摘要:Recently, the construction of ecological civilization has been paid more and more attention. The constructionof ecological river offers a new effective and ecological environmental method for river management andplanning. Riparian vegetation can conserve soil and water and purify water quality. It also has a good repairfor the ecological system. However, vegetation will recede the watercourse’s capability of flood discharge.So, it is more important to study the effect of vegetation on flow characteristics. On the base of the formerstudy, the localization is summarized, and the direction of future is drawn.