ผ๊นŒ

์ง€ ์ˆ˜ํ–‰ํ•˜์˜€๋‹ค. ์นผ๋ฅจ์‹œ๋น„๋Ÿ‰ ์„ค์ •์‹œํ—˜์€ 2013๋…„ 2์›” 1์ผ

์— ํŒŒ์ข…, 4์›” 1์ผ์— ์ •์‹ํ•˜์—ฌ 12์›” 6์ผ๊นŒ์ง€ ์ˆ˜ํ–‰ํ•˜์˜€๋‹ค.

์งˆ์†Œ๋น„๋ฃŒ๋Š” ์š”์†Œ, ์นผ๋ฅจ๋น„๋ฃŒ๋Š” ์—ผํ™”์นผ๋ฅจ์„ ์ด์šฉํ•˜์˜€๊ณ  ์งˆ

์†Œ์™€ ์นผ๋ฅจ์€ ๊ด€๋น„ํ•˜๊ณ  ์ธ์‚ฐ๊ณผ ์œ ๊ธฐ๋ฌผ(2500kg/10a)์€ ๊ด€

ํ–‰๋Ÿ‰์„ ๊ธฐ๋น„๋กœ ํˆฌ์ž…ํ•˜์˜€๋‹ค.

2. ์‹œ๋น„๋Ÿ‰ ๊ฒฐ์ • ๋ฐ ์ฒ˜๋ฆฌ๋‚ด์šฉ

ํŒŒํ”„๋ฆฌ์นด๋Š” ํ† ์–‘์žฌ๋ฐฐ ์‹œ๋น„๊ธฐ์ค€์ด ์—†์–ด์„œ ํ”ผ๋ง์˜ ํ† ์–‘

๊ฒ€์ •์— ์˜ํ•œ ์‹œ๋น„ ์ถ”์ฒœ์‹์„ ์ด์šฉํ•˜์—ฌ ์งˆ์†Œ์˜ ์—ฐ๊ฐ„์‹œ๋Ÿ‰์€

y = 39.011-0.129x(x : NO3-N)๊ณผ ์นผ๋ฅจ์˜ ์—ฐ๊ฐ„์‹œ๋น„๋Ÿ‰์€

y = 35.025-61.996x(x : ์น˜ํ™˜์„ฑ )์„ ์ด์šฉํ•˜

์—ฌ ๊ณ„์‚ฐํ•˜์˜€๋‹ค. ์‹œํ—˜์ „ ํ† ์–‘์˜ NO3-N, Kํ•จ๋Ÿ‰ ๊ฐ๊ฐ

54.8mg/kg, 0.08cmol/kg์œผ๋กœ 10a๋‹น ๊ณ„์‚ฐ๋œ ์—ฐ๊ฐ„ ์‹œ๋น„๋Ÿ‰

์€ ์งˆ์†Œ 31.9kg, ์นผ๋ฅจ 33.6kg์—ˆ์œผ๋ฉฐ, ๊ด€๋น„๋Š” 10์ผ ๊ฐ„๊ฒฉ

์œผ๋กœ ์ˆ˜ํ–‰ํ•˜์˜€๋‹ค. ์งˆ์†Œ์™€ ์นผ๋ฆฌ์˜ ์ฒ˜๋ฆฌ๋Š” ๊ณ„์‚ฐ๋œ ๊ฒ€์ •์‹œ

๋น„๋Ÿ‰์˜ 0.5, 1.0, 1.5, 2.0๋ฐฐ ์ฒ˜๋ฆฌ๊ตฌ๋ฅผ ๋‘์—ˆ๋‹ค.

3. ์กฐ์‚ฌ ๋ฐ ํ†ต๊ณ„ ๋ถ„์„

ํŒŒํ”„๋ฆฌ์นด๋Š” 1์ฃผ๋‹น 2๊ฐ€์ง€๋ฅผ ์œ ์ธํ•˜์—ฌ ์ƒ์œก์€ ๋ฐ˜๋ณต๋‹น

15์ฃผ๋ฅผ ์กฐ์‚ฌํ•˜์˜€๊ณ , ๊ณผ์‹ค ํ’ˆ์งˆ์€ ๊ทธ๋ฃน๋ณ„๋กœ 2๋ฒˆ์งธ ์ฐฉ๊ณผ

๊ณผ์‹ค(๋ฐ˜๋ณต๋‹น 30๊ณผ)๋ฅผ ์กฐ์‚ฌํ•˜์˜€๋‹ค. ํ‰๊ท  ๊ณผ์ค‘, ์ฃผ๋‹น ๊ณผ์ค‘

๋ฐ ์ˆ˜๋Ÿ‰์€ ์ด ์ˆ˜ํ™•๊ธฐ๊ฐ„์— ์ˆ˜ํ™•๋œ ๊ณผ์‹ค๋กœ ์‚ฐ์ •ํ•˜์˜€๋‹ค.

์งˆ์†Œ์‹œ๋น„๋Ÿ‰ ์‹œํ—˜์˜ ๊ฒฝ์šฐ ์žฌ๋ฐฐ์ „, ์ •์‹ํ›„ 3๊ฐœ์›”, ์‹œํ—˜์ข…

๋ฃŒ ์งํ›„์— ์ฑ„์ทจํ•˜์—ฌ ํ† ์–‘๋‚ด ์งˆ์†Œ์˜ ๋ณ€ํ™”๋ฅผ ๋ถ„์„ํ•˜์˜€์œผ๋ฉฐ,

์นผ๋ฅจ ์‹œ๋น„๋Ÿ‰ ์‹œํ—˜์—์„œ๋Š” ์ •์‹์‹œ๋ถ€ํ„ฐ ๋งค์›” 5์ผ ํ† ์–‘๊ณผ

์‹๋ฌผ์ฒด๋ฅผ ์ฑ„์ทจํ•˜์—ฌ ์นผ๋ฅจ์˜ ํ•จ๋Ÿ‰์„ ๋ถ„์„ํ•˜์˜€๋‹ค. ์‹๋ฌผ์ฒด๋Š”

