Distribution pattern of main hydrophyte resource in mianyang city .

绵阳市主要水生植物资源分布格局。

Hydrophyte a plant found growing in water or in extremely wet areas .

水生植物：是生长在水中或是极端潮湿的环境中的植物。

The hydrophyte landscape value and purification function .

水生植物的景观价值及净化作用的研究。

The species of hydrophyte for controlling the agricultural non-point source pollution and their mechanism were analyzed . The characteristics and efficiency of different hydrophyte ecological engineering mode were discussed . On this basis , the flow , research emphases and directions of the agricultural non-point source pollution control were proposed .

分析可用于农业面源污染治理的水生植物种类及其作用机制,探讨不同的水生植物生态工程模式的特点与效率,并在此基础上提出关于农业面源污染治理流程及下一步研究重点与方向。