Vegetation restoration since the project of returning cropland to forest in the semiarid Loess Plateau: A case study of Wuqi county, Shaanxi province
XU Zhichao, ZHANG Yan, LIU Xianchun, ZHU Qingke
Ecology and Environment . 2011, (1): 91 -96 .  DOI: 10.16258/j.cnki.1674-5906(2011)01-0091-06

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