usa_pinus_taeda vs port eucalyptus

8/13/2019 USA_Pinus_taeda vs Port Eucalyptus

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USAUSAPinusPinustaedataeda vs. Portuguesevs. Portuguese

EucalyptusEucalyptusglobulusglobulus


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NamesNames

PinusPinus taedataeda

Common names:Common names: Oldfield pineOldfield pine

North Carolina pineNorth Carolina pine

Shortleaf pineShortleaf pine yellow pineyellow pine

Southern pineSouthern pine

Arkansas pineArkansas pine

EucalyptusEucalyptus globulusglobulus

Common names:Common names:

Tasmanian Blue GumTasmanian Blue Gum

Southern Blue GumSouthern Blue Gum Blue gum EucalyptusBlue gum Eucalyptus

Subspecies:Subspecies:

Subsp.Subsp. globulusglobulus

Subsp.Subsp. maideniimaidenii

Subsp.Subsp.pseudoglobuluspseudoglobulus

Subsp.Subsp.bicostatabicostata


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Physical PropertiesPhysical PropertiesPinusPinus taedataeda

EvergreenEvergreen

SoftwoodSoftwood

Height: 100Height: 100--115 ft tall115 ft tall

Climate:Climate:

Humid, warmHumid, warm--temperate withtemperate with

long summers and mildlong summers and mild

winterswinters Annual rainfall 40Annual rainfall 40--60 inches60 inches


EvergreenEvergreen

HardwoodHardwood

Height: 98Height: 98--180 ft tall180 ft tall

Climate:Climate:

Mild, temperateMild, temperate-- high, coolhigh, coolelevations in tropical areaselevations in tropical areas

Annual rainfall 35 inchesAnnual rainfall 35 inches


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Bark and LeavesBark and Leaves


Bark:Bark: RedRed--brown to grey brownbrown to grey brown

ScalyScaly

Leaves:Leaves:

66--9 inches long, yellow9 inches long, yellow--greengreenneedlesneedles

Usually three needles per fascicleUsually three needles per fascicle


Bark:Bark: Outer Bark:Outer Bark:

Grey, brown and greenish orGrey, brown and greenish orbluishbluish

Peels in long stripsPeels in long strips

Grey, shaggy and thick at baseGrey, shaggy and thick at base

Leaves:Leaves:

Juvenile leaveJuvenile leave

66--15 cm long15 cm long

covered with a bluecovered with a blue--grey bloomgrey bloom

Mature:Mature:

NarrowNarrow

SickleSickle --shapedshaped

Dark shining greenDark shining green


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Bark and Leaf PhotosBark and Leaf Photos

PinusPinus taedataeda EucalyptusEucalyptus globulusglobulus


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Flowers and FruitFlowers and Fruit


Flowers:Flowers: Male:Male:

Long cylindricalLong cylindrical

RedRed--yellowyellow

Cluster at branch tipsCluster at branch tips Female:Female:

Long cylindricalLong cylindrical

YellowYellow--purplepurple

Cluster at branch tipsCluster at branch tips

Fruits:Fruits:

OvoidOvoid-- cylindricalcylindrical

33--6 inches red6 inches red--brown conesbrown cones


Flowers:Flowers: CreamCream--coloredcolored

Borne singly in leaf axilsBorne singly in leaf axils

Produce honey flavoredProduce honey flavored

nectornector FruitsFruits Gum nutsGum nuts::

WoodyWoody

1.51.5--2.5 cm diameter2.5 cm diameter

Seeds are shed through valvesSeeds are shed through valveson topon top


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Wood Chemical CompositionWood Chemical CompositionPinusPinus taedataeda

Lignin 30%Lignin 30%

Cellulose 42%Cellulose 42%

Hemicellulose 15.3%Hemicellulose 15.3%

Xylans 3.8%Xylans 3.8%

GalactoglucomannanGalactoglucomannan 1212--14%14%

MannanMannan 4.7%4.7%

Extractives 4.4%Extractives 4.4% Ash content 0.4%Ash content 0.4%


LigninLignin 21.9%21.9%

Cellulose 51.3%Cellulose 51.3%

HemicelluloseHemicellulose

Xylans 27.8%Xylans 27.8%

Glucomannans 1.3%Glucomannans 1.3%

Extractives 0.8%Extractives 0.8%


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Calorific ValueCalorific Value--amount of heatamount of heat

given off upon burninggiven off upon burningPinusPinus taedataeda

StemwoodStemwood 47804780kcalkcal//kgkg

Bark 5178Bark 5178kcalkcal//kgkg


Leaves 3070Leaves 3070 kcalkcal//kgkg

Thick branches 1871Thick branches 1871kcalkcal

//kgkg

Thin branches 1821Thin branches 1821kcalkcal//kgkg

Bark 1412Bark 1412kcalkcal//kgkg

Seeds 2763Seeds 2763kcalkcal//kgkg


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Fatty AcidsFatty AcidsPinusPinus taedataeda

