新沂市水产养殖非点源污染负荷评价  

Loads Evaluation of Agricultural Non-point Source Pollution in Aquiculture in Xinyi City

作　　者：李慧[1] 焦隽[1] 冯其谱[1] 黄艳娴[1] 卞新民[1] 

机构地区：[1]南京农业大学资源与环境学院,江苏南京210095

出　　处：《江西农业学报》2008年第2期100-103,共4页Acta Agriculturae Jiangxi

基　　金：江苏省生态环境安全研究项目(2004019)

摘　　要：随着水产养殖业的发展,农业非点源污染已逐渐成为新沂市的主要污染源之一。对新沂市17个镇的水产养殖污染情况进行了取样分析调查,以COD、TN、TP作为评价因子,计算各评价因子污染排放量,并采用等标污染负荷的评价方法对各类污染源进行了评价。结果表明:新沂市水产养殖主要以TN和TP污染为主,各镇水产养殖污染等标污染指数差异很大,地区差异性明显。Agricultural non-point source pollution has become one of the most important source pollution ol Xinyi city along with the rapid development of aquiculture. Samples from seventeen towns in Xinyi city were analyzed, COD, TN and＇TP were used as the estimation factors to calculate the discharge quantity of the pollution, and different kinds of pollution sources were evaluated by equal standard pollution loading method . The results indicated that the principal pollutions of Xinyi city were TN and TP, every town was effected by the pollution in varying degrees. The difference of equal standard pollution index was obvious in different towns and different regions.

关 键 词：水产养殖 非点源污染 等标污染负荷 污染评价 控制对策 

分 类 号：X131.2[环境科学与工程—环境科学]