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Application of FY-3A/MERSI Satellite Data on Drought Monitoring in Chongqing City
Author(s): 
Pages: 271-273,278
Year: Issue:  10
Journal: XIANDAI NONGYE KEJI

Keyword:  FY-3A/MERSI植被供水指数CI指数干旱监测;
Abstract: 利用FY-3A/MERSI数据基于植被供水指数法(VSWI)对2010年夏季重庆地区干旱进行监测,并结合综合干旱指数CI,建立了新的拟合干旱指数(VSWIC).反演结果与全市同期170个土壤墒情监测站的土壤湿度资料进行了对比.结果表明:FY-3A/MERSI卫星资料能够客观反映重庆地区旱情的空间分布和动态发展过程,植被供水指数和对应实地观测的10、20cm土壤持水百分含量之间有较好的负相关关系,其...
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