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family forest farm
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family forest farm
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管理学
林业租赁经营
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family forest farm
家庭林场
以家庭经营为基础,以家庭成员为主要劳动力,以林业生产经营为其家庭主要收入来源或投入方向,利用家庭承包林地或流转林地,从事具有一定规模化、集约化、商品化水平的新型林业经营主体。
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nitro-compound
nitrofen
nitrofurans
nitrogen
nitrogen 13
nitrogen-13
nitrogen anaesthesia
nitrogen and phosphorus interception from pasturage
nitrogenase
nitrogenated fuel
nitrogen balance
nitrogen balance index
nitrogen branch
nitrogen-containing flavor
nitrogen-containing organic compounds
nitrogen cycle
nitrogen cycling
nitrogen deposition
nitrogen deposition experiment
nitrogen dioxide
nitrogen dioxide photolysis
nitrogen dioxide pollution
nitrogen fertilizer
nitrogen fixation
nitrogen fixation by free-living bacteria
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