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大气科学  1999 

卫星遥感结合地面资料对区域表面动量粗糙度的估算

DOI: 10.3878/j.issn.1006-9895.1999.05.14

Keywords: 动量粗糙度,植被指数,区域分布

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Abstract:

利用地面湍流观测资料估算了黑河实验区几个典型下垫面的局地地表动量粗糙度,与卫星观测LandsatTM资料相结合得到了由标准化差值植被指数(NDVI)计算地表动量粗糙度的经验关系式,进而估算了实验区夏季和近冬季的地表粗糙度的区域分布,并对所得关系式进行了合理性检验。

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