Wetland ecological island technology was taken to treat malodorous water from Wangshan River in Kunshan City,and researched the effect on water quality.The results showed that after the commissioning and operation for more than ten months,the river water quality was significantly improved.Main water quality indexes such as COD,TP and NH3-N reached the class Ⅲ to Ⅴ criteria specified in the Environmental Quality Standards for Surface Water(GB 3838-2002) .The river ecosystem composed of emergent and submerged...