์ƒ์žฅ์ ์œผ๋กœ๋ถ€ํ„ฐ 5๋ฒˆ์งธ ์™„์ „ํžˆ ์ „๊ฐœ๋œ ์žŽ์„ ์ฑ„์ทจํ•˜์—ฌ

80oC ๊ฑด์กฐ๊ธฐ์—์„œ 48์‹œ๊ฐ„ ๊ฑด์กฐํ•˜์—ฌ ๋ถ„์„ํ•˜์˜€๋‹ค. ํ† ์–‘๊ณผ

์‹๋ฌผ์ฒด ๋ถ„์„์€ ๋†์ดŒ์ง„ํฅ์ฒญ์˜ ๋ถ„์„๋ฒ•์— ์ค€ํ•˜์˜€๋‹ค(RDA,

2000). ํ† ์–‘๋‚ด ์งˆ์†Œ๋Š” ์‹œ๋ฃŒ 10g์— 10% KCl 25mL์šฉ์•ก

์„ ํ˜ผํ•ฉํ•˜์—ฌ ์ถ”์ถœ์—ฌ๊ณผ ํ›„ Automatic wet chemistry

analyzer(SAN++, SKALAR Analytical B.V, ๋„ค๋œ๋ž€๋“œ)๋กœ

๋ถ„์„ํ•˜์˜€๋‹ค. ์‹๋ฌผ์ฒด ์‹œ๋ฃŒ๋Š” 0.5g์„ ํ‰๋Ÿ‰ํ•˜์—ฌ H2SO4-

HClO4 ์šฉ์•ก์œผ๋กœ ์Šต์‹ ๋ถ„ํ•ดํ•˜์—ฌICP(ICAP7400, Thermo

Scientific, ๋ฏธ๊ตญ)๋ฅผ ์ด์šฉํ•˜์—ฌ ์นผ๋ฅจ ํ•จ๋Ÿ‰์„ ๋ถ„์„ํ•˜์˜€๋‹ค.

์‹œํ—˜์€ ๋‚œ๊ดด๋ฒ•์œผ๋กœ 3๋ฐ˜๋ณต์œผ๋กœ ์ˆ˜ํ–‰ํ•˜์˜€์œผ๋ฉฐ ํ†ต๊ณ„๋ถ„์„

์€ SAS ํ”„๋กœ๊ทธ๋žจ(SAS 9.2, SAS Institute Inc., USA)์„

์ด์šฉํ•˜์˜€๋‹ค.

๊ฒฐ๊ณผ ๋ฐ ๊ณ ์ฐฐ

1. ํŒŒํ”„๋ฆฌ์นด ๊ด€๋น„์žฌ๋ฐฐ๋ฅผ ์œ„ํ•œ ์งˆ์†Œ ์‹œ๋น„๋Ÿ‰ ๊ฒฐ์ •

์ƒ์œก ์ดˆ๊ธฐ์˜ ํŒŒํ”„๋ฆฌ์นด ์ฃผ์ง€์™€ ์ธก์ง€์˜ ๊ธธ์ด ๋ฐ ๋‘๊ป˜๋Š”

์ฒ˜๋ฆฌ ๊ฐ„ ์œ ์˜ํ•œ ์ฐจ์ด๋ฅผ ๋‚˜ํƒ€๋‚ด์ง€ ์•Š์•˜๋‹ค. ํ›„๊ธฐ ์ƒ์œก์—์„œ

๋„ 0.5๋ฐฐ ๊ด€๋น„๊ตฌ๊ฐ€ ์ฃผ์ง€์™€ ์ธก์ง€์˜ ๋‘๊ป˜๊ฐ€ ์–‡์€ ๊ฒƒ์„ ์ œ

์™ธํ•˜๊ณ ๋Š” ํฐ ์ฐจ์ด๊ฐ€ ์—†์—ˆ๋‹ค(Table 1).

ํŒŒํ”„๋ฆฌ์นด 1๊ทธ๋ฃน ์ˆ˜ํ™•์‹œ ๊ณผ๊ฒฝ, ๊ณผ๊ณ ๋Š” ์ฒ˜๋ฆฌ๊ฐ„ ์ฐจ์ด๊ฐ€

์—†์—ˆ์œผ๋‚˜ ๊ณผํ”ผ๋‘๊ป˜๊ฐ€ 0.5๋ฐฐ ๊ด€๋น„๊ตฌ๊ฐ€ ๋‹ค๋ฅธ ์ฒ˜๋ฆฌ๊ตฌ์— ๋น„

K Ca Mg+โ„

Table 1. Length and diameter of main stem and lateral shoot of paprika as affected by nitrogen fertigation levels.

Nlevelz

June 26. October 17.

Main stem Lateral shoot Main stem Lateral shoot

Length(cm)

Diameter(mm)

Length(cm)

Diameter(mm)

Length(cm)

Diameter(mm)

Length(cm)

Diameter(mm)

0.51.01.52.0

24.1 ay

24.5 a25.4 a24.5 a

11.1 a11.9 a12.1 a11.9 a

50.5 a56.1 a57.8 a55.3 a

7.4 a8.4 a8.3 a8.2 a

24.4 a25.1 a26.0 a24.9 a

15.5 b16.7 a16.5 a16.3 a

179.5 a198.1 a194.0 a183.2 a

11.2 b11.9 a11.7 a

11.5 ab

zNitrogen level was 0.5, 1.0, 1.5, and 2.0 times of pimiento fertilization recommendations based on soil testing(1.0 times = 31.9kg/10a/year).yMeans separation within columns by Duncanโ€™s multiple rage test at 5% level.

