Energy For Florida Sugarcane

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Material Information

Title:
Energy For Florida Sugarcane
Physical Description:
Fact sheet
Creator:
Fluck, Richard C.
Publisher:
University of Florida Cooperative Extension Service, Institute of Food and Agriculture Sciences, EDIS
Place of Publication:
Gainesville, Fla.
Publication Date:

Notes

Acquisition:
Collected for University of Florida's Institutional Repository by the UFIR Self-Submittal tool. Submitted by Melanie Mercer.
Publication Status:
Published
General Note:
"Publication date: October 1992."
General Note:
"EES-87"

Record Information

Source Institution:
University of Florida Institutional Repository
Holding Location:
University of Florida
Rights Management:
All rights reserved by the submitter.
System ID:
IR00004830:00001


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FactSheetEES-87 October1992EnergyforFloridaSugarcane1 RichardC.Fluck2 EnergyFacts FloridaSugarcane 434,000acres,18%ofthecroppedland. Statewide,uses6.68trillionBtuofenergy, 5.4%ofallenergyusedinFloridaagriculture. Perton,uses414,100Btuofenergy. $73returnpermillionBtuofenergyused. Sugarcanewasgrownonabout434,000acresin 1990andrankstenthamongallFloridaagricultural commoditiesindirectenergyrequirementsandsixth intotalprimaryenergyrequirements.Sugarcane acreageisverylarge,butitsproductionenergy requirementsperunitareaarerelativelylow. Sugarcanerequires2.5%ofthedirectand5.4%of thetotalprimaryenergyrequiredforallFlorida productionagriculture.Statewide,sugarcane productionaccountsfor0.98trillionBtuofdirect energyand6.68trillionBtuoftotalprimaryenergy. Theamountofdirectenergyforsugarcane productioninFAECMis2.36millionBtu/acreand thetotalprimaryenergyis16.8millionBtu/acre.This is58,400Btu(equivalentto0.42gallonsofdiesel fuel)ofdirectenergypertonofcaneproducedand 414,100Btu(equivalentto2.96gallonsofdieselfuel) oftotalprimaryenergyperton.Themajorenergy inputsforsugarcaneproductionare"othercosts" (67%),dieselfuelfornon-irrigation(9%),dieselfuel forirrigation(7%),potash(6%),labor(5%),and otherchemicals(traceelements)(3%)."Othercosts" includessuchinputsascustomwork,capitalcosts, seed,andditchcleaningservices(Figure1,Table2). Comparisonofthevalueofsugarcaneproduction withitsenergyrequirementsshowsthatthevalueper milliondirectBtuof$498isoverthreetimesthe averageforallFloridaagricultureproductionof$136. ThevaluepermilliontotalprimaryBtuof$73isalso considerablygreaterthanthestate'saverageof$44. Theconsumerispurchasinglessproductionenergy perdollarwhenpurchasingsugarcaneproductsthan whenpurchasingtheaveragecomplementofFlorida agriculturalproducts. 1.ThisdocumentisFactSheetEES-87,aseriesoftheFloridaEnergyExtensionService,FloridaCooperativeExtensionService,InstituteofFood andAgriculturalSciences,UniversityofFlorida.Publicationdate:October1992. 2.RichardC.Fluck,Professor,AgriculturalEngineeringDept.,CooperativeExtensionService,InstituteofFoodandAgriculturalSciences, UniversityofFlorida,GainesvilleFL32611. TheInstituteofFoodandAgriculturalSciencesisanequalopportunity/affirmativeactionemployerauthorizedtoprovideresearch,educational informationandotherservicesonlytoindividualsandinstitutionsthatfunctionwithoutregardtorace,color,sex,age,handicap,ornational origin.Forinformationonobtainingotherextensionpublications,contactyourcountyCooperativeExtensionServiceoffice. FloridaCooperativeExtensionService/InstituteofFoodandAgriculturalSciences/UniversityofFlorida/ChristineTaylorStephens,Dean

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EnergyforFloridaSugarcane Page2FLORIDAAGRICULTUREPRODUCTION ENERGYThedatapresentedinthisfactsheetwere developedusingtheFloridaAgriculturalEnergy ConsumptionModel(FAECM),acomputermodel. FAECMusesacresofproductionorlivestock numbersandtheenergyusedtomaketheproduction inputsrequiredperacreorperheadtoquantifythe primary energyusedinFloridaforagricultural production.This primary energyconsumption includesfuels,lubricantsandelectricity,called direct energyinputs,aswellastheenergyusedinproviding allproductioninputs( indirect energyinputs). Ittakesenergytodrillanoilwell,pumpthe crudeoilout,refineitandtransportthedieselfuelto thegrower.Ittakestheenergyinthenaturalgas feedstockplustheenergyusedtoconstructthe productionplant,powertheproductionplantand drivethetrucktogetthenitrogenfertilizertothe grower.FAECMquantifiestheeightdirectenergy sources(dieselfuel,LPgas,etc.),theindirectenergy usedtomakethoseeightenergysourcesavailableand theindirectenergyusedtoprovidethirteenmajor agriculturalinputs(nitrogenfertilizer,pesticides,etc) todeterminetheenergyrequiredtoproduce agriculturalcommoditiesinFlorida. Intotal,FAECMisamodelthatpredictsallthe energyrequiredtoprovideallinputsnecessary,upto thefarmgate,forallofFlorida'sagricultural production,FAECMdoesnotaddressenergy requirementsforanytransportation,packing, processing,distributionorotherfunctionsprovided foragriculturalcommoditiesaftertheyleavethefarm gate. FAECMshowsthatdirectenergyinputsfor Floridaagriculturalproductionhaveremained relativelyconstantsince1974(Figure1).Variations areduemainlytochangesincommodityproduction levelsandachangingmixofcommoditiesproduced. Thereductionintotalprimaryenergyisdueprimarily toincreasesinenergyefficiencyofindustrial productionsystemsforagriculturalproductioninputs. Floridaconsumed66%moreenergyin1990than in1974,dueinlargemeasuretoitsincreasedhuman population.Floridaagriculturalproductionenergy, expressedasapercentageoftherapidlyincreasing Floridatotalenergyconsumption,hasdecreased sharplyfrom7.8%in1974to3.9%in1990. Figure1.PrimaryenergyinputsforFloridasugarcaneproduction. TableTable2.2.Primaryenergy inputsforFloridasugarcane production. EnergyInputs % Othercosts 66.6 Dieselfornon-irrigation 8.6 Dieselforirrigation 7.0 Potash 6.0 Labor 4.9 Otherchemicals 3.1 Phosphorus 1.9 Otherpesticides 0.8 Lubricants 0.7 Insecticides 0.4

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