A Case Study on Characteristics and Countermeasures of Environmental Degradation in the Heihe River Basin, Northwestern China
QI Shanzhong, WANG Tao, LUO Fang, LUO Wanyin, GUO Jian
PROGRESS IN GEOGRAPHY ›› 2004, Vol. 23 ›› Issue (1) : 30-37.
A Case Study on Characteristics and Countermeasures of Environmental Degradation in the Heihe River Basin, Northwestern China
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