不同因素对和田绿洲蒸散发的影响-研究

《不同因素对和田绿洲蒸散发的影响-研究》由会员上传分享，免费在线阅读，更多相关内容在学术论文-天天文库。

1、两安理T人学硕：Ij学位论文changeablefactorssuchastemperature，precipitation，humidityandtheexpansionofthecultivatedareainrecentyears．Themainresultswereobtainedasfollows：(1)Themeteorological，hydrologicalelementsinHotanoasisfrom1971to2010werereclassified，andthedivisionmanne

2、rsoftwoirrigationregions(ZhaoChangsenandBaiMeng)wereunified(withadifferentdivisionmannerbefore)．WiththeparameterscorrectionmodelofevaporationhydrologicalinHotanoasis，theoasisevapotranspirationfrom1971to2010wassimulated．Theresultsshowthatthemodelissuitabletos

3、imulatetheactualevapotranspirationprocessofHotanoasis．(2)ThecroppotentialevapotranspirationoftheoasiswascalculatedbytheHargreavesequationwhichparameterswerecorrectedonthebasisoftheET0valuefromthePenman—Monteithequation．Thismethodimprovedtheapplicabilityandst

4、andarderrorsofHargreavesequationusedinthespecificregions．(3)TheimpactofclimatechangeontheevapotranspirationofHotanoasiswasanalyzedbychangesintemperature，precipitation，humidityandotherweatherelements；Whiletheimpactofhumanactivitiesontheoasisofevapotranspirati

5、onwasanalyzedbythecultivatedareaexpansionstatusoftheoasiscombinedwith1andusedata．Keywords：DHMHO；Evapotranspiration；Penman—MonteithandHargreavesformula；ClimatechangeandhumanactivitiesThestudywassupportedbyNationalNaturalScienceFoundationofChina(NO．5109176)and

6、NationalNaturalScienceFoundationEmphasesItemofChina(NO．50939004)．2目录目录1绪论⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．11．1研究目的与意义⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．11．2国内外研究进展⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．11．2．1干旱区水资源研究⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯l1．2．2干旱区水文模型研究⋯⋯⋯⋯⋯⋯⋯

7、⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯51．2．3不同因素对蒸散发的影响研究⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯71．3主要研究内容⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．91．4技术路线⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．92研究区概况⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．102．1地理位置⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯102．2气候特征⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯112，3水文特征

8、⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯1l2．4社会经济⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯122．5生态环境⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯122．6／J、结⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．133气候及水文要素演变⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