设计了一种新方法研究潜流人工湿地植物根系的分布和生物量。
A new device was designed to study root biomass and distribution in the subsurface flow gravel-bed constructed wetland.
同时，通过人工湿地植物的选择栽种，解决奶牛青饲料，降低奶牛场的经营成本，达到养分的循环利用和去污目的。
In addition, by cultivation of selected plants on the artificial wetland, it could supply fresh fodder for dairy cows reducing production costs for the farms. The practice could not only decontam…
本研究主要得出如下结论：植物在人工湿地系统中有着重要的作用，具有一定的去除氮、磷的能力。
We reach these conclusions:The plant is very important in constructed wetland , and it also have the ability of N , P removal .
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