阐述了环境经济手段在我国农业非点源污染控制中应用的必要性和可行性。
The necessity and feasibility of special environmental economic policies to control agricultural non-point source pollution were briefly analyzed.
定量描述大豆生物固氮量对于施肥管理以及农业非点源污染控制具有十分重要的意义。
It is important to quantitatively characterize biological nitrogen fixation (BNF) of soybean for farmland fertilizer management and non-point source pollution control.
象农业使用中飘散的杀虫剂这类“非点源”污染又如何控制？这更是个长久和难缠的辩论题。
How to regulate "non-point source" pollution, such as pesticides from agricultural run-off, is a continuing, and harder, debate.
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