资源描述：
《黑龙江垦区农业碳排放影响因素研究.pdf》由会员上传分享，免费在线阅读，更多相关内容在学术论文-天天文库。
1、AbstractGlobalwarmingisacurrentenvironmentalproblemthatcan’tbeignored.Populationincrease,rapideconomicdevelopmentandenergyconsumptionrisingcausestheecologicalenvironmentisdeteriorated.Foralongtime,agricultureasanimportantpartofthenationaleconomyasksforthehugede
2、mandforenergyandmaterials.Howevertheexistingagriculturaldevelopmentpattern,basically,reliesontheconsumptionofresourceinexchangeforeconomicgrowthresultinginshortageofwaterresources,declineinthequalityofarablelandandotherissues,reduceagricultureemissionshasbecome
3、theagriculturaldevelopmentisurgentlyneeded.Facingthescarcityofresourcesandecologicalenvironmentworsening,asanimportanteconomyoffoodsupply,toreducecarbonemissionsinagriculture,developmentoflowcarbonagricultureinHeilongjiangreclamationareaisaninevitablechoice.Res
4、earchontheselectionofmainagriculturalgoodsandmaterialsconsumption,themechanicalenergy,powerconsumption,rice,ruminantsandsoon,tenagriculturalcarbonemissionsources,calculatedtheagriculturalareasandagriculturalcarbonemissionsduring2000-2012.Resultsshowthatagricult
5、uralcarbonemissionsofHeilongjiangprovinceisincreasingyearbyyear,andtheaverageannualgrowthrateisashighas7.49%,butpresentdowntrendperunitofGDPcarbonemissionswiththeaverageannualdeclinerateof8.11%suggestingthatagriculturalareasinthelowcarbonagriculturaldevelopment
6、hasbeenmadecertainachievements.Intheagriculturalcarbonemissions，rice,fertilizer,dieseloilandruminantscattleproducemorecarbonemissions.Basedontheresultsofcalculationofcarbonemissions,qualitativeanalysisontheinfluencefactors,theexplorationonpolicyfactors,grainyie
7、ldfactors,thetechnicallevelofagriculturalproduction,andagriculturalindustrialstructurefactors,ithasbeenfoundthosehaveinfluenceofdifferentdegreeinagriculturalcarbonemissionslevels.FinallybythemethodofmultipleLinearregressiontoempiricallytesttheimpactoffactors,th
8、eresultsshowthatgrainyieldfactorofcarbonemissionsismostsignificant,thattheagriculturalcarbonemissionsproveapositivepromotingrole,themainreasonisthatthepursuitoffoodproductio
