多年来,在稻瘟病防治中,常用的农药有稻瘟净、异稻瘟净、三环唑、富士一号等,有的因长期使用容易产生抗性,效果不太理想,有的作用单一。近年来,一批防治稻瘟病的有效新型药剂相继投入使用,收到了较好的防治效果。 Over the years, in the prevention and treatment of rice blast, the common pesticides are rice blast net, different blast net net, tricyclazole, Fuji one, and some because of long-term use prone to resistance, the effect is not ideal, and some single role . In recent years, a number of effective new types of medicaments for preventing and controlling rice blast have been put into use one after another, and have received good prevention and control effects.