螨虫为害,可用药剂有1.8%齐螨素(阿维菌素、爱福丁等)乳油3000倍液喷雾,安全间隔期7-10天;20%复方浏阳霉素乳油1000倍液喷雾,间隔期7天;57%克螨特乳油800倍液、48%乐斯本乳油1500倍液、20%螨卵酯可湿性粉剂1000倍液。 |
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