The Analysis of Agricultural Non-point Source Pollution in Lake Nansi Basin

摘要

According to the detailed analyses of the AGNP distribution characteristics and existing problems in Lake Nansi Basin,it showed that land utilization rate is high,livestock and poultry breeding and aquaculture breeding are excessive and sewage collection system has not been established yet and so on.Based on the above-mentioned problems,this paper points out some useful countermeasures such as optimizing the land utilization structure,adjusting the agricultural planting structure,live stock aquaculture integrated system,strengthening the harmless disposal piling up of solid waste,comprehensive utilization of crop straw,rural domestic waste ecological treatment.