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7种生物药剂防治烟青虫的田间药效试验

陈庭慧,段玉琪,冯再兴,殷红慧,李鹏飞,周炼川,沈燕金,徐天养

Guangdong Agricultural Sciences（2013）

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Abstract
选取7种生物药剂对烟青虫(Helicoverpa assulta Guene)进行了田间药效试验,通过对烟株的抗虫性、烟叶经济性状等进行研究分析,结果表明:各供试药剂均表现良好,参试的7种生物药剂中以8 000 IU/μL苏云菌杆菌悬浮剂(100 g/667m2)和16 000 IU/mg苏云金杆菌可湿性粉剂(75 g/667m2)对烟青虫的防效最显著,药效的速效性、持效性接近供试菊酯类化学药剂,是云南文山烟区绿色烟叶生产防治烟青虫的首选生物防治剂.
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Key words
pesticides,helicoverpa assulta guene
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