PDF(439 KB)
The Status, Causes and Control of Desertification in the Ortindag Sandy Land to the North of Beijing
CHEN Yufu, CAI Qiangguo
PROGRESS IN GEOGRAPHY ›› 2003, Vol. 22 ›› Issue (4) : 353-359.
PDF(439 KB)
PDF(439 KB)
The Status, Causes and Control of Desertification in the Ortindag Sandy Land to the North of Beijing
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