基于适宜性分析的苍南县绿地生态网络规划研究-城市规划与设计专业论文.docx

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2018-05-05 发布于上海
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基于适宜性分析的苍南县绿地生态网络规划研究-城市规划与设计专业论文.docx

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基于适宜性分析的苍南县绿地生态网络规划研究-城市规划与设计专业论文

ABSTRACTThegreenspaceecologicalnetworkprovidesanimportantspacesafeguardforrecreationalgreenspaceandecologicalprotectionofgreenspace.Itsrationallayoutcannotonlyreducethedegreeoffragmentationofgreenpath,improvegreenspacelayout,improvetheecologicalnetworkconnection,butalsohelptolimittheunlimitedexpansionoftheurban,therebyenhancingtheecologicalvalueofurbanecosystemtosomeextent.ThepapertechnicalsupporttoFragstatsandGIS,combinedwithfieldresearchofthestudyareaforclassificationinterpretoftheremotesensingimagetogetstudyarealandscapetypemap.First,analyzedthelandscapepatterninCangnanCountry.Thenselected5ecologicalsuitabilityevaluationfactorsforevaluation,integratedweightedtogetanecologicalsuitabilitymapasaconsumersurface,thensimulatethepotentialecologicalnetworkinCangnanCountry.Andcombinedwithlandscapepatternanalysis,analyzedthespatialdistributionofecologicalcorridorsandgreenpatches.Finally,basedontheaboveanalysis,integratedtheoryoflandscapeecology,proposerationallayoutrecommendationsoftheoveralllayoutofgreenspaceecologicalnetworkinCangnanCountry.Theresearchresultsshowthat:(1)Thedifferentlandscapetypesonboththenumberanddistributionareimbalances.CountiesintheplainsofNorthernandNorth-Easternregionsoflandforbuilding,transportation,wateraremostconcentrated,causingfragmentationofgreenplaqueintheregioninserious.Thegreenplaqueareaislargerintheregion, butthedistributionisuneven,especiallyintheCentralandWesternregionslackthenumberofgreenplaque,theconnectiondegreebetweentheplaqueisnotenough.(2)Proceedingfromoverallregionallandscape,identifiedthegreenspaceecologicalnetworkplanninglayoutof“twobelts,fivehorizontal,eightvertical,multi-point”, andtobuildit.“Twobelts”constructionofcoastalprotectionshelterbeltsandmountain-typecorridor;“Fivehorizontal,eightvertical”fromroad corridorandriver corridortobuild; “multi-point”fromsevenaspects-parks, attachedgreenspace,theothergreenspace,villagegreen,ecologicalforest,greencovermine,farmlandshelterbelttobuilt.Inordertobuildurban-ruralintegrationofgreen