As a modified product,Phoslock can purify soluble phosphate(SP) in water to control water eutrophication effectively.The results showed that Phoslock had better removal effect for SP in the water of Dianchi Lake and c...As a modified product,Phoslock can purify soluble phosphate(SP) in water to control water eutrophication effectively.The results showed that Phoslock had better removal effect for SP in the water of Dianchi Lake and could control water eutrophication effectively.Phoslock not only reduced SP concentration in water but also kept it at a lower level for a long time.Eutrophic water of Dianchi Lake treated by Phoslock had higher transparency,and the concentration of SP and total phosphorus(TP) was lower,with stronger anti-pollution ability to domestic sewage and agricultural non-point pollution.Therefore,Phoslock was a new dephosphorization reagent used in sewage and was safe to natural waters and aquatic organisms.展开更多
As the main external pollution source of lake,nitrogen and phosphorus from agricultural non-point source make a great contribution to the lake eutrophication pollution.Wetland lakefront zone which plays a key role in ...As the main external pollution source of lake,nitrogen and phosphorus from agricultural non-point source make a great contribution to the lake eutrophication pollution.Wetland lakefront zone which plays a key role in externally agricultural non-point source pollution is considered as the biggest barrier for controlling external pollution.In this research,the Jian lake plateau Zizania latifolia wetland lakefront zone was selected for agricultural non-point source pollutions control with the systematic field research,and the lakefront zone was approved to have an effective purification effect on nitrogen and phosphorus from Jinlong River; the theoretical mechanism of lakefront zone removing nutrient was also investigated.Z.latifolia wetland lakefront zone could remove nitrogen and phosphorus from Jinlong River and the removal ratio can reach 55.8-62.52% and 59.47-69.81% respectively.So,we can indicate that the Jian Lake plateau Z.latifolia wetland lakefront zone had a good effect on controlling agricultural non-point source pollution and protecting the environment.展开更多
基金Supported by Major State Basic Research Development Program (973Program) (2008CB41720)Applied Basic Research General Projects of Yunan Province,China (2009ZC083M)+2 种基金Science and Technology Planning Project of Yunnan Province,China (2008CA006)General Foundation of Southwest Forestry University (200804M)Financial Support from Phoslock Water Solutions Ltd and IETC Company
文摘As a modified product,Phoslock can purify soluble phosphate(SP) in water to control water eutrophication effectively.The results showed that Phoslock had better removal effect for SP in the water of Dianchi Lake and could control water eutrophication effectively.Phoslock not only reduced SP concentration in water but also kept it at a lower level for a long time.Eutrophic water of Dianchi Lake treated by Phoslock had higher transparency,and the concentration of SP and total phosphorus(TP) was lower,with stronger anti-pollution ability to domestic sewage and agricultural non-point pollution.Therefore,Phoslock was a new dephosphorization reagent used in sewage and was safe to natural waters and aquatic organisms.
基金Supported by National Key Basic Research Development Plan(973) Early Special Item(2008CB41720)Yunnan Application Basic Research Apparent Project (2009ZC083M)+1 种基金Yunnan Technological Plan Project (2008CA006)Apparent Fund Project of South West Forestry University (200804M)~~
文摘As the main external pollution source of lake,nitrogen and phosphorus from agricultural non-point source make a great contribution to the lake eutrophication pollution.Wetland lakefront zone which plays a key role in externally agricultural non-point source pollution is considered as the biggest barrier for controlling external pollution.In this research,the Jian lake plateau Zizania latifolia wetland lakefront zone was selected for agricultural non-point source pollutions control with the systematic field research,and the lakefront zone was approved to have an effective purification effect on nitrogen and phosphorus from Jinlong River; the theoretical mechanism of lakefront zone removing nutrient was also investigated.Z.latifolia wetland lakefront zone could remove nitrogen and phosphorus from Jinlong River and the removal ratio can reach 55.8-62.52% and 59.47-69.81% respectively.So,we can indicate that the Jian Lake plateau Z.latifolia wetland lakefront zone had a good effect on controlling agricultural non-point source pollution and protecting the environment.
