【摘要】 1999年春季对潜江市龙湾镇鱼塘水质的调查分析表明,鱼塘水质的平均综合素质指数(I)为3.83,水质属“严重污染”;总磷和氨态氮的污染负荷分担率之和为91.3％,属有机污染。影响该地区鱼塘水质的主要因素有农业退水、河水水质退化及管理技术等。更多还原

【Abstract】 The investigation on water quality of the fish ponds at Long-wan Town in spring of 1999 showed that its quality index ( /) was 3.83,and its quality belongs to heavy pollution.The sum of pollution loading of total phosphorus and ammoniacal nitrogen is 91.3% ,and belonged to organic pollution. The main affecting factors of the fish ponds water quality were agricultural back water living sewage,deteriorated river water and management level,etc.更多还原