70%吡虫啉水分散粒剂(艾美乐)防治小麦穗蚜药效试验

Control Efficacy of Imidacloprid 70% WG Against Wheat Ear Aphid

试验结果表明,70%吡虫啉水分散粒剂(艾美乐)在4～5g/667m2的剂量下,对小麦穗蚜的防治效果优良,药后1～21d的防效均在91%以上,兼有持效性较长、对小麦安全、对环境友好及使用方便等优点,是防治小麦穗蚜的较好药剂。

The results of field experiment showed that imidaclnprid 70% WG had good effect for controlling Wheat Ear Aphid at the dose of 4-5g/667m^2. The control effects were over 91% after 1-21days. Besides good effect, imidacloprid 70% WG had other virtues such as long persistent control period, safiy to the wheat, environment-friendly characteristic and convenience for use etc. It was an effective and recommendable pesticide for controlling Wheat Ear Aphid.