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Desertification and Conservational Trial of Yang-cao(Leymus chinesis)Grassland in Northeast China
【机 构】
:
Institute of Grassland Science, Northeast Normal university,Changchun, Jilin Province,130024, People
【出 处】
:
第三届世界生态高峰会(Eco Summit 2007)
【发表日期】
:
2007年12期
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