黑土区典型小流域土壤磷空间分布及主要驱动机制

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1、ClassifiedIndex：Confidential(yes／no)：noCode：10224N0．：120220114DissertationfortheProfessionalMasterDegreeTheSpatialHeterogeneityofSoilPhosphorusandtheMainDrivingMechanismsinaMoWsol肠tershedofNortheastChinaCandidate：LiuWeiSupervisor：SunYankunDegreeCategory：MasterDegreeCollege：Coll

2、egeofResourceandEnvironmentResearchField：UtilizationScienceofAgriculturalResourcesStudyMode：Full-timeHarbinChinaJune2014目录、掣耀芝百087东北农业大学农业推广硕士学位论文致谢⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．3l参考文献⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．32攻读硕士学位期间发表的学术论文⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯

3、⋯⋯⋯⋯⋯⋯⋯⋯．．39IICONTENTSAbstractinChinese⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．IAbstractinEnglish⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯Ill1Introduction⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．11．1PurposeandSignification⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．11．2Thead

4、vanceinheterogeneityofsoilnutrient⋯⋯⋯．．．⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．⋯⋯⋯⋯⋯．21．2．1Thedivingfactorsofspatialvariabilityofsoilnutrient．．．．．．．．．．．．．．．．．．．．．．．．⋯．．．．⋯．．．．．．．．．．．．．．．．．21．2．2Theadvanceintheanalysismethodologyofsoilnutrientsvariability．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．21．2．3Theadvancei

5、nthespatialvariabilityofsoilnutrients．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．42Materialsandmethods⋯⋯⋯．．．⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．．⋯⋯⋯⋯⋯⋯．．82．1Thestudyareasituation．．．．．．．．．．．．．⋯．．．．．．．．．．．．．．．．⋯．．．．．．．．．．．．．．．⋯．．．⋯．．⋯．．．．⋯．．．．．．．．．．．．．．．⋯．．．⋯．．．．．．．．．82．2Soil

6、samplecollectionandmeasurement．．．⋯．．．．．．．．．．．．．．．⋯．⋯．．．．．．．．⋯．．．．．．．．．．．．．．．．．．．．．．⋯．．．．．．．．．．．．．．．82．2．1Soilsamplescollection．．．．．．．．．．．．．．．．．．⋯．．⋯．．．．．．．．．．．．．．⋯⋯⋯．．．．．．．．．．．．．．．．．．．．．．．．．．．．⋯⋯．．．．．．．．．．．．．．．．．82．2．2ThedeterminationofTPinsoil⋯．⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．⋯⋯⋯⋯⋯⋯⋯．⋯⋯⋯⋯⋯⋯⋯．⋯．．9

7、2．2．3ThedeterminationofOlsen．Pinsoil⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．102．2．4ThedeterminationofCaCl2-Pinsoil⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．⋯⋯．⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯l12．2．5ThedeterminationofsoilpH⋯⋯⋯⋯．⋯⋯．⋯⋯⋯⋯⋯⋯⋯．⋯⋯⋯⋯⋯⋯⋯．⋯⋯⋯⋯⋯⋯⋯．⋯112．2．6ThedeterminationofSoilorganicecarbon(SOC)⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．⋯⋯⋯⋯⋯⋯⋯．112．2．7Soilerosio

8、n⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．1l2．3Researchm