ํŒŒํ”„๋ฆฌ์นด ๊ด€๋น„์žฌ๋ฐฐ๋ฅผ ์œ„ํ•œ ์งˆ์†Œ ๋ฐ ์นผ๋ฅจ์˜ ์‹œ๋น„๋Ÿ‰ ์„ค์ •

์‹œ์„ค์›์˜ˆยท์‹๋ฌผ๊ณต์žฅ, ์ œ26๊ถŒ ์ œ1ํ˜ธ 2017๋…„ 3

ํ•˜์—ฌ ์–‡์•˜๊ณ  ๊ณผ์ค‘๋„ ์ ์—ˆ๋‹ค. ์งˆ์†Œ์˜ ๊ด€๋น„๋Ÿ‰์ด ๋งŽ์„์ˆ˜๋ก

์‹ฌ์‹ค์ˆ˜๊ฐ€ ๊ฐ์†Œํ•˜๋Š” ๊ฒฝํ–ฅ์„ ๋‚˜ํƒ€๋‚ด์—ˆ๊ณ  ๋‹น๋„๋Š” ํฐ ์ฐจ์ด๋ฅผ

๋‚˜ํƒ€๋‚ด์ง€ ์•Š์•˜๋‹ค. Kim ๋“ฑ(2012)์€ ์ฟ ํ”„๋ผ ํ’ˆ์ข…์˜ ํ‰๊ท 

๊ณผ์ค‘์ด 173g ์ด๋ผ ํ•˜์˜€๋Š”๋ฐ 2๊ทธ๋ฃน ๊ณผ์‹ค์˜ ๊ฒฝ์šฐ ๊ณผ์‹ค์˜

ํฌ๊ธฐ๊ฐ€ ๋งค์šฐ ์ž‘์•„์กŒ๋‹ค. ์ด๊ฒƒ์€ ๊ณ ์˜จ๊ธฐ ์ฐฉ๊ณผ๊ฐ€ ๋ถˆ๋Ÿ‰ํ•œ ๊ฒฝ

ํ–ฅ์„ ๋‚˜ํƒ€๋‚ธ๋‹ค๊ณ  ๋ณด๊ณ ๋˜๊ณ  ์žˆ๊ธฐ ๋•Œ๋ฌธ์—(Won ๋“ฑ, 2009)

๋ณธ ์‹œํ—˜์—์„œ๋Š” ์ฐฉ๊ณผ์กฐ์ ˆ์„ ํ•˜์ง€ ์•Š์•„ ๊ณผ๋‹คํ•˜๊ฒŒ ์ฐฉ๊ณผ๋˜์—ˆ

๊ณ , ๊ณ ์˜จ์— ์˜ํ•œ ๊ณผ์‹ค์˜ ๋น„๋Œ€ ๋ถˆ๋Ÿ‰(Won ๋“ฑ, 2009)์ด ๋ณต

ํ•ฉ์ ์œผ๋กœ ์ž‘์šฉํ•œ ๊ฒƒ์œผ๋กœ ํŒ๋‹จ๋œ๋‹ค. ๊ณผ์ค‘์€ 1.5๋ฐฐ ๊ด€๋น„๊ตฌ

์—์„œ ๊ฐ€์žฅ ๋ฌด๊ฒ๊ณ  1.0๋ฐฐ, 2.0๋ฐฐ, 0.5๋ฐฐ ์ˆœ์œผ๋กœ ๋‚˜ํƒ€๋‚ฌ๋Š”

๋ฐ 1.0๋ฐฐ๋ณด๋‹ค 1.5๋ฐฐ ๊ด€๋น„๊ตฌ์—์„œ ๋” ๋ฌด๊ฑฐ์šด ๊ฒƒ์€ ์ฐฉ๊ณผ์ˆ˜

์™€ ๊ด€๋ จ์ด ์žˆ๋Š” ๊ฒƒ์œผ๋กœ ํŒ๋‹จ๋œ๋‹ค. ๋‹น๋„๋Š” 1๊ทธ๋ฃน์—์„œ๋Š”

์ฒ˜๋ฆฌ๊ฐ„ ์ฐจ์ด๊ฐ€ ์—†์—ˆ์œผ๋‚˜ 2๊ทธ๋ฃน์—์„œ๋Š” 2.0๋ฐฐ ๊ด€๋น„๊ตฌ์—์„œ

๋‚ฎ์•„ ์งˆ์†Œ ๊ณผ์ž‰ ๊ณต๊ธ‰์— ์˜ํ•œ ์ผ๋ฐ˜์ ์ธ ๋‹น๋„์ €ํ•˜(Rhee

๋“ฑ, 2009)๋ฅผ ํ™•์ธํ•  ์ˆ˜ ์žˆ์—ˆ๋‹ค(Table 2).

1๊ทธ๋ฃน ์ฃผ๋‹น ์ฐฉ๊ณผ์ˆ˜๋Š” 6.5~6.9๊ณผ๋กœ ์ฒ˜๋ฆฌ๊ฐ„ ์ฐจ์ด๊ฐ€ ์—†์—ˆ

์œผ๋‚˜ 2๊ทธ๋ฃน์—์„œ๋Š” 10.5~12.8๊ณผ๋กœ ์ฐฉ๊ณผ์ˆ˜๊ฐ€ 1๊ทธ๋ฃน์— ๋น„ํ•˜

์—ฌ ์ฐฉ๊ณผ๋Ÿ‰์ด ๋งŽ์•„ ๊ณ ์˜จ๊ธฐ ์ฐฉ๊ณผ๋ถˆ๋Ÿ‰(Won ๋“ฑ, 2009) ํ˜„์ƒ

์€ ๋‚˜ํƒ€๋‚˜์ง€ ์•Š์•˜๋‹ค. 2๊ทธ๋ฃน์˜ ์ฐฉ๊ณผ์ˆ˜๋Š” 0.5๋ฐฐ ๊ด€๋น„ ์ฒ˜๋ฆฌ

๊ตฌ๊ฐ€ ๋‹ค๋ฅธ ์ฒ˜๋ฆฌ๊ตฌ์— ๋น„ํ•˜์—ฌ ์ฐฉ๊ณผ์ˆ˜๊ฐ€ ์ ์—ˆ๊ณ , 1.0๋ฐฐ ์ด

์ƒ ์ฒ˜๋ฆฌ๊ตฌ์—์„œ๋Š” ์‹œ๋น„๋Ÿ‰์ด ๋งŽ์•„์งˆ์ˆ˜๋ก ์ฐฉ๊ณผ์ˆ˜๊ฐ€ ๊ฐ์†Œํ•˜

๋Š” ๊ฒฝํ–ฅ์ด์—ˆ๋‹ค(Fig. 1).

