河源市新丰江新丰段流域氨氮污染状况研究

Study on the NH_3-N Pollution in Xinfeng Reach of the Xinfeng River in Heyuan City

以河源市新丰江新丰河段为研究对象,分析了新丰江流域内水环境NH3-N的污染特征,并对NH3-N的来源进行了深入探讨。结果表明:新丰江流域的NH3-N污染呈现季节性变化,并随经济发展有加重的趋势,已成为重要的污染因子之一,其中新丰江流域内的规模化畜禽养殖污染源是NH3-N污染的主要来源。

The pollution characteristics and sources of NH3-N in Xinfeng Reach of the Xinfeng River in Heyuan City were analyzed. The results showed that the NH3-N pollution changed with the season, and became serious with the economic development. The major source of NH3-N pollution was the large scale livestock and poultry farming in the Xinfeng River basin.