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作者曾首先试验推出双效灵杀菌剂防治瓜类枯萎病,防治效果为80.96—95.25％,比进口甲基托布津的防效高52.4％;防治黄瓜细菌性角斑病效果为94.12％,比DT杀菌剂高40％等。在全国范围内推广防治面积几百万亩。最近1—2年,很多地区、瓜农和菜农不断反映有些双效灵防病效果不好,甚至有药害。为农业生产利益着想,收集了我省和外省8个双效灵生产厂家的各2—3批产品的
The author first tried to introduce double-acting fungicides to control melons and fusarium wilt, the control effect was 80.96-95.25%, which was 52.4% higher than that of imported thiophanate-methyl. The control effect on bacterial angular leaf disease was 94.12% DT bactericide 40% higher. In the country to promote prevention and treatment area of several million mu. In the recent 1-2 years, in many areas, melon farmers and vegetable farmers have repeatedly reported that some double-effect vaccines are not effective and even have phytotoxicity. For the sake of the interests of agricultural production, collected in our province and other provinces and eight double-effective production of each 2-3 batches of products manufacturers