Verification of Net Primary Production Estimation Method in the Mongolian Plateau Using Landsat ETM+ Data

(整期优先)网络出版时间:2004-02-12
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Weplantoestimateglobalnetprimaryproduction(NPP)ofvegetationusingtheAdvancedEarthObservingSatellite-Ⅱ(ADEOS-Ⅱ)GlobalImager(GLI)multi-spectraldata.WederiveanNPPestimationalgorithmfromgroundmeasurementdataontemperateplantsinJapan.Bythealgorithm,weestimateNPPusingavegetationindexbasedonpatterndecomposition(VIPD)fortheMongolianPlateau.TheVIPDisderivedfromLandsatETM+multi-spectraldata,andtheresultingNPPestimationiscomparedwithgrounddatameasuredinasemi-aridareaofMongolia.TheNPPestimationderivedfromsatelliteremotesensingdataagreeswiththegroundmeasurementdatawithintheerrorrangeof15%whenallabove-groundvegetationNPPiscalculatedfordifferentvegetationclassifications.