Spatial distribution and temporal changing of vegetation cover in Xilinguole steppe region
WANG Haimei, LI Zhenghai, HAN Guodong, XU Tian, YAN Jun
Ecology and Environmental Sciences . 2009, (4): 1472 -1477 .  DOI: 10.16258/j.cnki.1674-5906(2009)04-1472-06

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