์ˆ˜๋Ÿ‰์€ 1๊ทธ๋ฃน ์ˆ˜ํ™•์‹œ ์ฒ˜๋ฆฌ๊ฐ„ ํ†ต๊ณ„์ ์ธ ์ฐจ์ด๋Š” ์—†์—ˆ์œผ

๋‚˜ 0.5๋ฐฐ ์ฒ˜๋ฆฌ๊ตฌ์—์„œ ํ‰๊ท ๊ณผ์ค‘์ด ์ ์—ˆ๊ธฐ ๋•Œ๋ฌธ์— ์ˆ˜๋Ÿ‰์ด

์ ์€ ๊ฒฝํ–ฅ์„ ๋‚˜ํƒ€๋‚ด์—ˆ๋‹ค. 2๊ทธ๋ฃน์—์„œ๋Š” 0.5๋ฐฐ ๊ด€๋น„ ์ฒ˜๋ฆฌ

๊ตฌ์—์„œ ์ˆ˜๋Ÿ‰์ด ํ™•์—ฐํžˆ ๊ฐ์†Œํ•˜์˜€๊ณ  1.0๋ฐฐ ์ด์ƒ ์ฒ˜๋ฆฌ๊ตฌ์—์„œ

๋Š” ์‹œ๋น„๋Ÿ‰์ด ๋งŽ์•„์งˆ์ˆ˜๋ก ์ฐฉ๊ณผ์ˆ˜๊ฐ€ ๊ฐ์†Œํ•˜๋Š” ๊ฒฝํ–ฅ์ด์—ˆ๋‹ค.

์ด๊ฒƒ์€ ๊ด€๋น„์žฌ๋ฐฐ์˜ ๊ฒฝ์šฐ ์‹œ๋น„ํšจ์œจ์ด ๋†’์•„ ์‹œ๋น„๋Ÿ‰์„ ์ ˆ๊ฐ

ํ•  ์ˆ˜ ์žˆ๋‹ค๋Š” ๊ฒฐ๊ณผ(Lee ๋“ฑ, 2001)์™€๋Š” ๋”ธ๊ธฐ(Rhee ๋“ฑ,

2009)์™€ ์ฐธ์™ธ(Jung ๋“ฑ, 2010)์—์„œ ๊ฒ€์ •์‹œ๋น„๋ฅผ ๊ธฐ์ค€์œผ๋กœ

0.5๋ฐฐ ๋†๋„๋กœ ๊ด€๋น„์žฌ๋ฐฐ ํ–ˆ์„ ๋•Œ ์ƒ์‚ฐ์„ฑ์ด ๊ฐ€์žฅ ์šฐ์ˆ˜ํ•˜์˜€

๋‹ค๋Š” ๊ฒฐ๊ณผ์™€๋Š” ์ƒ๋ฐ˜๋˜๋Š” ๊ฒƒ์ด์ง€๋งŒ ์ˆ˜๊ฒฝ์žฌ๋ฐฐ์—์„œ ํ”ผ๋ง์—

๋น„ํ•˜์—ฌ ํŒŒํ”„๋ฆฌ์นด๋Š” ๊ธ‰์•ก๊ธฐ์ค€๋†๋„๊ฐ€ ํ›จ์”ฌ ๋†’์€ ๊ฒƒ์„ ๋ณธ๋‹ค

๋ฉด ์–‘๋ถ„์˜ ์š”๊ตฌ๋„๊ฐ€ ๋†’์€ ํŒŒํ”„๋ฆฌ์นด๋ฅผ ํ”ผ๋ง์„ ๊ธฐ์ค€์œผ๋กœ

์‹œ๋น„๊ธฐ์ค€์„ ํ–ˆ๊ธฐ ๋•Œ๋ฌธ์ด๋ผ๊ณ  ํŒ๋‹จ๋œ๋‹ค.

ํ† ์–‘๋‚ด ์งˆ์†Œ๋Š” ์žฌ๋ฐฐ ์•ฝ 3๊ฐœ์›” ํ›„(7์›” 16์ผ) ์งˆ์†Œ 2๋ฐฐ

์ฒ˜๋ฆฌ๊ตฌ๋Š” ์ดˆ๊ธฐ๋†๋„์— ๋น„ํ•˜์—ฌ ๋†’์•˜์ง€๋งŒ ๋‹ค๋ฅธ ์ฒ˜๋ฆฌ๋Š” ์ดˆ๊ธฐ

๋†๋„ ๋ณด๋‹ค ๋‚ฎ์•„์กŒ์œผ๋ฉฐ, ์‹œํ—˜ ์ข…๋ฃŒ์‹œ์—๋Š” ๋ชจ๋“  ์ฒ˜๋ฆฌ์—์„œ

Table 2. Fruit characteristic of paprika as affected by nitrogen fertigation levels.

Nz

levelHarvestgroup

Weight(g)

Diameter(mm)

Height(mm)

No. of locule Fresh thickness(mm) Sugar content(oBx)

0.51.01.52.0

1st

165.6 by

181.0 a 173.5 ab 177.4 ab

75.7 a77.4 a76.5 a76.9 a

87.3 a89.2 a87.9 a87.9 a

3.40 a 3.23 ab 3.23 ab3.17 b

6.6 b6.9 a6.9 a7.0 a

5.8 a5.8 a6.0 a6.0 a

0.51.01.52.0

2nd

77.9 c83.6 b90.5 a84.3 b

60.4 a62.0 a59.8 a60.6 a

62.2 a65.6 a62.6 a62.6 a

3.27 ab3.30 a3.27 a3.13 b

4.7 a4.7 a4.5 a4.7 a

6.0 ab6.2 a

6.1 ab5.8 b

zNitrogen level was 0.5, 1.0, 1.5, and 2.0 times of pimiento fertilization recommendations based on soil testing(1.0 times = 31.9kg/10a/year).yMeans separation within columns by Duncanโ€™s multiple rage test at 5% level.

