Smoke also known as fumigants, aerosols. Smoke dose Xinxiang greenhouse vegetables, according to the effective content of greenhouse space, pests and diseases and the extent of aerosol and greenhouse vegetables set Zhejiang smoke, under normal circumstances, 30% chlorothalonil aerosols, 10% procymidone aerosol 22% dichlorvos aerosol dosage of 1% - 0.4% 0.3 grams per cubic meter. Serious pest or shed closed poor, may be appropriate to increase the amount. General application every 7 to 10 days, once every 2 or 3 times to receive good results. Smoke use: application methods. Smoke point pesticide application methods should also pay attention. Determining discharge point: Greenhouse vegetable greenhouses larger space Luoyang smoke, smoke a variety of active ingredients in the pesticides can be used. Smoke active ingredient content of between 10% -30%, the discharge point may be less, per acre (667 square meters) located from 3 to 5 points can be.