石灰呈强碱性,具有很强的杀菌作用,因而在农作物病虫害防治中起着重要作用。波尔多液、石硫合剂就是以石灰为主要原料制成的,直到现在还被广泛地用来防治粮食、蔬菜、水果等农作物的多种病虫害。下面介绍几则石灰在植物保护领域中的应用经验。 Lime is strongly alkaline, has a strong bactericidal effect, which plays an important role in crop pest control. Bordeaux mixture, lime sulfur mixture is made of lime as the main raw material, until now has also been widely used to control various pests and diseases of crops, vegetables, fruits and other crops. Here are a few of the lime in the field of plant protection applications experience.