Study on Landscape Changes of Huairou Reservoir Watershed in Recent 15 Years

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XIA Bing, YU Xinxiao, LU Shaowei, SUN Qingyan, NING Jinkui

Forest and Grassland Resources Research . 2009, (1): 70 -75 . DOI: 10.13466/j.cnki.lyzygl.2009.01.019