whole farm systems analysis of greenhouse gas emission 温室气体排放的整个农业系统的分析

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1、Wholefarmsystemsanalysisofgreenhousegasemissionabatementstrategiesfordairyfarms.UT12945FinalreporttoDairyAustraliaontheinvestigationandanalysisintogreenhousegasabatementstrategies,modellinganddecisiontoolsfortheAustraliandairyindustry.Preparedby:KarenChristie,DrRichardRawnsley,andDrDannyD

2、onaghy(TasmanianInstituteofAgriculturalResearch,UniversityofTasmania)August200847ContentsExecutivesummary1Reviewofproposedprojectoutputs31.Projectobjectives42.Projectactivities72.1.Collateandsynthesiseexistinginformationrelevanttogreenhousegasabatementstrategiesfordairyfarmingsystems72.2.

3、Identifykeyabatementstrategiesfordifferingdairyfarmsystems132.3.Quantifyingthepre-farmembeddedgreenhousegasemissions172.4.Modellinganalysistoquantifythegreenhousegasemissionsofdifferingdairyfarmsystems202.5.Selectionofkeyabatementstrategiesforeachdifferingfarmingsystems352.6Modellinganaly

4、sisofeachabatementstrategy392.7Costs,benefitsandsynergiesofadoptingabatementstrategiesinawholefarmsystemscontext442.8Evaluationoftoolsandprocessestomonitorgreenhousegasemissions472.9Developmentofaspreadsheetmodelthatenablesawholeofsystemcomparisonbetweenindicativesystemsandchangesinimport

5、sandmanagementpractices.503.WayforwardfortheAustraliandairyindustry533.1.Educateandpromotebestmanagementpractices533.2.On-goingresearchrequirements554.Conclusion575.References586.Appendices6247ListoftablesTable1.Annualnon-carbondioxidegreenhousegasemissionsforthedairy,beef,sheepandpigsand

6、poultryindustries.12Table2.Embeddedgreenhousegasemissionsfromkeyfarminputs.18Table3.Descriptionofthelowsupplementaryfeedingfarmsystem.23Table4.Descriptionofthehighsupplementaryfeeding1farmsystem.25Table5.Descriptionofthehighsupplementaryfeeding2farmsystem.27Table6.Descriptionofthetotalmix

7、edration1farmsystem.29Table7.Descriptionofthetotalmixedration2farmsystem.31Table8.Acomparisonofthetotalfarmandintensityofgreenhousegasemissionandthepercentageofemissionsfromeachsourceforthefivebaselinefarmingsystems.33Table9.Acomparisonoftheresultsofthebaselinefarms