
Spatial and temporal variations of drought in Henan province over a 53-year period based on standardized precipitation evapotranspiration index
Benlin SHI, Xinyu ZHU, Yunchuan HU, Yanyan YANG
GEOGRAPHICAL RESEARCH ›› 2015, Vol. 34 ›› Issue (8) : 1547-1558.
Spatial and temporal variations of drought in Henan province over a 53-year period based on standardized precipitation evapotranspiration index
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