烟熏剂(简称烟剂)是由农药原药、发热剂、助燃剂、分散剂等采用特殊方法配制而成。施放烟剂防治大棚、温室内蔬菜病虫害是一种新的施药方法。由于烟雾具有“无孔不入”的特点。因此,烟剂广泛用于大棚温室。一、烟剂的特点传统的喷雾防治方法用工多、劳动强度大,还会增加大棚湿度、降低棚温,致使防治效果差。在阴雨天气又不宜采用喷雾防治,从而延误最佳防治时机。而采用烟剂进行熏烟防 Fumigant (referred to as the smoke agent) by the original pesticide, fever, combustion improvers, dispersants, etc. prepared by a special method. Casting tobacco control greenhouse, greenhouse vegetable pests and diseases is a new method of application. As the smoke has “all-pervading ” features. Therefore, the smoke agent is widely used in greenhouse greenhouse. First, the characteristics of the smoke Traditional methods of spray prevention and control labor, labor-intensive, but also increase the humidity shed to reduce shed temperature, resulting in poor control. Spray in the rainy weather should not be used to prevent and control, which delays the best time to prevent and cure. Smoke cigarettes for anti-smoking