黑岱溝露天礦排土場不同植被配置對土壤養(yǎng)分和土壤水分影響研究.pdf

1、內(nèi)蒙古農(nóng)業(yè)大學碩士學位論文黑岱溝露天礦排土場不同植被配置對土壤養(yǎng)分和土壤水分影響研究姓名：姚敏娟申請學位級別：碩士專業(yè)：草業(yè)科學指導教師：李青豐張樹禮20070501EffectsofDifferentVegetationtypesonSoilNutrientsandSoilMoistureofDumpingSiteinHeidaigouOpencastMineAbstractTheeffectsofdifferentvegetatio

2、ntypesartificiallyestablishedindumpingsiteonsoilnutrients、soilwatercontent、soilmoistureavailabilityandsoilwaterstoragecapacityinHeidaigouopencastminewereexaminedTheresultsWeleasfollows：soilorganicmatter、soiltotalN、soilto

3、talK、soilquickN、soilquickPandsoilquickKcontentsofdifferentvegetationtypesweresignificantincreasedexpectsoiltotalPcontentincomparisonwithoriginalundisturbedsoil；SoilnutrientsinPinustabulaeformisCarrHippophaerhamnoides厶Her

4、bagestypewasthebestInsoilprofilesofdifferentvegetations。thedeeperthesoillayerwasthesmallersoilwatercontentvariationrangewas；SoilwaterutilizationlayeroforiginalvegetationwasthickerthantheartificialvegetationsAstoseasonalv

5、ariation，differentvegetationtypeswasobviouslyalike，plantgrowingseasoncanbedivideintothreeperiods：soilmoistureconsumptionperiod，soilmoisturecompensatoryperiodandsoilmoisturelesseningperiodDifferentvegetationscanbearranged

6、inthehightoloworderofsoilmoistureavailabilityas：Herbages、PinustabulaeformisCarr、PinustabulaeformisCanHerbages、originalCaraganamicrophylla、PinustabulaeformisCartHippophaerhamnoides上JHerbages、originalPopulusalbaLvatpyramda

7、lisBge、HippophaerhamnoidesL、Populusalba￡vazpyramdalisBge、PopulusalbaLvatpyramdalisBgeHippophaerhamnoidesLHerbagesSoilwaterstoragewaslessthansoilwaterdeficitinallvegetations：Herbagestypesoilwaterdeficitandstoragewereneare

8、stindifferentvegetationsPopulusalbaLvatpyramdalisReHippophaerhamnoides￡，HerbagestypewasfarthestKeywords：DumpingSite；landreclamation；SoilNutrients：Soilwatercontent；Soilmoistureavailability；SoilwaterstorageSupervisedby：L10