Insect nets cover cultivation is a practical environment-friendly agricultural new technology, to increase production by overriding build artificial isolation barrier on the scaffolding, keep pests net, to cut off the insect pests (adult) breeding way, effective control of all kinds of pests, such as caterpillar, moth, plutella xylostella, aphids and the jump, the beet armyworm, americas spot hidden fly, the moth and to prevent the spread of the spread of the virus disease hazards. Moreover, it has the functions of light transmission and moderate shading, creating favorable conditions for the growth of crops, ensuring the application of chemical pesticides in vegetable fields to be greatly reduced, so as to produce high-quality and hygienic crops, and providing a strong technical guarantee for the development and production of pollution-free green agricultural products. Insect-resistant nets are also designed to withstand natural disasters such as storm wash and hail. Pest control net is widely used in vegetables, rapeseed and other reproduction of the original seed for isolation of pollen introduction, potato, flowers and other tissue culture after virus-free cover and pollution-free vegetables, etc., can also be used in tobacco breeding for insect control, disease prevention, etc., is currently physical control of all kinds of crops, vegetables pests ** products. Truly let the majority of consumers eat "cabbage", for China's vegetable basket project to make contributions.