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有读者来电:美国陶氏益农公司的杀虫剂特福力22%悬浮剂和可立施50%水分散粒剂,其有效成分是什么,主要防治什么害虫,每亩用量多少,防治效果怎么样?上述两个产品的有效成分都是氟啶虫胺腈。特福力22%氟啶虫胺腈悬浮剂登记用于防治水稻飞虱、柑橘树矢尖蚧、黄瓜烟粉虱,防治水稻飞虱、黄瓜烟粉虱每公顷纯药推荐用量50~75克,折合每亩用纯药3.33~5克,约合每亩用制剂
A reader calls: Dow agricultural company’s pesticide Teflon 22% SC and 50% water dispersible granules, what is the active ingredient, the main prevention and control of any pests, how much dosage per acre, control effect How? The active ingredients of the above two products are nitrofurazone. Teflon 22% nitrofuranton Suspension Registers for the control of rice planthoppers, citrus tree Agkistrodon, cucumber whitefly, control planthoppers, cucumber whiteflies per hectare Pure drug Recommended dosage 50 ~ 75 grams, equivalent to 3.33 ~ 5 grams pure drug per acre, about combined with preparations per acre