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通过试验评价了42.8%氟菌·肟菌酯SC防治黄瓜白粉病的防治效果。结果表明,每亩用药量(制剂量,下同)20 ml、26.7 ml防效分别为91.18%、91.89%,防治效果极显著,并且对黄瓜植株生长无不良影响,推荐亩使用剂量20 ml。
The control effect of 42.8% fludioxonil SC against cucumber powdery mildew was evaluated through experiments. The results showed that the dosage of 20 ml and 26.7 ml per mu was 91.18% and 91.89%, respectively. The control effect was extremely significant and had no adverse effect on cucumber plant growth.