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farmland pollution
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farmland pollution
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farmland pollution
农田污染
由于生产活动导致重金属以及一些难以除去的其他有毒物质进入农田,使得农田土壤中某些污染物指标超过国家农田土壤环境质量标准,或农作物中某些污染物指标超过国家农产品质量标准而导致农产品质量下降、农田生产力降低,甚至生态环境遭到破坏的现象。
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Northrop Frye
Northrop Grumman Corporation
North's dilemma of institutional change
North Sea
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North-section Water Transfer Project from Biliuhe Reservoir to Dalian City
north seeking pole
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North Song Dynasty Rubbing Album of Lushan Temple Stele
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North-South Transect of Eastern China
North Star
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North to south water transfer project in California
North to south water transfer project in Israel
North Tour and other
Northwest Anti-enemy Bookstore
northwest arid China
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