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A case tudy of shallow and eutrophic lakes in China
作者姓名:Yin Chengqing  Henz Bemhardt
作者单位:Research Center for Eco-Environmental Sciences,Chinese Academy of Sciences,Beijing 100085,China,Wahnbachtalsperrenverband,D一5200 Siegburg,Germany
摘    要:The majority of lakes in the eastern part of China are shallow and in various stages of decaying.Chaohu Lake is a typical example and was chosen as a case study in the Cooperative Ecological Research Project(CERP).Through various observations and sample analyses,the environmental impact of heavy nutrient load was assessed,and a multi-dimensional picture of the eutrophication state was obtained.Chaohu Lake is in hypertrophk state and has many typical symptoms:high concentrations ofphosphorus and nitrogen,frecluent algal bloom,dominance of bluegrecn algae,high content of chlorophyll-a,low Secehi Disk depth and abnormal siltation of the lake.The lake pollution is still developing and in recent years has affected the city water supply and the regional economy.

关 键 词:lake  poUution  eutrophication:shalow  lakes  China
收稿时间:1991/10/19 0:00:00
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