Smoke point release method should be noted: the smoke made of a sheet or block is also a very convenient usage, but do not smoke when using sheets or smoke blocks directly on the floor smoke pesticide manufacturers, should be Smoke slices on top of a wire stent, about 30 cm from the ground. Such wholesale insecticide smoke, fumes into the air and smoke to completely divergent pesticide manufacturers, and the further spread of diffuse. Smoke also known as fumigants, aerosols. Aerosol vegetable pest prevention and control large boron aerosol insecticide is a new technology, which is vaporized by the pesticide condenses into fog particles or dispersed into smoke the drug directly to the grain pest control and disease prevention. Control effect significantly better than spraying, dusting spraying control effect, the use of aerosols must master the technical measures.