Study on the Nonpoint Source Pollution Models of Aquatic Environment

With the control of the industrial pollution source, nonpoint source pollution has become one of the important pollution. It has been an pressing research that how to understand and control the nonpoint source pollution scientifically and effectively. The paper introduced the types, structure and characteristic of the nonpoint source pollution models which is the basic tool for describing nonpoint source, compared the main nonpoint source pollution models which has been used , and discussed the developing trend of the nonpoint source pollution models at last.