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Hydraulic geometry change of a large river: A case study of the upper Yellow River EI期刊论文
2012
作者:  Wang Suiji
收藏  |  浏览/下载:26/0  |  提交时间:2012/11/23
Temporal and spatial distribution of cropland-population-grain system and pressure index on cropland in Jinghe watershed EI期刊论文
2008
作者:  Min Qingwen;  Geng Yanhui
收藏  |  浏览/下载:14/0  |  提交时间:2012/06/11


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