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在稻飞虱低龄若虫盛期,用25%噻嗪酮.异丙威可湿性粉剂(有效成分)460~520g/hm2对水750kg/hm2均匀喷雾,对稻飞虱的防治效果达91.1%,对叶蝉的防治效果达88.8%,且对水稻生长安全。
In the low stage nymphs of planthoppers, the control effect on planthoppers was 91.1% with a uniform spray of 25% buprofezin at a dosage of 460 ~ 520g / hm2 with isoprocarb WP (active ingredient) Leafhopper control effect of 88.8%, and the growth of rice is safe.