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Why Pinus sylvestris var.mongolica plantation forests in southeastern Keerqin sandy land of China de
【机 构】
:
Institute of Applied Ecology, Chinese Academy of Sciences,Shenyang 110016, P.R.China
【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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