Chemical equation | deltamethrin 2.5% EC |
Introduction |
Deltamethrin is one of the pyrethroid insecticides with the highest toxicity to insects. It has contact and stomach poisoning effects. Some pests are repellent. Long duration (7 to 12 days). Prepared as emulsifiable concentrate or wettable powder, it is a moderate insecticide. It has a wide insecticidal spectrum and is effective against various pests such as Lepidoptera, Orthoptera, Thysanoptera, Hemiptera, Diptera, Coleoptera, etc., but the control effect against mites, scale insects, and mirid bugs is very low Or it is basically ineffective, and it will also stimulate the reproduction of mites. When the mites are concurrent, it should be mixed with a special acaricide. To prevent and control agricultural pests, it is mainly sprayed with EC and water, which is used for cotton, vegetables, fruit trees, tea trees, oil crops, tobacco, sugarcane, dry grain, forest trees, flowers and other crops to prevent and control various aphids, cotton bollworm, cotton pink bollworm, Cabbage caterpillar, diamondback moth, spodoptera litura, beet armyworm, etc., generally use 0.5 to 1 g of active ingredients per mu. Boring pests should be applied before the larvae enter the plant. To prevent pests in warehouses, we mainly use emulsifiable oil to spray water to disinfect raw grains and seeds. Generally, the effective period is about half a year. It is strictly forbidden to use it on commercial granaries and commercial grain. Spray method is generally used for insect-proof disinfection of empty warehouses, equipment, means of transportation, and packaging materials.
To prevent and control sanitation pests, wettable powder is mainly used for residual spraying of water, or brushing to treat the surface of sanitation pest activities and habitats. Poison baits can also be prepared to trap and kill cockroaches. It is not allowed to use emulsifiable oil to prevent and control sanitation pests. |
Dosage form | Crop/site | T arget pest | Dosage (preparation dose/mu) | Application method |
25g/l EC | Chinese cabbage | cabbage caterpillar | 30-50ml/mu | spray |
25g/l SC | health | fly | 0.4ml/square meter | residual spray |
2.5% WP | indoor | Mosquitoes, flies, cockroaches | 0.8-1.2 g/m2 | residual spray |