河道生态修复模式研究以甘肃天水藉河为例

©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(2008)03-0353-0431,1,2,1,2(1,453003;2,210037):,,,,,,,,:;;;;;:X171.1:A,,,1,,,,,,,2,3,,,,4,()511.1,2600,,,,,6,,,,,,,71.2,,3:2007-03-20;:2007-03-27:(0424490012);(0536530057):(1978-),,,,,.E-mail:[e-mail]:.E-mail:[e-mail]©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(1)1Tab.1Principlesoftheschematicdesign,,,8,,,,;,,,,1.4,,,,1.53:1.5.1,4(1)1200mFig.1Planargraphofthe2002mstandardsectionintheecologicalfilteringareaattheupperreachesA:,,1#,,,9,B:,1#,,;9,;C:,9,,D:,45m,1/3,,,,,,,1#,21.5.2,,(3)3#6#,,,A(0.6m)AB(0.61.4m);,,,,,,45325©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:(1),,,(2),(3),,,(4),,(5),,,(6),104200mFig.4Profileofthe2002mstandardsectionintheecologicalfilteringareaatthemiddlereaches(7),ET-CaR1.5.3,,2#,1.5m,,,,,2,,,,(),(References):1,.J.,2006,23(2):39-45.XiaoSheng2chun,XiaoHonglang.Responseofradialgrowthoflakeshoretama2risktochangesinthewaterenvironmentinextremeandaridregionsJ.AridZoneResearch,2006,28(2):39-45.2,,,.J.,2005,27(2):149-155.SuWeibin,KangFengfeng,MaQinyan,etal.SomethoughtsaboutthelandscapeecologyofwaterrourcesinLijiangRiverJ.JournalofBeijingForestryUniversity,2005,27(2):149-155.3.21J.,1997,19(4):21-24.WangLixian.Comprehensiveadministrationofsmallbasinfacingthe21stcenturyJ.EnvironmentalScience,1997,19(4):21-24.4,,,.J.,2005,26(2):11-13.ZhaoJun,YangKai,TaiJun,etal.WillingnesstopayforecosystemservicesofurbanriverinShanghaiJ.EnvironmentalScience,2005,26(2):11-13.5,,.J.:,2006,33(1):355533:©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:Agric&LifeSci,2006,33(1):35-37.6,,.J.,2002,19(4):26-30.WangZhongjing,WangHaifeng,LeiZhidong.StabilityanalysisofoasisinaridregionJ.AridZoneResearch,2002,29(4):26-30.7,.J.,2006,37(6):49-51.LiuXiaoyan,ZhangYuanfeng.EssenceandindicatorsofthehealthyYellowRiverJ.JournalofHydrau2licEngineering,2006,37(6):49-51.8,.3SJ.,2005,22(1):12-13.XuXibao,ZhangJianming.3SbasedstudyontheecologicalfunctionregionalizationintheShiyangRiverbasinJ.AridZoneResearch,2005,22(1):12-13.9,.J.,2002,19(2):22-24.WangRanghui,WangXiaowei.AnalysisonthestructureofthedesertriparianforestecosystemsJ.AridZoneResearch,2002,19(2):22-24.10,.J.,2003,20(4):29-34.ChengTongfu,ZhangXion2gwen.HydrologicaleffectsonthedegenerationoftheecologicalenvironmentintheTarimRiverwatershedJ.AridZoneRe2search,2003,20(4):29-34.StudyontheModeofEcologicalRegenerationinDrainageBasinACaseStudyintheJiheRiverBasin,GansuProvinceQIAn2guo1,ZHANGYi2chuan1,HUGuo2zhang2,YAOLian2fang1,LUJian2guo2(1.HenanInstituteofScienceandTechnology,Xinxiang453003,HenanProvince,China;2.NanjingForestryUniversity,Nanjing210037,China)Abstract:Inaridareas,theseasonalaspectisprominent,streamflowislow,theself2purificationcapabilityofwatersislimited,andtheecosystemsarerelativelyfragile.Inthispaper,acasestudyontheresearchschemeofregeneratingtheecologyintheJiheRiverBasin,anaridareainGansuProvince,iscarriedoutbasedontheprinci2pleofwaterqualityself2purificationofaquaticplantcommunityandtheregionalizationofecologicalfunctionalare2as.TheresearchapproachisapartofthefirstphaseofecologicalimprovementprojectintheJiheRiverBasin.Thepurposesoftheprojectaretoputforwardacompoundecosystemideabasedontheconsiderationofguaranteeingthewaterconservancyfunctions,thatmeanstomaintainthecontinuityoftheriveranditscommensalcomplementaritywiththeurbanarea,improvethelandusepatternalongbothriversides,regeneratetheecosystems,buildthehar2moniousandstablewetlandecosystemsbymakingoverallplanningandconsideringthelocalconditions,paygreatattentiontotheorganicconnectionbetweenthedrainagebasinandtheexternalenvironment,increasethebiodiver2sityandtheecologicalfunctionsofthewetlandecosystemsinthedrainagebasinsoastoachievethesocialandeco2nomicsustainabledevelopmentinthestudyarea.Atpresent,thefirstphaseoftheprojecthasbeencompleted,andtheprospectedecologicalbenefitsandeconomicreturnshavebeenachieved.Keywords:ecologicalregeneration;plantcommunity;waterquality;aridarea.65325