SWAT model was used to evaluate agricultural non - point source pollution of Daning River watershed.
以大宁河流域为研究区域，应用SWAT模型进行了流域农业非点源污染负荷的模拟计算。
In narrating the base of idea and characteristic of non-point pollution, the existing condition of model research of non-point pollution in agricultural environment at home and abroad is discussed.
在阐述非点源污染的概念、特点的基础上，对国内外农业环境非点源污染模型研究现状进行了综述。
This paper reviews the development of research of agricultural non-point pollution source model, and points out the future research direction.
本文概述了国内外的农业非点源污染模型研究的历史和现状，并指出了农业非点源污染模型的研究方向。
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