Fig 1. Distribution of No. of fruit(Left) and yield(Right) of harvest group as affected by nitrogen fertigation level. Nitrogen level was 0.5,1.0, 1.5, and 2.0 times of pimiento fertilization recommendations based on soil testing(1.0 times = 31.9kg/10a/year).zMeans separation within columns by Duncanโ€™s multiple rage test at 5% level

์ตœ๊ฒฝ์ด ยท ์ดํ•œ์ฒ  ยท ์—ฌ๊ฒฝํ™˜ ยท ์ด์„ฑ์ฐฌ ยท ๊ฐ•๋‚จ์ค€ ยท ์ตœํšจ๊ธธ

4 Protected Horticulture and Plant Factory, Vol. 26, No. 1, 2017

์‹œํ—˜์ „์˜ ์ดˆ๊ธฐ ๋†๋„๋ณด๋‹ค ๋‚ฎ์•„์กŒ๋‹ค. ์žฌ๋ฐฐ๊ธฐ๊ฐ„์ด ๊ฒฝ๊ณผํ•จ์—

๋”ฐ๋ผ์„œ ํ† ์–‘๋‚ด ์งˆ์†Œ์˜ ํ•จ๋Ÿ‰์ด ์ง€์†์ ์œผ๋กœ ๊ฐ์†Œํ•˜๋Š” ๊ฒƒ์œผ

๋กœ ๋ณผ ๋•Œ, ํŒŒํ”„๋ฆฌ์นด๋Š” ์–‘๋ถ„์š”๊ตฌ๋„๊ฐ€ ๋งค์šฐ ๋†’๊ณ  ๋น„๋ฃŒ๋กœ

๊ณต๊ธ‰๋˜๋Š” ๊ฒƒ ๋ฟ ์•„๋‹ˆ๋ผ ํ† ์–‘๋‚ด ์งˆ์†Œ๋„ ํšจ๊ณผ์ ์œผ๋กœ ์ด์šฉ

ํ•˜๋Š” ๊ฒƒ์œผ๋กœ ์ถ”์ธก๋œ๋‹ค(Fig. 2).

2. ํŒŒํ”„๋ฆฌ์นด ๊ด€๋น„์žฌ๋ฐฐ๋ฅผ ์œ„ํ•œ ์นผ๋ฅจ ์‹œ๋น„๋Ÿ‰ ๊ฒฐ์ •

ํŒŒํ”„๋ฆฌ์นด ์ฃผ์ง€์™€ ์ธก์ง€์˜ ๊ธธ์ด ๋ฐ ๋‘๊ป˜๋Š” ์ฒ˜๋ฆฌ๊ฐ„ ๋šœ๋ ท

ํ•œ ๊ฒฝํ–ฅ์„ ๋‚˜ํƒ€๋‚ด์ง€ ์•Š์•˜๋‹ค. ๋‹ค๋งŒ ์ƒ์œก์ดˆ๊ธฐ์— ๋น„ํ•˜์—ฌ ํ›„

๊ธฐ ์ƒ์œก์—์„œ๋Š” ๊ด€๋น„๋Ÿ‰์ด ๋งŽ์€ ์ฒ˜๋ฆฌ๊ตฌ์ผ์ˆ˜๋ก ์ธก์ง€์˜ ๊ธธ์ด

๊ฐ€ ๊ธธ์–ด์ง€๋Š” ๊ฒฝํ–ฅ์„ ๋‚˜ํƒ€๋‚ด์—ˆ๋‹ค(Table 3).

๊ณผ์‹ค์˜ ํฌ๊ธฐ๋ฅผ ์ œ์™ธํ•œ ์‹ฌ์‹ค์ˆ˜, ๊ณผํ”ผ๋‘๊ป˜ ๋“ฑ์˜ ์ „์ฒด์ 

์ธ ๊ณผ์‹คํ˜•ํƒœ์™€ ๋‹น๋„๋Š” ์ฒ˜๋ฆฌ์— ๋”ฐ๋ฅธ ์ฐจ์ด๋ฅผ ๋‚˜ํƒ€๋‚ด์ง€ ์•Š

์•˜๋‹ค. ๊ณผ์‹ค ํฌ๊ธฐ๋Š” 1๊ทธ๋ฃน์—์„œ๋Š” 1.0๋ฐฐ, 1.5๋ฐฐ ๊ด€๋น„๊ตฌ๊ฐ€

๋ฌด๊ฑฐ์šด ๊ฒƒ์œผ๋กœ ๋‚˜ํƒ€๋‚ฌ๊ณ  0.5๋ฐฐ๊ตฌ๋Š” ๊ฐ€๋ฒผ์šด ๊ฒƒ์œผ๋กœ ๋‚˜ํƒ€

๋‚˜ ์ƒ์œก์ดˆ๊ธฐ๋ถ€ํ„ฐ ์–‘๋ถ„์š”๊ตฌ๋„ ๋ณด๋‹ค ์ ์€ ์‹œ๋น„๋กœ ์ธํ•œ ์นผ

๋ฅฉ ๊ฒฐํ•์˜ ์˜ํ–ฅ์„ ๋ฐ›์€ ๊ฒƒ์œผ๋กœ ๋‚˜ํƒ€๋‚ฌ๋‹ค. 2๊ทธ๋ฃน์€ ์‹œ๋น„

์ฒ˜๋ฆฌ์— ๋”ฐ๋ฅธ ๊ณผ์‹คํŠน์„ฑ ์ฐจ์ด๊ฐ€ ๋ฐœ์ƒํ•˜์ง€ ์•Š์•˜๋Š”๋ฐ ์ด๊ฒƒ

์€ ํ•œ์—ฌ๋ฆ„ ๋ถˆ๋Ÿ‰ํ™˜๊ฒฝ์—์„œ ์ฐฉ๊ณผ์™€ ๋น„๋Œ€๊ฐ€ ์ด๋ฃจ์–ด์ ธ ์ฒ˜๋ฆฌ

์˜ ์˜ํ–ฅ๋ณด๋‹ค ๊ณ ์˜จ์˜ ์˜ํ–ฅ์„ ๋ฐ›์•˜๊ธฐ ๋•Œ๋ฌธ์ด๋ผ๊ณ  ํŒ๋‹จ๋œ

๋‹ค. 3๊ทธ๋ฃน์€ 0.5๋ฐฐ ์ฒ˜๋ฆฌ๊ตฌ์˜ ์ฐฉ๊ณผ๋Ÿ‰์ด ๋‹ค๋ฅธ ์ฒ˜๋ฆฌ์— ๋น„

ํ•˜์—ฌ ํ˜„์ €ํžˆ ์ ์—ˆ๊ธฐ ๋•Œ๋ฌธ์— ๊ณผ์‹ค์ด ์ƒ๋Œ€์ ์œผ๋กœ ๊ฐ€์žฅ ์ปธ

๋‹ค(Table 4).

