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进行50%乙嘧酚乳油和10%己唑醇乳油防治灰毡毛忍冬白粉病田间药效试验,结果表明:50%乙嘧酚乳油对灰毡毛忍冬白粉病具有较好的防治效果,其防效达81.46%,药效期长达21 d以上,可在金银花生产中作为防治白粉病的有效药剂推广使用。
The results showed that 50% valproate EC had good control effect on powdery honeysomia hanyi powdery mildew. The results showed that 50% The control effect reaches 81.46%, and the expiration date of 21 d or more can be used as an effective medicament for preventing and controlling powdery mildew in honeysuckle production.