
The Change of Effectively Irrigated Land Area in China during the Past 20 Years
DU Li-juan, LIU Chang-shun, QIAO Jian-hua, CHEN Xian
Resources Science ›› 2006, Vol. 28 ›› Issue (2) : 8-12.
The Change of Effectively Irrigated Land Area in China during the Past 20 Years
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