์ฃผ๋‹น ์ฐฉ๊ณผ์ˆ˜์™€ ์ˆ˜๋Ÿ‰์€ 1๊ทธ๋ฃน๊ณผ 2๊ทธ๋ฃน์—์„œ๋Š” ์ฒ˜๋ฆฌ์— ๋”ฐ

๋ฅธ ํ†ต๊ณ„์ ์ธ ์ฐจ์ด๋ฅผ ๋‚˜ํƒ€๋‚ด์ง€๋Š” ์•Š์•˜์œผ๋‚˜ 2๊ทธ๋ฃน ์ฐฉ๊ณผ์—

Fig 2. Nitrogen content in soil as affected by nitrogen fertigationlevel. Data represent means and standard deviation. Nitrogenlevel was 0.5, 1.0, 1.5, and 2.0 times of pimiento fertilizationrecommendations based on soil testing(1.0 times = 31.9kg/10a/year).

Table 3. Length and diameter of main stem and lateral shoot of paprika as affected by potassium fertigation levels.

K levelz

August 20. November 16.

Main stem Lateral shoot Main stem Lateral shoot

Length(cm)

Diameter(mm)

Length(cm)

Diameter(mm)

Diameter(mm)

Length(cm)

Diameter(mm)

0.51.01.52.0

26.9 aby

28.6 a 27.6 ab 25.5 b

14.5 b 15.3 ab 15.8 a 15.4 a

118.0 b 122.3 ab 134.5 a 133.5 a

9.6 a10.5 a 10.8 a 10.6 a

19.8 a 18.5 a 18.7 a 19.7 a

177.1 b 194.7 ab 208.6 a218.1 a

12.1 a12.2 a 12.6 a12.9 a

zPotassium level was 0.5, 1.0, 1.5, and 2.0 times of pimiento fertilization recommendations based on soil testing(1.0 times = 33.6kg/10a/year)yMeans separation within columns by Duncanโ€™s multiple rage test at 5% level

Table 4. Fruit characteristic of paprika as affected by potassium fertigation level

K levelz

Harvestgroup

Weight(g)

Diameter(mm)

Height(mm)

No. of loculeFresh thickness

(mm)Sugar con-tent(oBx)

0.51.01.52.0

1st

142.0 by 152.3 a 155.9 a 148.8 ab

81.6 a 81.8 a 82.9 a 83.0 a

87.5 a 89.5 a 90.0 a 91.0 a

3.38 a3.47 a 3.51 a 3.51 a

6.99 a 6.95 a 7.20 a 6.84 a

4.25 a 4.38 a 4.03 a 4.32 a

0.51.01.52.0

2nd

128.5 a128.7 a129.5 a128.1 a

75.2 a 77.5 a 76.5 a 75.8 a

85.4 a82.8 a 85.1 a 84.8 a

3.57 a 3.36 a 3.33 a 3.22 a

4.26 a 4.28 a 4.46 a 4.13 a

5.42 a 4.76 a 5.05 a 5.86 a

0.51.01.52.0

3rd

117.3 a 114.1 ab 113.5 ab 105.3 b

72.9 a 69.5 a 72.5 a 67.9 a

69.5 c 75.3 b 81.1 a 69.0 c

3.13 a 3.33 a 3.48 a3.24 a

6.00 a 6.14 a 6.33 a 6.04 a

7.36 a 6.78 a 6.91 a 7.11 a

zPotassium level was 0.5, 1.0, 1.5, and 2.0 times of pimiento fertilization recommendations based on soil testing(1.0 times = 33.6kg/10a/year)yMeans separation within columns by Duncanโ€™s multiple rage test at 5% level

ํŒŒํ”„๋ฆฌ์นด ๊ด€๋น„์žฌ๋ฐฐ๋ฅผ ์œ„ํ•œ ์งˆ์†Œ ๋ฐ ์นผ๋ฅจ์˜ ์‹œ๋น„๋Ÿ‰ ์„ค์ •

์‹œ์„ค์›์˜ˆยท์‹๋ฌผ๊ณต์žฅ, ์ œ26๊ถŒ ์ œ1ํ˜ธ 2017๋…„ 5

์„œ๋Š” ๊ด€๋น„๋†๋„๊ฐ€ ๋†’์•˜๋˜ 1.5๋ฐฐ์™€ 2๋ฐฐ๊ตฌ๊ฐ€ ๋งŽ์•˜๋‹ค. 3๊ทธ๋ฃน

์—์„œ๋Š” 0.5๋ฐฐ๊ตฌ๋Š” 3.3๊ฐœ, 1.0๋ฐฐ๋Š” 7.3๊ฐœ, 1.5๋ฐฐ๋Š” 8.3๋ฐฐ,

2.0๋ฐฐ๊ตฌ๋Š” 6.5๊ฐœ๋กœ ์ฒ˜๋ฆฌ์— ๋”ฐ๋ฅธ ์ฐจ์ด๊ฐ€ ๋šœ๋ ทํ•ด์กŒ๋‹ค. ์‹œ๋น„

๋Ÿ‰์ด ์ฐฉ๊ณผ์™€ ๊ณผ์‹ค๋น„๋Œ€์— ์˜ํ–ฅ์„ ๊ตฌ๋ช…ํ•˜๊ธฐ ์œ„ํ•˜์—ฌ ์ฐฉ๊ณผ์ˆ˜

๋ฅผ ์กฐ์ ˆํ•˜์ง€ ์•Š์•˜๊ธฐ ๋•Œ๋ฌธ์— 1๊ทธ๋ฃน์˜ ์ฐฉ๊ณผ์ˆ˜์™€ ์ˆ˜๋Ÿ‰์ด

๋งค์šฐ ๋งŽ์•˜๊ธฐ ๋•Œ๋ฌธ์— ์ดํ›„ ํŒŒํ”„๋ฆฌ์นด์˜ ์ฐฉ๊ณผ์™€ ๋น„๋Œ€์— ์˜

ํ–ฅ์„ ๋ฏธ์ณค์„ ๊ฒƒ์œผ๋กœ ์ƒ๊ฐ๋œ๋‹ค(Fig. 3).

