【摘要】 采用田间试验法评估43%联苯肼酯悬浮剂20、25、30 g·(667 m2)-1对草莓二斑叶螨的防治效果。结果表明:在二斑叶螨盛发初期施药1次,30 g·(667 m2)-1 43%联苯肼酯悬浮剂处理对草莓二斑叶螨的防治效果最佳,速效性好,持效期较长,药后7 d的防效在85%以上,且各处理对草莓生长和非靶标动物均未产生不良影响。更多还原

【Abstract】 Under field conditions,control efficacy of bifenazate 43% SC 20、25、30 g·(667 m2)-1against Tetranychus urticae Koch was evaluated. The results showed that one application of bifenazate agent at the initial stage of Tetranychus urticae Koch occurance,the control effect was the best,quick acting and with persistence. The control rate of Tetranychus urticae Koch was over 85% at the 7th day after using bifenazate 43% SC 30 g·(667 m2)-1. All treatments had no harmful effect on strawberry growth and non-target animals.更多还原