菜喜防治水稻害虫效果初探

Trial on the Rice Insect Control of Success

多杀霉素是一种生物源农药,田间试验证明,2.5%多杀霉素SC (商品名'菜喜')可用于防治水稻三化螟、二化螟、稻纵卷叶螟、稻白背飞虱,其用量分别为24.8、37.5、15～22.5、3.75～7.5 g/hm2.菜喜低毒,毒杀作用快,对鱼、水生动物毒性低,较适合无公害食品、绿色食品生产基地使用.

Success (2.5% spinosad SC) is a kind of biological pesticide. The result of the field trial indicated that it was effective against rice yellow stemborer, rice-stem borer, rice leafroller and white-backed planthopper at the rate of 24.8、37.5、15~22.5 and 3.75~7.5 g/hm2 respectively. Success is low-toxic to mammal, fast-effective on pests, and has lower toxicity to fishes and aquatic animals. It is suitable on biorational and greenfood field.