7种药剂对苹果蠹蛾的防治效果

Efficacy of Seven Kinds of Pesticides for Controlling Codling moth Cydia pomonella

为了筛选对苹果蠹蛾毒力大、防效好的生物药剂,为其防治提供依据,选用7种药剂进行室内毒力测定和田间药效试验。结果表明,5%甲氨基阿维菌素苯甲酸盐GR1 000倍液和8 000 IU/mg苏云金芽孢杆菌SP1 000倍液的防效在药后30 d均达到80%以上,且不污染环境,正常施药后不产生药害。因此,这两种药剂适合在防治苹果蠹蛾时大面积推广使用。

The efficacy of seven kinds of pesticides was investigated for controlling codling moth Cydia pomonella（L.） under both laboratory and field conditions.The results showed that the control effect of 5% emamectin benzoate GR and 8 000 IU/mg Bacillus thuringiensis SP was above 80% 30 days after application without detectable environmental pollution and pesticide residue.Therefore,these two biological pesticides are suitable for widespread application in the management of C.pomonella.