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研究不同剂量25%甲霜灵·霜脲氰可湿性粉剂对黄瓜霜霉病的防治效果,结果表明,可湿性粉剂稀释500~700倍液,对霜霉病的防效达到83%以上。该药剂对黄瓜生长安全,可以在农业生产中与其他药剂交替使用。
The effects of 25% metalaxyl and cymoxanil wettable powders on cucumber downy mildew were studied. The results showed that the control efficiency of downy mildew was over 83% when the WP was diluted by 500 ~ 700 times. The agent is safe for cucumber growth and can be used interchangeably with other agents in agricultural production.