Situation Analysis and Control Countermeasures of Agricultural Non-point Sources Pollution in Xinfengjiang Reservoir

Agricultural non-point sources pollution(including living pollution,planting, livestock and poultry breeding) in 2 counties(Lianping county and Dongyuan county ) in Xinfengjiang Reservoir Drainage Area were surveyed and analysed.Results showed that in recent years the discharge of COD and ammonia nitrogen of living pollution source in Dongyuan county were higher than that in Lianping county,but that of planting source and livestock and poultry breeding source were opposite.The discharge of COD and ammonia nitrogen in 2 counties in Xinfengjiang Reservoir Drainage Area decreased year by year.But the reduction rate was 1.3%and 1.4%in the recent two years respectively.The living pollution,livestock and poultry breeding sources were the main pollution sources for agricultural non-point sources pollution in 2 counties in Xinfengjiang Reservoir Drainage Area.