搜索
1,2,2,2(11,100083;21,530011):,SPOT5ALOS,,GIS,,,(),,,,,,,,():;;:TP79:S758:A:1002-6622(2009)02-0106-05Large-scaleForestResourcesMonitoringbyMeansofSpatialSamplingofHi-resolutionRemoteSensingImagesLIChungan1,2,CHENQi2,TANBizeng2(11KeylaboratoryforSilvicultureandConservationofMinistryofEducation,BeijingForestryUniversity,Beijing100083,China;21GuangxiForestInventory&PlanningInstitute,Nanning530011,China)Abstract:Inordertomonitorforestresourcesdynamicchangesattheregionlevel,suchasaprovince,spatialsamplingwasusedinGISenvironmentforhi-resolutionremotesensingimagesofSPOT5andALOS,whilehistoricalsurveyingdataandotherdatawereusedasancillarydata.Theattributesofsamplingspotsincludedlanduse/covertypesandspeciesgroupsandothersweredeterminedbyvisualinterpretation,thusareasofforesttypesandtheirconversionmatrixwereattainable.Furthermore,timbervolumeswereestimatedwiththeareasofforesttypesandvolumeper-hectarederivedfromtheanalysisofhistoricalsurveyingdata1Theapplicationindicatedthatifhi-resolutionimagesandhistori2calsurveyingdatawereavailable,thepresentmethodhasadvantageindynamicanalysis,andisefficientandhashighaccuracy.Itisalsosuitabletomonitorforestresourcesatlocallevel,suchasacounty1Keywords:forestresourcesmonitoring,remotesensing,spatialsampling:2009-02-12;:2009-04-13:(30872023);(200246):(1962-),,,,200942FORESTRESOURCESMANAGEMENTApril2009No12,()5,()10,5,,,,,,510a,,,,,[1-3],,Landsat5/7TM/ETM+,SPOTVEGETATION,MODIS,NOAA,[4-7],,[8],,,,1111,1042411204,20542624,23167km2,,,,,,,16152311,10802000mm,;,;,1121)SPOT5ALOS,215m()/10m(),SPOT540,ALOS55;2)200620071:1770;3)20002005,;4)2008,;5)200822111)112),(),()3),()4)GIS,,,(6km8km,4946),701..2008...2003...2004.2:5),,,6),102,20071020081,20061020072,,7)8),/21220002005,()(),,20002005,2008,113,:96158%,97107%,,2008,31120082005(2005,20062008,3)2195hm2,0120%31114hm2,3137%,1200552171%200854119%120052008hm2:200815061499551499271152813430174358137331195331154018387143128415620051509144924135894158291771513735610132811549148481011161221252150-21953111432157-11431513721363180-16133-7118-2817932106/%-012031373164-418010010001661116-33100-14196-241772156:801220052008(2),2008:1)2005()38191hm2,()4180hm2;2)200518125hm2;3)11153hm2;4)20054180hm222005200820051862176537749136215821323271168367814582154110391110110040193472422442174218044211797200520083,2005,27138hm2,2008,,,14141hm220052008,3136hm2,6125hm2,,2188hm2,3136hm2,5318%;0196hm2,717%;1144hm2,1115%312200820054788170m3,914%,5331138m3,1114%;215176m3,12219%;,805121m3,46177m33320052008()20052008/m3/hm2/m3/hm2/m3/m3/m3/hm2/m3/hm2/m3/m350120118894158468741021513717614330691745584514894514152206156311233921232461721058118212011310565143114416139116401381251861162311711441712193771911721959287142811690149111521261961481107915161257217577312049103773120305418780171305418722413195386126223521874181611092257517436710222300114201662751635581156314135491690196814637821096318937551452188261643451411021803451413931421111453931429012::1),32157hm2,35m3,1100m3;2),2008,,2281167m3,47164%;3)1995,,,,;4),,1010%,18192%,4411,,,,;,,,/,1)95SPOT5ALOS,2008,,Landsat7ETM+,1,SPOT5ALOS,ALOS,,2),,,,,,,,,412,SPOT5A2LOS,(),,,,(),012()012(),,,,,,,,,,,413,GIS,,,,,,,(),;,,,51),(127)01123,,,,,,,,(),,,:[1],,,.[J].,2003,22(4):68-72.[2].ArcGIS[M].:,2006:196.[3].[M].:,2000:151.(110),,,Landsat7ETM+,,2),,3),,,,:[1],,,.[J].,2002,24(5/6):147-155.[2],,.[J].,2002,24(5/6):156-159.[3],.[J].,2005,18(3):33-37.[4]KohlM.ForestInventoryandMonitoring[M].EncyclopediaofForestScience,2004:403-409.[5]SmithWB.Forestinventoryandanalysis:anationalinventoryandmonitoringprogram[J].EnvironmentalPollution.2002,116(suppl1):S233-S242.[6]TomppoE,CzaplewskiRL.Potentialforaremote-sensing-aidedforestresourcesurveyforthewholeglobe[J].Unasylva,2002,53(210):16-18.[7]SievanenT.Inventory,MonitoringandManagement[M].Encyclo2pediaofForestScience,2004:958-964.[8],.TM[J].,2004,8(5):458-464.7212:GIS