有機物料對黑土有機碳積累的影響.pdf

1、、”975900國內(nèi)圖書分類號國際圖書分類號學(xué)位論文密絨：編號：303095有機物料對黑土有機碳積累的影響夏國芳導(dǎo)師姓名：魏浞教授申請學(xué)位級別：農(nóng)學(xué)碩士專業(yè)名稱：作物栽培學(xué)與耕作學(xué)論文提交日期：2006年4月17日答辯日期：2006年6月3日所在單位：東北農(nóng)業(yè)大學(xué)學(xué)位授予單位：東：E農(nóng)業(yè)大學(xué)學(xué)位授予日期：答辯委員會主席：馬鳳鳴教授2006年6月20旨東北農(nóng)業(yè)大學(xué)農(nóng)學(xué)碩十學(xué)位論文EFFECTofoRGANICMATERIALonORGAN

2、ICCARBoNACCUMULATIoNinBLACKSOILAbstractBtacksoilwasoneofthehighestorganicmattersinchina，afterreclamationorganicmatterlostrapidlybecauseofhumanactivityItWaSveryimportanttosearcheffectivefosterfertilizermannertocontrolitsd

3、ecreaSeandacceIerateitsdurativedevelopmentMealiestalkcouldimprovesoilseRing，increasesoilorganiccarboncontentanddecreasegreenhousegaSreleaseSo，itWassignificancetostudytheeffectoforganicmaterialonsoilorganiccarbonaccumulat

4、ionandchangingruleTiffspaperstudiedtheeffectoforganicmaterialdifferentapplicationamountonblackorganiccarbonaccumulationandchangingruleduringthreeyearsincubationExperimentationwithdifferentorganiccarboncontentwascomprised

5、offourtreatmentsaSfollows：0％(noorganicmaterialapplication)，036％(50gramorganicmaterialapplication)，072％(100gramorganicmaterialapplication)，and108％(150gramorganicmaterialapplication)Thetotalorganiccarboncontentofeverysoili

6、ncreasedgreatlywithincubationtimeprolongandtheincreaSingquantitiesoforganicmatetlal，whichshowedaremarkablelinercorrelationTotalorganiccarboncontentincreaSedwithorganicmaterialapplication，sample1，2and5wereaboveO36％，andsam

7、ple3and4wereabove072％；Totalorganiccarboncontentofsample6and7keptbaSicallythelevelofCKorwaSabithigherthanCKTheheavyorganiccarboncontentofeverysoilincreasedgreatlywithincubationtimeprolongandtheincreaSingquantitiesoforgani

8、cmaterialTheheavyorganiccarboncontentofsample1，3and5WaSlowerthanthatofCKallthetimeTheheavyorganiccarboncontentofsample2and7WasequaltothatofCKTheheavyorganiccarboncontent，whichaddedorganicmaterialaboveO36％inthesample4and6

9、，WaShigherthanthatofCKItcouldbefoundthatthehigherorganiccarboncontent，thebiggercomplexquantityComplexquantityandadditionalcomplexquantityofsample1，2and3increaSedwiththeincreasingquantitiesoforganicmaterialComplexquantity

10、ofsample4increased，butadditionalcomplexquantitydecreaSedComplexquantityandadditionalcomplexquantityofsample5，6and7werethehighestunderO72％levelTheLFCofeverysoilincreasedwiththeincreasingquanttesoforganicmaterialwhichshowe

11、daremarkablelinercorrelationThepercentcontentofLFCWas349％～3586％，andheavyorganiccarboncontentWaS6414％～9651％Keywords：organicmaterial；blacksoil；organiccarbon：heavyorganiccarbon；organomineralcomplexesGraduatestudent：XiaGuofa