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巴音布鲁克草原主要植被NDVI变化与气候因子的关系

DING Tao,LI Yuan, LIU Yan

Remote Sensing Information(2009)

Cited 10|Views19
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Abstract
利用GIS和遥感技术建立巴音布鲁克草原高寒沼泽、高寒草原和高寒草甸三种典型植被1982~2000年月合成NOAA-AVHRR归一化植被指数(Normalized Difference Vegetation Index,NDVI)时间序列。利用月合成NDVI的多年均值分析了三种典型植被NDVI年内季节性变化规律。同时,收集同期巴音布鲁克气象台降水量、气温、0~20cm浅层地温及日照时间,在区域尺度上分析巴音布鲁克草原典型植被覆盖变化与这些气候因子的关系,揭示气候变化对该区域植被覆盖变化的影响。
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Key words
shallow ground temperature,air temperature,precipitation,sunlight time,bayinbuluk grassland,chill meadow,chill swamp,chill grassland,GIS,NDVI,remote sensing
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