论华北农牧交错区退耕区域生态系统生产力的演替与增进机制
杜 雄,张立峰
Succession and Enhancement Mechanism of Ecosystem Productivity after De-farming in the Ecotone between Agriculture and Animal Husbandry of North China
中国农业科学
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2007, (12): 2788
-2795
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DOI: 10.3864/j.issn.0578-1752.au-2007-00490
