烟熏剂是由农药原药、发热剂、助燃剂、分散剂等采用特别方法配制而成。棚室蔬菜烟熏剂由于其方法简便,效果显著,成本低廉,残留量少,广谱性强等优点,深受广大菜农欢迎,使用量也越来越大。但如果使用不当,很可能产生药害,必须引起注意。 Fumigant is the original pesticide, fever, combustion improver, dispersant, etc. prepared by a special method. Greenhouse vegetable smokers because of its simple method, the effect is significant, low cost, less residue, broad spectrum and strong, welcomed by the majority of farmers, the use of more and more. However, if used improperly, it is likely to produce phytotoxicity, we must pay attention.