洞庭湖濕地生態(tài)恢復(fù)模式與綜合效益評(píng)價(jià)研究.pdf

1、西南大學(xué)碩士學(xué)位論文洞庭湖濕地生態(tài)恢復(fù)模式與綜合效益評(píng)價(jià)研究姓名：楊祎申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：水土保持與荒漠化防治指導(dǎo)教師：何丙輝周金星20080501AbstractStudyonthesystemofEcologicalRestorationforWretlandsofDongtingLakeAreaandtheintegratiVeAssessmentonitGraduatestudent：YangYiSuperVisor：Pro

2、fHeBing—huiProf、：；：ZhouJingxing’一‘，AbstractWetlandisa帥iqueecoSystemricheStinbiolo舀caldi、，ersit)r鋤dthemostimportantlivingenVironmentofhum鋤s’haVeenomo吣resourcepotemial鋤denviro啪ental，sociaI，economicfunctionItnotonlyoffers、，

3、撕ousfeSourcesofproductionandlife，butals0plays齟importantrolethatcannotbereplacedbyotherecosystemsinresistingflood，regulatingmno或improVingenVironment，controllingpollution，protectingdiVerSityofspecies卸dgene，maintainingregio

4、naIecol99icaIbalaJlce鋤dsoonTheto倒areaofnatumlwetlandsinchinais3484104hIn2，WhichisrankedfirStinAsi卸a11dthef0哪hgloballyChjnaisoneoftherichestcountries湯wetlandsresources，h豳a11typesofwetlaIlds，enrichesinbiologicaldiVersi妙How

5、ever舾thewiseIessutilizationanddestructionof、^，etl鋤ds，resultsshowthatthetotalareaofnaturalwetlandsisdecreaSedSincel949t0nowabout2652xl04hm2naturalwetlandhaSbeendiminishedWetlandsresourcesinChinaisintheprocessofloSt鋤ddeg硼a

6、tiorL，InordertofunherprotectwetIalldreSources鋤dpr0Videscientificf0帥dationfordecisionmal(ers，ttlisstudybaSeduponsustainabledeVelopmenttheory，usingreferencesofwetlandeconomical笛Sessment，wetlandecologicalhealthaSsessment鋤de

7、nVironmentimpact弱sessmentofwetland，tobuild鋤印proachofintegrative弱sessmentforpr01攻tinganduti“zationofwetlallds陀sources，integratedbenef；tsforecologicalrestorationofDon鰣ngLakeWetlandFivestudyareawerechoseninthisresearch，repr

8、esentedfiVedj療eremtypesofwetland，includingLakewetl卸d’RiVerwetland，beachwetland，man—madewetland1’hepurposeofthis咖dyist0(1)establish柚inte伊ativeaSsessmentindicatorsystemforecologicalrestoration卸dutilizationofwetlandsresourc

9、es；(2)weighteachindexofdifferentleVelsintheindicatorsystem；(3)quanti毋ea!chindex；(4)calculacethesuStainableabilityofeachstudyareaTbhelpinthispmcess，TheAnal”icHierarchyProcess(AHP)modelisused(5)BasedonthechaTacteriSticofea