The main source of agricultural non-point source pollution in the Yellow River and the classification of control measures

摘要

Agricultural non-point source pollution has become an important part of the Yellow River basin water pollution, the Yellow River, a lot of dry tributaries. The main cause of deterioration of water quality is agricultural non-point source pollution. The Yellow River basin agricultural non-point source pollution types include: farmland soil and water loss, agricultural production, rural residential areas, livestock farming, etc. In terms of the present domestic research status, we still need to further research agricultural non-point source pollutants in the process of migration into all kinds of influence factors and the relationship between various factors and so on. On this basis, according to the different sources of front yellow area water environment's present situation, the classification of the corresponding control measures are put forward.