Energy For Florida Tomatoes

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Material Information

Title:
Energy For Florida Tomatoes
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-85"

Record Information

Source Institution:
University of Florida Institutional Repository
Holding Location:
University of Florida
Rights Management:
All rights reserved by the submitter.
System ID:
IR00004828:00001


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FactSheetEES-85 October1992 EnergyforFloridaTomatoes1 RichardC.Fluck2Tomatoesweregrownonabout56,000acresin EnergyFacts FloridaTomatoes 56,000acres,2.3%ofthecroppedland. Statewide,uses5.61trillionBtuofenergy, 4.6%ofallenergyusedinFloridaagriculture. Per25-poundcarton,uses79,400Btuofenergy. $78returnpermillionBtuofenergyused. Floridain1990andranksixthamongallFlorida agriculturalcommoditiesindirectenergy requirementsandseventhintotalprimaryenergy requirements.Moreenergyisconsumedfortomato productioninFloridathanforanyothervegetable crop.Tomatoesrequire4.3%ofthedirectand4.6% ofthetotalprimaryenergyrequiredforallFlorida productionagriculture.Statewide,tomatoproduction accountsfor1.67trillionBtuofdirectenergyand5.61 trillionBtuoftotalprimaryenergy. Theamountofdirectenergyfortomato productioninFAECMis30.0millionBtu/acreand thetotalprimaryenergyis104millionBtu/acre.This is22,800Btu(equivalentto0.16gallonsofdiesel fuel)ofdirectenergyper25-poundcartonof tomatoesproducedand79,400Btu(equivalentto0.57 gallonsofdieselfuel)oftotalprimaryenergyper carton.Themajorenergyinputsfortomato productionare"othercosts"(29%),dieselfuel(24%), labor(14%),pesticidesotherthanherbicides, insecticidesandfungicides(8%),andnitrogen(6%). "Othercosts"includessuchinputsastransplants, depreciablecapitalcosts,andstakes(Figure1,Table 2). Comparisonofthevalueoftomatoproduction withitsenergyrequirementsshowsthatthevalueper milliondirectBtuof$263isalmosttwicetheaverage forallFloridaagricultureproductionof$136.The valuepermilliontotalprimaryBtuof$78isalsofar abovethestate'saverageof$44.Theconsumeris purchasinglessenergyperdollarwhenpurchasing tomatoesthanwhenpurchasingtheaverage complementofFloridaagriculturalproducts. 1.ThisdocumentisFactSheetEES-85,aseriesoftheFloridaEnergyExtensionService,FloridaCooperativeExtensionService,InstituteofFood andAgriculturalSciences,UniversityofFlorida.Publicationdate:October1992. 2.RichardC.Fluck,Professor,AgriculturalEngineeringDept.,CooperativeExtensionService,InstituteofFoodandAgriculturalSciences, UniversityofFlorida,GainesvilleFL32611. TheFloridaEnergyExtensionServicereceivesfundingfromtheFloridaEnergyOffice,DepartmentofCommunityAffairsandisoperated bytheUniversityofFlorida'sInstituteofFoodandAgriculturalSciencesthroughtheCooperativeExtensionService.Theinformation containedhereinistheproductoftheFloridaEnergyExtensionServiceanddoesnotnecessarilyreflecttheviewsoftheFloridaEnergyOffice. TheInstituteofFoodandAgriculturalSciencesisanequalopportunity/affirmativeactionemployerauthorizedtoprovideresearch,educational informationandotherservicesonlytoindividualsandinstitutionsthatfunctionwithoutregardtorace,color,sex,age,handicap,ornational origin.Forinformationonobtainingotherextensionpublications,contactyourcountyCooperativeExtensionServiceoffice. FloridaCooperativeExtensionService/InstituteofFoodandAgriculturalSciences/UniversityofFlorida/ChristineTaylorStephens,Dean

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EnergyforFloridaTomatoes 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.PrimaryenergyinputsforFloridatomatoproduction. TableTable2.2.Primaryenergy inputsforFloridatomato production. EnergyInputs % Othercosts 28.9 Dieselfornon-irrigation 23.4 Labor 13.7 Otherpesticides 8.4 Nitrogen 6.3 LPGas 3.9 Fungicides 3.2 Dieselforirrigation 3.2 Lubricants 2.4 Gasoline 2.0 Phosphorous 1.3 Lime 1.3 Insecticides 1.0 Potash 0.8 Herbicides 0.2

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