ํ† ์–‘๋‚ด K๋Š” ์ •์‹ํ›„ 1๊ฐœ์›”๊ฐ„์€ ๋ชจ๋“  ์ฒ˜๋ฆฌ์—์„œ ์ฆ๊ฐ€ํ•˜

์˜€๊ณ  ์ฒ˜๋ฆฌ๊ฐ„ ์ฐจ์ด๊ฐ€ ํฌ์ง€๋Š” ์•Š์•˜์œผ๋‚˜ ๊ด€๋น„๋Ÿ‰์ด ๋งŽ์„์ˆ˜๋ก

ํ† ์–‘๋‚ด K ํ•จ๋Ÿ‰๋„ ๋†’์€ ๊ฒฝํ–ฅ์ด์—ˆ๋‹ค. ์ดํ›„ 2๋ฐฐ ๊ด€๋น„๊ตฌ๋ฅผ

์ œ์™ธํ•˜๊ณ ๋Š” ๊ธ‰๊ฒฉํžˆ ๊ฐ์†Œ ํ›„ ์ƒ์œก๊ธฐ๊ฐ„์ด ๊ฒฝ๊ณผํ•จ์— ๋”ฐ๋ผ์„œ

์‹œ๋น„๋Ÿ‰์ด ๋งŽ์„์ˆ˜๋ก ํ† ์–‘๋‚ด ํ•จ๋Ÿ‰์ด ๋†’์•„์ง€๋Š” ๊ฒฝํ–ฅ์„ ๋‚˜ํƒ€

๋‚ด์—ˆ๋Š”๋ฐ ์ด๊ฒƒ์€ ๊ณผ์‹ค ์ฐฉ๊ณผ์™€ ๋น„๋Œ€์— ๋”ฐ๋ผ K์˜ ์š”๊ตฌ๋„

๊ฐ€ ๋†’์•„์กŒ๊ธฐ ๋•Œ๋ฌธ์ด๋ผ๊ณ  ํŒ๋‹จ๋œ๋‹ค. ๊ทธ๋Ÿฌ๋‚˜ ์žฌ๋ฐฐ์ „ ํ† ์–‘

๋‚ด K ํ•จ๋Ÿ‰์ด ๋งค์šฐ ๋‚ฎ์€ ์ƒํƒœ์˜€์œผ๋ฏ€๋กœ ํ† ์–‘๋‚ด ์ ์ •์ˆ˜์ค€

์ธ 0.7~0.8cmol+(RDA, 2010)์—๋Š” ์ด๋ฅด์ง€ ๋ชปํ•˜์˜€๋Š”๋ฐ ์ด

๊ฒƒ์€ ์‹œ๋น„๋œ ๋น„๋ฃŒ๊ฐ€ ์ž‘๋ฌผ์— ๋ฐ”๋กœ ํก์ˆ˜๋˜์—ˆ๊ธฐ ๋•Œ๋ฌธ์ด๋ผ๊ณ 

ํŒ๋‹จ๋œ๋‹ค. ์—ฝ๋‚ด K ํ•จ๋Ÿ‰์€ ์ƒ์œก์ดˆ์—๋Š” ๊ด€๋น„๋Ÿ‰์— ๋”ฐ๋ฅธ ํ˜„

์ €ํ•œ ์ฐจ์ด๋ฅผ ๋‚˜ํƒ€๋‚ด์ง€๋Š” ์•Š์•˜๊ณ  7์›” ์ดํ›„ 0.5๋ฐฐ ๊ด€๋น„๋ฅผ

์ œ์™ธํ•˜๊ณ ๋Š” 3~5% ์ˆ˜์ค€์œผ๋กœ Johnson๊ณผ Decoteau(1996)

์˜ ์—ฝ๋‚ด ์นผ๋ฅจ์˜ ์ ์ •ํ•จ๋Ÿ‰๊ณผ ์ผ์น˜ํ•˜์˜€๋‹ค(Fig. 4).

์  ์š”

ํŒŒํ”„๋ฆฌ์นด๋Š” ๋‚ด์ˆ˜ ๋ฟ ์•„๋‹ˆ๋ผ ์ˆ˜์ถœ ์ˆ˜์š” ์ฆ๊ฐ€๋กœ ์‹œ์„ค์žฌ

๋ฐฐ ์ž‘๋ฌผ ์ค‘ ๊ฐ€์žฅ ๊ณ ์†Œ๋“ ์ž‘๋ฌผ์ค‘์˜ ํ•˜๋‚˜๋กœ ๋ถ€์ƒํ•˜์˜€๋‹ค.

