Smoke using the methods and precautions: disease prevention and control should be started in the early stages, generally every 7-10 days 1, 2 or 3 times in a row aerosol chlorothalonil manufacturers, early control. Greenhouse serious pests or poor sealing, may be appropriate to increase or decrease drug administration interval. Smoke pesticide during storage should pay attention to fire safety and prevention of spontaneous combustion. Smoke: Use condition. Greenhouse good first check before using smoke Roof aerosol chlorothalonil, make up a good loophole, so Roof closed tight, and the effect is more tightly prevention better. Close doors and windows have tight aerosol chlorothalonil wholesalers, or will affect the control effect. It is worth noting that the pesticide can only smoke in greenhouses, sheds and greenhouses in use, can not be used directly on the small shed vegetables, to avoid injury.