The content of total nitrogen and total phosphorus in every forest runoff is higher than rainfall, and that of Coniferous mixed forest is the highest.
各林分地表径流的总磷、总氮含量均高于大气降水，樟落混交林的总磷、总氮含量最高。
The results show that in-depth treatment process have good removal effect for the COD, BOD, total phosphorus, ammonia nitrogen, suspended particulate, turbidity, OIL and total iron of waste water.
结果表明：深度处理工艺对源污水中COD、BOD、总磷、氨氮、悬浮物、浊度、OIL、总铁等均有很好的去除效果。
Has studied the Alternanthera Philoxeroides to the ultra eutrophication water body, eutrophication water body total nitrogen total phosphorus elimination ability and damps the algae effect.
研究了水花生对超富营养化水体、富营养化水体的总氮总磷的去除能力及抑藻效果。
The treatments all caused total phosphorus(TP) , total nitrogen(TN), and content of chlorophyll-a(Chl. A) in the overlying water obviously reduced.
种植沉水植物可使水体总磷、总氮、叶绿素a含量显著降低，且伊乐藻对总磷的净化效果优于菹草；
The invention relates to a method and a system for monitoring total phosphorus and total nitrogen of water quality on line.
本发明涉及一种水质总磷总氮在线监测方法及监测系统。
The invention relates to a method and a system for monitoring total phosphorus and total nitrogen of water quality on line.
本发明涉及一种水质总磷总氮在线监测方法及监测系统。
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