黄河源区生态环境变化与成因分析

王根绪, 沈永平, 程国栋

Eco-environmental Changes and Causal Analysis in the Source Regions of the Yellow River

WANG Gen-xu, SHEN Yong-ping, CHENG Guo-dong

冰川冻土 . 2000, (3): 200 -205 . DOI: 10.7522/j.issn.1000-0240.2000.0042