人工湿地对农业非点源污染中几种污染元素的控制

Application of constructed wetland in treating pollution factors in agricultural non-point source pollution

文章介绍了农业非点源污染的成因及其危害,指出人工湿地对农业非点源污染中几种主要污染元素的控制具有重要作用,是控制农业非点源污染的一种行之有效的技术。由于其造价低、运行简单以及管理方便,在我国尤其是广大城镇和农村地区具有广阔的应用前景。

The paper briefly introduced the causes and the harms of agricultural non-point source pollution,pointed out that constructed wetland plays an important role in several main pollution factors controlled in agricultural non-point source pollution, and the constructed wetland is proved to be an effective technology in controlling agricultural non-point source pollution. Because of its low-cost, easy operation and management, the constructed wetland will be widely used in countryside.