基于水資源合理配置的黑河下游生態(tài)恢復(fù)研究.pdf

1、河海大學(xué)博士學(xué)位論文基于水資源合理配置的黑河下游生態(tài)恢復(fù)研究姓名：李云玲申請學(xué)位級別：博士專業(yè)：水文學(xué)及水資源指導(dǎo)教師：謝悅波裴源生20050501河海大學(xué)博士論文基于水資源合理配置的黑河下游生態(tài)恢復(fù)研究AbstractInthisdissertationbyadoptingthemethodoffieldinvestigationcombinedwithofficeanalysisandsimulation，GIStechnology

2、astheplatformofprocess，analysisandsimulationofkeydata，andmodemlandscapeanalysistechnology，especiallytheanalysisofthebalanceoflandscapeengrossandsupply，ecologyevolvementsituationindownstreamofHeiheriverisanalysed：throught

3、heanalysisofdrivemechanismofecologyevolvement，itshowsthatecologydepravationoccuringdownstreamofHeihefiveristheresultofsyntheticaleffectofthefrailecologyenvironmentbackgroundandirrationalhumanactivityespeciallycausedbyhum

4、an’SoverimpropriationofwaterresourcesOperationmechanismofmoistureecologyisalsoprofoundlyanatomisedinthisdissertationBasedonthenumericalsimulationsystemofgroundwaterfortheplainregionindownstreamofHeiheriverthemodelsystema

5、ndGIS，distributionmapofburyofgroundwaterandvegetationaresuperposed，thedriveofburyofgroundwatertotheevolutionofvegetationcommunityisanalysedfromtheallgleofspatialdifferentiation，andtheLOGSTICfitfunctionembodyingtherelatio

6、nshipofthecoverageofvegetationcommunityofturfforestland、openforestland、shrublandandburyofgroundwaterisbuilt；Guidedbythetheoryofoasis‘‘zoneandlayerstmcture”，thedynamicinfluenceofthedistancefromwatersourcetothedistribution

7、oflandscapeisprofoundlyrevealedOnthebasisoftheanalysisofecologyevolvementandinteractioneffectofmoistureecology，dependingonthespatialdecision—makingofGIS，theecologyprotectionandrestorationobjectindownstreamofHeihefiverbas

8、inisfurtherestablished。Basedontheobjectofecologicalrestoration，theconceptofEcologicalWaterRequirementisdefinedfromtheangleofscienceofwaterresourcesIntheregionindownstreamofHeihefiverwimecologydegradation，EcologicalWaterR

9、equirementincludesnotonlythepartfortherestorationofnaturalvegetationecologysystemandriversandlakesecologysystem，butalsothepartfortherestorationofgroundwaterlevelThequantitiesofwaterfortheabovethreepartsarecalculatedaccor

10、dingtodifferentEcologicalWaterRequirementfordifferentrestorationobjectsint11ewaterdistributioninfluenceareaindownstreamofHeiheriverbasinThebasicthoughtofecologicalrestorationsimulationmodelindownstreamofHeiheriverbasin，w