The Development of Regional Agricultural Non-point Source Pollution Control Measures with Local Conditions

摘要

With the application of a large number of pesticides and chemical fertilizers, accompanied by unreasonable agricultural production measures, the severity of non-point source pollution problem is becoming apparent gradually, non-point source pollution prevention and control has become increasingly important to people. The main manifestations of nonpoint source pollution are: first, the pollution to surface water body, and the other is to soil, and the third is the pollution to groundwater. Therefore, the prevention and control should be based on the investigation of the status quo, on the basis of holding on the situation and characteristics of regional pollution to framing the effective prevention and control measures. In this paper, For Chengan County as an example, the author analyses the status, sources and hazards of Chengan County agricultural non-point source pollution, then based on local conditions, brings forward the agricultural non-point source pollution control measures.