江苏省农业非点源污染地区差异评价与控制对策

对江苏省13个市的水环境农业非点源污染进行了分类调查,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:南京、无锡、镇江、常州以生活污染为主;徐州、宿迁、泰州、盐城、连云港、淮安、南通以化肥污染为主;苏州、扬州两地畜禽粪便污染、生活污染、化肥污染和精养鱼塘污染均占一定的比例。针对不同地区提出了控制农业非点源污染的对策。

Regional difference and countermeasures of agricultural non-point source pollution in Jiangsu Province

An integrated investigation and evaluation by equal standard pollution loading method on agricultural non-point source pollution was conducted of water environment of thirteen counties in Jiangsu Province.The results indicated that water environment in Nanjing,Wuxi,Zhenjiang and Changzhou were polluted mainly by domestic pollution,that water environment in Xuzhou,Suqian,Taizhou,Yancheng,Lianyungang,Huai'an and Nantong were polluted mainly by fertilizer,and that in Suzhou and Yangzhou,animals' feces pollution,domestic pollution,fertilizer pollution,and fish breeding pond pollution were all existing.Some countermeasures to control the agricultural non-point source pollution were proposed for different regions.