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The research of phosphorus removal mechanism in water hyacinth pond, which was used to treat sewage in Shanghai rural area, was carried out. There were three possible ways, plant absorption, assimilation by microorganism attached to the roots of water hyacinth and combination of sedimentation and suspended microorganisms, that phosphorus could be removed from the system. It was found that water hyacinth...
Water hyacinth (Eichhornia crassipes) is a floating aquatic plant which has been employed for wastewater treatment in many part of the world. A lot of researches on the performance of aquatic plant treating sewage had been carried out and it was concluded that water hyacinth was one of the plants who had the best performance. But few reports about what role the metabolism of aquatic plants played...
Using water hyacinth to treat the domestic wastewater, on-site, from dispersed farmhouses in Shanghai rural area, the relevant influencing factors that are temperature, hydraulic retention time (HRT), water depth (h) and water hyacinth density (WHD), were investigated. The influence of temperature was that water hyacinth had different growth rate in different seasons, which lead to varied pollution...
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