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31,1,2,2(1.,100102;2.,100091):2002,:(1hm2),,59.86%;15hm2,33.4%,10hm24.2%15hm210hm2,37.6%39.6%20%30%,41.7%,24.8%;60%32.8%;20%,8.51%:,,,,,,,,:;;;;:S731.2:A:(K)09088(1002-1264)(2009)05-0007-04AnalysisofLandscapePatternofUrbanVegetationinYangzhouCityCAIChun2ju1,PENGZhen2hua1,2,WANGCheng2(1.InternationalCenterForBambooandRattan,StateForestryAdministrationKeyLaboratoryofScienceandTechnologyofBambooandRattan,Beijing100102,China;2.TheResearchInstituteofForestry,ChinaAcademyofForestry,Beijing100091,China)Abstract:ThedistributioncharacteristicsandlandscapestructureofurbanvegetationinYangzhouCitywerestudiedin2002.Theresultsshowedthattheurbanvegetationinbuilt-upurbanareasmostlyconsistedofsmallpatches(1hm2)covering59.86%ofthetotalnumberofgreen-landones,patcheswithsizeof15hm233.4%andlargepatches(10hm2)only4.2%.Theurbanvegetationwasmainlycomposedbyvegetatedpatcheswithsizeof15hm2andlargepatches(10hm2),whichcoveredseparately37.6%and39.6%ofthetotalgreenvegetationarea.Therichestpatcheswithgreeningrate20%30%madeup41.7%oftotalnumberofgreen-landpatchesand24.8%ofthetotalgreenvegetationareas.Green-landwithgreatergreeningrate(60%)hadlargeareamakingup32.8%ofthetotalgreenvegetationareas,andgreen-landwithsmallergreeningrate(20%)mainlycomposedbymanysmallpatches,whichsummedup8.51%.Theresultsindicatedthatthediversityindexofurbanvegetationwashighandnodifferenceinthegreen-lands,thevegetationlandscapestructurefromtheolddistrictstothenewoneswerecharacterizedwithlargergreenvegetationareasandmediapatchareas,smallerdegreeoffragmentation.Urbangreeningconceptwasbeingincreased.TheemphasisofurbangreeninginYangzhouCityweretoreconstructvegetatedpatchesintheGuanglingDistrictfortheconnectionesamongvariouspatchesandtobuildnewvegetatedpatchesandwoodedcorridorsintheWeiyangDistrictandHanjiangDistrictinthenearfuture.Keywords:YangzhouCity;urbanvegetation;patch;landscapestructure;fragmentation,,,GIS,,7225200910URBANENVIRONMENT&URBANECOLOGYVol.22No.5Oct.20093:(2006BAD03A0603):2009-03-11;:2009-05-13:,,,,,,1,11926,3224,,,2480,100,32002,53.50km2,34.3%,37.9%,9.2m2,[1]22.1(CJJ/T852002)[2],,7,,;2002,[3][4][5],0.25hm20.250.50hm20.500.75hm20.751hm215hm2510hm210hm27;2%20%20%30%30%40%40%50%50%60%60%6[6]2.2Shannon-Weaver,[6-8],,[9-11],[11-13]:2.2.1CD(km/km2)CD,2.2.2PD,PD,2.2.3PV,PV,2.2.4MPS2.2.5FN,FN,33.111(hm2)(hm2)(hm2)()0.250.130.240.01103(22.63%3)0.250.500.370.500.2593(19.16%3)0.500.750.620.750.5143(10.22%3)0.751.000.891.000.7639(7.85%3)1.005.002.395.001.04136(33.40%3)5.0010.007.168.905.3010(2.56%3)10.0032.61136.4310.0617(4.20%3)3(1hm2)(15hm2)(1hm2),59.86%,(44%)(6.0%)(6.0%),0.50hm241.8%(15hm2)33.4%,(14.1%)(6.4%)(6.2%),,,10hm24.2%,,,,(2):30%64.3%,82252009(1hm2),20%,85.26%;20%30%,73.14%,30%35.6%,(15hm2)2(hm2)(%)2%20%20%30%30%40%40%50%50%60%60%0.2545.2618.2915.2820.0020.0010.710.250.5030.5329.148.3310.0020.000.000.500.754.2112.576.9420.0010.007.140.751.005.2613.146.947.500.0010.711.005.0012.6325.1452.7832.5040.0053.575.0010.000.000.575.560.000.007.1410.002.111.144.1710.0010.0010.71(%)22.641.717.19.52.36.73.2(1),1hm2,84.9%,(15hm2)37.6%,(10hm2)39.6%1,60%20%40%32.8%,20%30%30%40%,24.8%20%20%8.51%,,3.33.3.13,(WY)(GL)(HJ)3:,43.73%;29.50%26.77%3:,,3(GL)(WY)(HJ)(hm2)176.89151.46186.87(hm2)94.1129.3326.26(hm2)151.31184.17125.32(hm2)84.1543.7177.5(hm2)4.5132.1129.79(hm2)110216.39621.14(hm2)66.04055.6(%)26.7729.5043.73,,,3,,,,,,,,3.3.23(4),,,,,1122.48hm2,,,1.36%,,3,4(GL)(WY)(HJ)(km2)6578824(hm2)687757.171122.48()274182149(/km2)4.2152.3330.133(hm2)2.514.167.533(hm2)94.1129.3326.26(km)65.64030.79442.706(km/km2)9.5554.0673.771(%)10.579.711.36(ind/hm2)109.16343.75019.7791.7641.6191.3880.9060.8320.7131.0401.1141.233,,1.51,1.84;,1.7722.79,;9,13.7%,,,,,,,,,,,,,,,3.031.83,,,,,,41),(1hm2),,,,(10hm2),(1hm2)60%;1hm2,84.9%,(15hm2)1/3(10hm2)39.6%,4.2%,,,,,,,,,2),30%,2/3,1/3,20%30%,41.7%,24.8%;20%8.51%,,30%,,,3),,,,;,,;,,,,,,;,4)3,,,,2080,2000,,,,[1].[EB/OL].[2]CJJ/T85-2002,J185-2002,[S].[3],,.[J].,2007,29(6):93-98.[4],,,.[J].,2007,29(2):88-93.[5],,,.[J].,2006,25(11):1358-1363.[6],,,.[J].,2002,30(3):127-130.[7],,.[J].,2000,11(1):127-130.[8],,,.[J].(),2008,32(3):79-82.[9]NagendraH,PareethS,GhateR.PeoplewithinParks-ForestVilla2ges,LandCoverChangeandLandscapeFragmentationintheTado2baAndhariTigerReserve[J].IndiaAppliedGeography,2006,26(2):96-112.[10]CousinsSAO.PlantSpeciesRichnessinMidfieldIsletsandRoadVergestheEffectofLandscapeFragmentation[J].BiologicalCon2servation,2006,127(4):500-509.[11],,,.[J].,2005,16(11):2066-2070.[12],.[J].,2002,24(3):53-56.[13]PardiniR,deSouzaSM,Braga-NetoR,etal.TheRoleofForestStructure,FragmentSizeandCorridorsinMaintainingSmallMammalAbundanceandDiversityinAnAtlanticForestLandscape[J].Biol.Conserv.,2005,124(2):253-266.:(1975-),,,,,,10012252009