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20058414()JournalofBeijingNormalUniversity(NaturalScience)Aug.2005Vol.41No.431,4)2)3)1)(1),100875,;2),100093,;3),100091,;4),300191,)1994TM,,3S.:,,.,;,,,;,.;;;3SQ948.113(2002CB111504);(30125036);(30471383);:2004211214,,[1]..,.,[1].,,.(RS)(GIS),.2:,,[2].[3],,,,.,,,,,.,,./[425],,.,..,,,2(IGBP).,1994TM,IGBP[6];,(3S),,.11.1,.30453309N,1023510356E©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.4:405,,337km,2.2km2.,,.,,.1.219946TM,130237,130238,130239.1100[7]1990TM110;51,19882000();,41,19712000().11.3110,(1).30m(DEM),.ERDAS,GPS(1),,IGBP12.GPS,50,,83.1%.Fragstats,.[7],6;,51,AUNSPLIN(ver.4.1)[8].ARCINFO,ARCVIEW,;MTCLIM,(Kriging)[9],49.(NDVI)TM,ERADS,ARCVIEWNDVI,NDVI.22.1(1),95.32%,()4.68%.,(),32.27%,,,10108%;,31.85%,,26.72%,;,28.44%,,15.45%,,4.21%8.78%;,2.76%,,.©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.406()41,,.(1),,,,.(),,01741.41,.,4.963.78;.,51.61,.1/km2/%3470.52515.4543.78246.9081.561474.09077.11098.293945.0474.2081.41210.3951.524190.63782.41599.5381970.9608.7764.96151.1631.593518.68066.74293.4075999.66726.7162.70740.8351.485372.01586.34699.3201152.8485.1341.94716.4991.516273.77477.07298.3064983.07622.1891.87033.8551.499270.54989.13199.8552264.20710.0822.90829.0641.509348.54479.21798.355619.0422.7570.7417.6421.466172.65786.32796.20681.8580.3650.3981.9431.486120.34362.40584.315234.0981.0420.1331.9131.39271.98386.85397.134606.3212.7000.9949.5931.544220.98674.59496.568129.6060.5770.2422.3311.548115.77271.20293.722.,,.,,,1.471.59,,.,,.,518.68474.09.,190.64172.66.,,.().,,,.,86.33,,96.21,,.,,,.,,,.,86.35,89.1399.32,99.86.,6617493.41.,;,.2.2,,.,.:,.2.2.1(GIS),,,,.,,.(2),,,4132.753933.34m;,2590.92m;,2033.34m;©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.4:407,30003300m.,,1165.621148.02mm.,,.,,.,,,731.74mm..3222.16,1633.34.,,.2/m/mm/minmaxarminmaxarminmaxar800.005275.733248.47301.891737.10948.18907.164071.022288.45800.004829.942033.34433.521608.661165.621456.634072.523222.161233.334436.863012.72301.831607.94863.181477.203738.912459.74900.004743.053270.18268.741635.30896.901344.543961.122248.08800.005408.143124.07316.671739.44909.32880.254141.162388.35842.845261.583933.34267.441755.74890.651046.103580.861701.15801.955666.714132.75281.991775.251148.02772.674028.021633.34800.004669.732590.92330.581340.77731.741500.504142.302748.622.2.2,.,,(3).,27.82%26.69%.,38.56%.,35.75%,22.11%.,29133%,21.63%.,28.52%,24.07%.,34.60%,31192%.,50.27%.,61.11%.:,.2.2.3,,[1].3S().(110DEM,DEM).ARCINFOGRID,(Stack),Stack(Stackstats),(4).,,.2.2.4(NDVI)2.3%13.40927.82626.68712.1066.4000.5013.8020.2380.7348.2962.80638.5596.8180.7888.7510.00412.9061.73915.65011.9805.90935.75516.0736.81222.1090.1524.4670.7260.0457.95210.08629.32821.62811.85014.8800.2073.1560.5990.0278.23928.5173.5515.4013.83724.0745.9251.15021.3180.3165.91134.6044.18012.86631.9210.4334.1090.4570.0330.00011.39650.2682.89710.39810.4050.36914.1440.3730.0550.22810.8630.81612.5533.8523.47561.1090.0741.8495.4440.29110.537©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.408()4141.000-0.135-0.0020.581-0.6310.2160.336-0.1351.0000.078-0.1780.1170.068-0.284-0.0020.0781.0000.0180.0080.009-0.0660.581-0.1780.0181.000-0.3930.0920.351-0.6310.1170.008-0.3931.0000.074-0.2410.2160.0680.0090.0920.0741.000-0.0840.336-0.284-0.0660.351-0.241-0.0841.000,NDVI(LAI)[11212].NDVI,Spss,NDVIR20.5412(P0.05)0.5674(P0.05)(2).NDVIR-0.367.,,.23,.:1995TM,:()24%,22.5%,50.5%[5].IGBP,.:,(),32.27%,()31.85%,()28.44%.:,(),.[1],3S,,.,,.,.4[1].[M].:,2001:3532360;4582460[2],,,./[M].:,2000:126[3]SellersPJ,DickinsonRE,RandallDA,etal.Modelingtheexchangesofenergy,water,andcarbonbetweencontinentsandtheatmosphere[J].Science,1997,275:502[4],./[J].,2002,22(3):273[5],,,.:[J].,2003,5(2):100[6]LovelandTR,ZhuZ,OhlenDO,etal.AnanalysisoftheIGBPgoballand2covercharacterizationprocess[J].PhotogrammetricEngineeringandRemoteSensing,1999,65(9):1021[7].:©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.4:40911000000[M].:,2001:66267[8],,.[J].,2004,24(9):1910[9],,.[J].,2004,26(6):19[10].:[M].:,2000:962112[11].[M].:,2003:3872399[12]StomsDM,HargroveWW.PotentialNDVIasabaselineformonitoringecosystemfunctioning[J].InternationalJournalofRemoteSensing,2000,21(2):401ASTUDYONTHERELATIONSHIPBETWEENVEGETATIONPATTERNANDENVIRONMENTINTHEUPSTREAMOFMINJIANGRIVERLiChongwei1,4)LiuLijuan2)SunPengsen3)GeJianping1)(1)CollegeofLifeSciences,BeijingNormalUniversity,100875,Beijing,China;2)ChinesAcademyofSciences,10093,Beijing,China;3)InstituteofForestEcology,EnvironmentandProtection,theChineseAcademyofForestry,100091,Beijing,China;4)Agro2environmentalMonitoringCenter,MinistryofAgriculture,300191,Tianjin,China)AbstractUsinggeographicinformationsystem(GIS),remotesystem(RS)andglobalpositioningsystem(GPS);basedonLandsat5ThematicMapper(TM)satelliteimagesacquiredonJune26,1994;andfactorssuchasaltitude,temperature,precipitationandsoiltype,therelationshipbetweenthevegetationpatternandenvironmentisilluminated.Theresultsareasfollows.Thedominantvegetationtypesaregrasslands,shrublandsandforestsintheMingjiangval