Plant absorption was not the main mechanism in reduction of both N and P, due to less plant biomass on wetland buffer zone.
缓冲带内的湿地植物量较小，决定了植物吸收并非氮磷去除的主要机制。
Riparian forest belt, as a buffer zone between farmland and water body, should be planted along the rivers that enter Taihu Lake.
入湖河道沿岸两侧建设河岸林带，成为农田与河流间的缓冲带。
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