南水北调西线工程对黄河中上游地区的生态经济社会的预计效应
雒天峰, 陈克恭

Estinated eco-economic and social effects of the West Route of the South-to-North Water Transfer Project to the upper-mid reaches of the Yellow River
Tianfeng Luo, Kegong Chen
图4 西北旱区农牧业可持续发展分区18
Fig.4 The division of sustainable development of agriculture and animal production in northwest arid area18