HexadecanoicHexadecanoic acid 8.0acid 8.0mgmg//kgkg

OctadecanoicOctadecanoic acid tracesacid traces

EicosanioEicosanio acid tracesacid traces

DocosanoicDocosanoic acid tracesacid traces

TetracosanoicTetracosanoic acid tracesacid traces


HexadecanoicHexadecanoic acid 76.1acid 76.1 mgmg//kgkg

OctadecanoicOctadecanoic acid 17.6acid 17.6mgmg

//kgkg

EicosanioEicosanio acid 7.39acid 7.39mgmg//kgkg

DocosanoicDocosanoic acid 36.6acid 36.6 mgmg//kgkg

TetracosanoicTetracosanoic acid 50.4acid 50.4 mgmg//kgkg


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Sterol StructuresSterol Structures

HO

Sitosterol

HO

Campesterol

HO

Cylcoartenol

HO

24- methylene cycloartenol

HO

Citrostadienol


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Sterols PercentagesSterols PercentagesPinusPinus taedataeda

CampesterolCampesterol 26.026.0 mgmg//kgkg

SitosterolSitosterol 277.0277.0mgmg

//kgkg

CycloartenolCycloartenol TracesTraces

44--methylenemethylene cycloartenolcycloartenol 2.02.0 mgmg//kgkg

CitrostadienolCitrostadienol 1.01.0 mgmg//kgkg


CampesterolCampesterol 8.028.02 mgmg//kgkg

SitosterolSitosterol 346.7346.7mgmg

//kgkg

CycloartenolCycloartenol TracesTraces

2424--methylene 9.24methylene 9.24 mgmg//kgkg

CitrostadienolCitrostadienol 24.924.9 mgmg//kgkg


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Present MonolignolsPresent Monolignols


H:GH:G

14:8614:86


H:G:SH:G:S

2:36:622:36:62

OH

OH

p-coumaryl a lcohol

O

OH

OH

conif eryl alcohol

O

OH

O

OH

sinapyl alcohol

H G S


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Lignin Functional GroupsLignin Functional Groups

abundance (/100 Cabundance (/100 C--9 units)9 units)PinusPinus taedataeda

MethoxyMethoxy 9090--9595

Phenolic Hydroxyl 20Phenolic Hydroxyl 20--3030

Aliphatic Hydroxyl 115Aliphatic Hydroxyl 115--120120

BenzylicBenzylic HydroxylHydroxyl

Carbonyl 20Carbonyl 20


MethoxyMethoxy 160160--164164

Phenolic Hydroxyl 19Phenolic Hydroxyl 19

Aliphatic HydroxylAliphatic Hydroxyl 125125

BenzylicBenzylic Hydroxyl 54Hydroxyl 54

Carbonyl 17Carbonyl 17--2424


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Lignin LinkagesLignin Linkages


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Pulping Types and PaperPulping Types and Paper


AsplundAsplundpulpingpulping

Roofing feltsRoofing felts

GroundwoodGroundwoodpulpingpulping FiberboardFiberboard

Kraft pulpingKraft pulping

HighHigh--grade papersgrade papers


BleachedBleached sulphatesulphatepulpingpulping

Printing and writing paperPrinting and writing paper

UnbleachedUnbleached sulphatesulphatepulpingpulping Packaging paperPackaging paper

SulphiteSulphitepulpingpulping

Tissue and special paperTissue and special paper


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Bleached Kraft Pulping FibersBleached Kraft Pulping Fibers


Length 2.4 mmLength 2.4 mm

Curl Index 0.095Curl Index 0.095

Coarseness 24.0Coarseness 24.0 mgmg//100 m100 m

Population 2.58Population 2.58 millionmillion fibersfibers//gg


Length 0.752 mmLength 0.752 mm

Curl Index 0.099Curl Index 0.099

Coarseness 8.60Coarseness 8.60 mgmg//100 m100 m

Population 20.0Population 20.0 millionmillion fibersfibers//gg


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ApplicationsApplications


Wind, sight, and noise barrier onWind, sight, and noise barrier on

highwayshighways

Habitat for game and nongameHabitat for game and nongame

wildlifewildlife

Soil stabilization and erosionSoil stabilization and erosion

controlcontrol

TimberTimber PulpwoodPulpwood


Wind, sight and sound barrier onWind, sight and sound barrier on

highwayshighways

Fuel woodFuel wood

TimberTimber

Oils extracted from leaves:Oils extracted from leaves:

fragrance, insect repellant, andfragrance, insect repellant, and

antibioticsantibiotics PulpwoodPulpwood


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usa_pinus_taeda vs port eucalyptus

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