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“454”杀虫杆菌是我室1975年从自然死亡的稻纵卷叶螟幼虫体内分离出来的,经中国科学院动物研究所鉴定,属于苏云金芽孢杆菌蜡螟变种(Bacillus thurlnglensisVar.galleriae)。经大田药效试验及大田示范应用调查,它对水稻纵卷叶虫、稻苞虫、粘虫、菜青虫、小菜蛾、斜纹夜蛾、豆荚螟及黄檀夜蛾等均有良好的防治效果。用低剂量的化学农药与“454”菌混合应用,能提高防治效果。
“454” is a mycobacterium isolated from the naturally died larvae of C. medinalis larvae in 1975. It was identified by the Institute of Zoology, Chinese Academy of Sciences and belongs to Bacillus thurlnglensisVar.galleriae. It has good control effect on rice leaf roller, rice shellworm, armyworm, cabbage caterpillar, diamondback moth, cotton worm, wood pod moth and yellow sandworm by the field efficacy test and field demonstration application survey . With low doses of chemical pesticides and “454” bacteria mixed application, can improve the control effect.