| 几种杀虫剂防治花椰菜菜蛾田间药效评价 |
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| 引用本文： | 高生. 几种杀虫剂防治花椰菜菜蛾田间药效评价[J]. 农药科学与管理, 2011, 32(5): 44-46 |
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| 作者姓名： | 高生 |
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| 作者单位： | 河北省唐山市农牧局,河北唐山,063004 |
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| 摘 要： | 田间药效试验结果表明,供试验的4种杀虫剂对菜蛾均有较好的防治效果和速效性,其中甲氨基阿维菌素苯甲酸盐2.2%微乳剂、丙溴磷40%乳油、虫螨腈5%微浮剂同时具有良好的持效性。药后7d,甲氨基阿维菌素苯甲酸盐2.2%微乳剂1.65g/hm2、丙溴磷40%乳油420g/hm2、虫螨腈5%微乳剂45g/hm2对菜蛾的防效均在89%以上,苦参碱0.5%水剂5.40g/hm2的防效达72.63%。4种杀虫剂均可作为防治菜蛾的优良药剂。
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| 关 键 词： | 杀虫剂 菜蛾 药效评价 |
Effects of Four Pesticides for Control of Plutella xylostella L.on Cauliflower |
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| Gao Sheng. Effects of Four Pesticides for Control of Plutella xylostella L.on Cauliflower[J]. Pesticide Science and Administration, 2011, 32(5): 44-46 |
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| Authors: | Gao Sheng |
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| Affiliation: | Gao Sheng(Bureau of Agriculture and Animal Husbandry of Tangshan city,Tangshan 063004,China) |
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| Abstract: | The control effects of four pesticides to plutella xylodtella L.on cauliflower were tested.The results showed that the four pesticides have good effects and quick-acting.The emamectin benzoate 2.2%ME,profenofos 40%EC and chlorfenapyr 5%ME have good persistence.The control effects of emamectin benzoate 2.2%ME with dosage of 1.65g/hm2,profenofos 40%EC with dosage 420g/hm2,Chlorfenapyr 5%ME with dosage of 45 g/hm2 are all more than 89%,the control effect of matrine 0.5%AS with dosage of 5.4g/hm2 is up to 72.63... |
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| Keywords: | pesticides plutella xylostella L. efficacy |
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