元代以来黄土塬区沟谷发育与土壤侵蚀

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桑广书, 甘枝茂, 岳大鹏

Gully Development and Soil Erosion in the Loess Yuan Region since Yuan Dynasty

SANG Guang-shu, GAN Zhi-mao, YUE Da-peng

干旱区地理 . 2003, (4): 355 -360 . DOI: 10.13826/j.cnki.cn65-1103/x.2003.04.011