๊ทธ๋Ÿฐ๋ฐ ํŒŒํ”„๋ฆฌ์นด๊ฐ€ ์ผ๋ฐ˜์ ์œผ๋กœ ์ˆ˜๊ฒฝ์žฌ๋ฐฐ๋กœ ์ƒ์‚ฐ๋˜๊ณ  ์žˆ

๊ธฐ ๋•Œ๋ฌธ์— ํ† ์–‘์žฌ๋ฐฐ์—์„œ๋Š” ์‹œ๋น„๊ธฐ์ค€์ด ์—†์–ด ์‹œํ—˜์„ ์ˆ˜ํ–‰

ํ•˜์˜€๋‹ค. ์งˆ์†Œ์™€ ์นผ๋ฅจ์˜ ๊ด€๋น„๊ธฐ์ค€์„ ์„ค์ •ํ•˜๊ธฐ ์œ„ํ•˜์—ฌ ํ”ผ

๋ง์˜ ๊ฒ€์ •์‹œ๋น„๋Ÿ‰์„ ๊ธฐ์ค€์œผ๋กœ 0.5. 1.0, 1.5, 2.0๋ฐฐ๋กœ ์‹œํ—˜

์ฒ˜๋ฆฌ๊ตฌ๋ฅผ ๋‘์—ˆ๊ณ  ์งˆ์†Œ ์‹œํ—˜์€ 2012๋…„์—, ์นผ๋ฅจ ์‹œํ—˜์€

2013๋…„์— ๊ฐ๊ฐ ์ˆ˜ํ–‰ํ•˜์˜€๋‹ค. ์งˆ์†Œ ๊ด€๋น„ ์‹œํ—˜์—์„œ๋Š” 0.5๋ฐฐ

๊ด€๋น„๊ตฌ์—์„œ ๋‹ค๋ฅธ ์ฒ˜๋ฆฌ์— ๋น„ํ•˜์—ฌ ์ธก์ง€ ๋‘๊ป˜๊ฐ€ ๋น„ํ•˜์—ฌ ์–‡

์•˜์œผ๋‚˜ ๊ธธ์ด๋Š” ์ฒ˜๋ฆฌ์˜ ์˜ํ–ฅ์„ ๋ฐ›์ง€ ์•Š์•˜๋‹ค. ์ฐฉ๊ณผ์ˆ˜์™€ ์ˆ˜

๋Ÿ‰์€ 1๊ทธ๋ฃน ์ˆ˜ํ™•์—์„œ ์ฒ˜๋ฆฌ์— ๋”ฐ๋ฅธ ์ฐจ์ด๊ฐ€ ๋ฐœ์ƒํ•˜์ง€ ์•Š

์•˜์œผ๋‚˜, 2๊ทธ๋ฃน ์ˆ˜ํ™•์—์„œ๋Š” 1.0๋ฐฐ ์ด์ƒ ์ฒ˜๋ฆฌ์—์„œ ์‹œ๋น„๋Ÿ‰

์ด ๋งŽ์•„์งˆ์ˆ˜๋ก ๊ฐ์†Œํ•˜๋Š” ๊ฒฝํ–ฅ์„ ๋‚˜ํƒ€๋‚ด์—ˆ์œผ๋ฉฐ, 0.5๋ฐฐ ์ฒ˜

๋ฆฌ๊ตฌ์—์„œ ๊ฐ€์žฅ ๋‚ฎ์•˜๋‹ค. ์ „์ฒด์ ์ธ ์ˆ˜๋Ÿ‰์„ ๊ธฐ์ค€์œผ๋กœ ํŒ๋‹จ

Fig 3. Distribution of No. of fruit and yield of harvest group as affected by potassium fertigation level. Potassium level was 0.5, 1.0, 1.5,and 2.0 times of pimiento fertilization recommendations based on soil testing (1.0 times = 33.6kg/10a/year).

Fig 4. Potassium content in the soil(left) and leaf(right) as affected by nitrogen fertigation evel. Data represent means and standarddeviation. Potassium level was 0.5, 1.0, 1.5, and 2.0 times of pimiento fertilization recommendations based on soil testing(1.0times = 33.6kg/10a/year).

์ตœ๊ฒฝ์ด ยท ์ดํ•œ์ฒ  ยท ์—ฌ๊ฒฝํ™˜ ยท ์ด์„ฑ์ฐฌ ยท ๊ฐ•๋‚จ์ค€ ยท ์ตœํšจ๊ธธ

6 Protected Horticulture and Plant Factory, Vol. 26, No. 1, 2017

ํ–ˆ์„ ๋•Œ ํŒŒํ”„๋ฆฌ์นด ๊ด€๋น„์žฌ๋ฐฐ ์‹œ ์งˆ์†Œ์˜ ์‹œ๋น„๋Ÿ‰์€ ํ”ผ๋ง๊ฒ€

์ •์‹œ๋น„๋Ÿ‰์˜ 1.0๋ฐฐ๊ฐ€ ์ ์ •ํ•˜๋‹ค๊ณ  ํŒ๋‹จ๋˜์—ˆ๋‹ค. ์นผ๋ฅจ ๊ด€๋น„

์‹œํ—˜์—์„œ๋Š” ๊ด€๋น„๋Ÿ‰์ด ๋งŽ์€ ์ฒ˜๋ฆฌ๊ตฌ์ผ์ˆ˜๋ก ์ธก์ง€์˜ ๊ธธ์ด๊ฐ€

๊ธธ์—ˆ๋˜ ๊ฒƒ์„ ์ œ์™ธํ•˜๊ณ  ์ฒ˜๋ฆฌ๊ฐ„ ๋šœ๋ ทํ•œ ์ƒ์œก์˜ ์ฐจ์ด๋ฅผ ๋‚˜

ํƒ€๋‚ด์ง€ ์•Š์•˜๋‹ค. ์‹ฌ์‹ค์ˆ˜, ๊ณผํ”ผ๋‘๊ป˜, ๋‹น๋„๋Š” ์ฒ˜๋ฆฌ์— ๋”ฐ๋ฅธ

์ฐจ์ด๋ฅผ ๋‚˜ํƒ€๋‚ด์ง€ ์•Š์•˜๋‹ค. ๊ณผ์‹ค์˜ ์ฐฉ๊ณผ์ˆ˜์™€ ์ˆ˜๋Ÿ‰์€ 1, 2

๊ทธ๋ฃน์—์„œ๋Š” ํ†ต๊ณ„์  ์œ ์˜์ฐจ๋ฅผ ๋‚˜ํƒ€๋‚ด์ง€ ์•Š์•˜์œผ๋‚˜ 3๊ทธ๋ฃน์—

์„œ๋Š” ์ฒ˜๋ฆฌ๊ฐ„์— ๋šœ๋ ทํ•œ ์ฐจ์ด๊ฐ€ ๋ฐœ์ƒํ•˜์—ฌ 1.5๋ฐฐ ๊ด€๋น„๊ตฌ์—

์„œ ์ตœ๋Œ€๊ฐ€ ๋˜์—ˆ๋‹ค. ์ „์ฒด์ ์ธ ์ˆ˜๋Ÿ‰์„ ๊ธฐ์ค€์œผ๋กœ ํŒ๋‹จํ–ˆ์„

๋•Œ ํ† ์–‘๊ฒ€์ •์„ ๊ธฐ์ค€์œผ๋กœ ํ•œ ๊ด€๋น„์žฌ๋ฐฐ์—์„œ ์นผ๋ฅจ์‹œ๋น„๋Ÿ‰์€

ํ”ผ๋ง๊ฒ€์ •์‹œ๋น„๋Ÿ‰์˜ 1.5๋ฐฐ๊ฐ€ ์ ์ •ํ•˜๋‹ค๊ณ  ํŒ๋‹จ๋œ๋‹ค.

์ถ”๊ฐ€ ์ฃผ์š”์–ด : ํ† ์–‘๊ฒ€์ • ์‹œ๋น„์‹, ํ‘œ์ค€์‹œ๋น„๋Ÿ‰, ํ”ผ๋ง

์‚ฌ ์‚ฌ

๋ณธ ์—ฐ๊ตฌ๋Š” ๋†์ดŒ์ง„ํฅ์ฒญ ๊ณต๋™์—ฐ๊ตฌ๊ณผ์ œ(๊ณผ์ œ๋ฒˆํ˜ธ: PJ011428)

์˜ ์ง€์›์— ์˜ํ•ด ์ˆ˜ํ–‰๋˜์—ˆ์Œ

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