广东集约化养猪业的环境影响及其防治对策

分析和评价了广东省养猪场粪尿废水排放总量、污染物排放强度和废水治理现状，指出集约化养猪业对地表水、地下水、空气污染的严重性。养猪业排放的团体废弃物总量超过生活垃圾与了业固体废物总量；COD排放总量与生活废水及工业废水排放COD总量接近，并已排放大量的N、P、K等营养盐。养猪业已成为主要的有机污染源和N等营养盐污染源，分析厂养猪业污染防治中存在的问题，提出采用综合防治的方法解决广东省集约化养猪场污染问题。

Environmental Impact and Its Control of Intensive Industrialized Piggery in Guangdong Province

This paper analyzes and assesses the discharge amount of excrement, urine and fecal sewage, the emission load of pollutants, and the situation of piggery wastewater treatment, and pointes out that intensive industrialized piggery have seriously polluted surthce water, groundwater, air in Guangdong. The discharge am0unt of solid wastcs from pig-farms is more than that of domestic refuse and industrial solid wastes. The discharge amount of COD from piggery is near to that of COD from domestic wastewater and industrial wastewater And a large of amount of N, P and K is discharge. Intensive industrialized piggery has been a serious organic matter and nitrogen pollution source. The idea of comprehensive control is recommended to solve the problems caused by intensive industrialized piggery