Chlorfenapyr is a new type of heterocyclic insecticide, acaricide and nematicide developed by the American Cyanamid Company. It has the characteristics of high efficiency and broad spectrum, and is mainly used to control various pests and mites. Its mode of action is mainly stomach poison, with contact and egg killing activity, and no obvious systemic activity.
Scope of application
Chlorfenapyr can be used to control a variety of pests, including Lepidoptera, Homoptera and other pests, such as diamondback moth, cabbage worm, beet armyworm, Spodoptera litura, cabbage borer, cabbage aphid, leafminer, thrips, etc. It is especially effective against adult Lepidoptera pests and is suitable for crops such as vegetables, fields, and fruit trees.
Methods of use and effects
Control of tobacco budworm, bean pod borer and other pests: use 10% chlorfenapyr suspension 30 ml/mu for general resistance, and 50-60 ml per mu for highly resistant land.
Prevention and control of diamondback moth: In the early larval stage, use 30 ml of 10% chlorfenapyr suspension per mu, add 30 kg of water and spray; when the insects are older, use 40-50 ml of 10% chlorfenapyr suspension per mu, add 30-40 kg of water and spray. Prevention and control of cabbage butterfly, Spodoptera litura, and beet armyworm: Use 12% chlorfenapyr suspension for foliar spray. Prevention and control of gray weevils and small pink green weevils: Use 1000 times dilution of 10% chlorfenapyr emulsifiable concentrate, and pay attention to spraying the soil surface when spraying the liquid.
