多种杀菌剂对黄瓜白粉病的田间防治效果OA
Efficacy of Multiple Fungicides for the Field Control of Powdery Mildew on Cucumber
为明确不同杀菌剂对黄瓜白粉病的防治效果及对黄瓜的安全性,开展了7种药剂对黄瓜白粉病的的田间药效试验.7 种药剂均采用喷雾法施药,间隔10 d,共喷施2次.结果表明,所有供试杀菌剂对黄瓜白粉病均具有一定的防治效果,其中400 g·L-1氯氟醚菌唑悬浮剂与 25%乙嘧酚磺酸酯微乳剂在防效与保产方面均表现较好;第 2 次施药后 10 d 调查,其对黄瓜白粉病的防治效果分别达83.2%和79.0%,保产率均在13%以上.本次试验所用杀菌剂均可根据黄瓜白粉病发生情况在生产上推广应用.
To clarify the control effects of different fungicides on cucumber powdery mildew and their for cucumber,seven funides were evaluated for their field efficacy against powdery mildew on cucumber.All seven fungicides were applied twice at an interval of 10 days using a spray method.The results showed that all the tested fungicides had certain control effect on cucumber powdery mildew.Among them,the 400 g·L-1 chlorfluazuron suspension and the 25%ethabox sulfate emulsion were the most effective in terms of con-trol efficacy and yield protection.The control effects of the two fungicides on cucumber powdery mildew were 83.2%and 79.0%,re-spectively,and the yield protection rates were all above 13%10 days after the second application.The fungicides in this trial can be popularized and applied in production according to the occurrence of cucumber powdery mildew.
莫朝辉;丁达珍;王昆
芷江侗族自治县芷江镇农业综合服务中心,湖南 芷江 419100芷江侗族自治县农业综合服务中心,湖南 芷江 419100湖南禾益作物科学有限公司,湖南 长沙 410125
农业科技
黄瓜白粉病杀菌剂田间药效安全性
cucumberpowdery mildewficidefield efficacyfafety
《天津农业科学》 2026 (3)
63-67,5
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