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为明确500 g·L-1氟吡菌酰胺·戊唑醇SC对黄瓜白粉病的防治效果,对其进行田间药效试验,结果表明,500 g·L-1氟吡菌酰胺·戊唑醇SC对黄瓜白粉病有很好的防治效果,其25,50,75 g(a.i.)·hm-2在两次药后10 d的防效分别为90.04%,91.12%和93.30%,在两次药后21 d的防效分别为83.47%,85.64%和87.75%,500 g·L-1氟吡菌酰胺·戊唑醇防治黄瓜白粉病效果好,持效期长,是防治黄瓜白粉病的一种较好的复配杀菌剂。
In order to clarify the control effect of 500 g · L -1 fluopyram and tebuconazole SC on cucumber powdery mildew, the field efficacy test was conducted. The results showed that 500 g · L -1 fluopyram and tebuconazole SC had a good control effect on cucumber powdery mildew. The control effects of 25, 50 and 75 g (ai) · hm-2 on the 10th day after two doses were 90.04%, 91.12% and 93.30% The control efficacy of cucurbit powdery mildew was 83.47%, 85.64% and 87.75% at 21 d after treatment, respectively. The effect of 500 g · L-1 fluopyram and tebuconazole on controlling cucumber powdery mildew was good and the curative effect was long. A better compound fungicide.