Soil is an important part of the human environment, is an essential, non-renewable natural resources, but also the survival of all living creatures, an important foundation for the growth of crops.
According to research, after the pesticide application, only10%to20%dependent onthe plant, and more than50%to60%remains in the soil, it is likely to cause soil contaminated by pesticides. HCHs, DDTs and seven chlorine are the earliest large-scale use Organic chlorine pesticides in China, because of strong tox...