辽宁省大凌河流域水环境现状及污染防治对策研究

对近年辽宁省大凌河干流水环境进行了调查,以COD、氨氮、总磷3项指标为重点,分析了大凌河水质沿程变化情况。结合大凌河流域自然、社会属性,对大凌河水环境问题成因进行分析,并在此基础上提出大凌河流域污染防治对策和建议。

This paper investigated the water quality condition of Daling River in Liaoning Province.The changes along the main stream of Daling River were analyzed by using COD,ammonia nitrogen and total phosphorus as the key analytical indicators.Combining the natural and social attributes of the Daling River basin,the causes of the formation of water environmental quality problems in the Daling River were analyzed.Based on the results of these analyses,measures and suggestions for the improvement of water quality conditions in the Daling River were proposed.