Characteristics and Usage Methods of Pyrethroid Insecticides

①Sai Fu Ning: 5.7% Bai Shu Le emulsifiable concentrate. It is a new-generation synthetic pyrethroid insecticide with good insecticidal efficacy, belonging to broad-spectrum, contact pesticides. At low concentrations, it can effectively and rapidly kill various pests, and has a long-lasting dual action. Against mosquitoes, cockroaches, aphids, ants, and other piercing-sucking or chewing pests, it has excellent control effects, is safe, extremely safe for humans and livestock, can be used as a public health pesticide, and can be mixed with other fungicides. ②Malathion: 50% Malathion emulsifiable concentrate, with stomach poison, fumigant toxicity, penetrating translocation, and quick action. It decomposes rapidly within plants, and is effective against piercing-sucking pests such as scale insects and red spiders. It has a strong odor when applied, must not be mixed with copper-based pesticides, and at low dilutions easily causes growth disorders in Chinese orchids, so extra caution is advised. ③Chlorpyrifos: 40.8% Du Si Ben emulsifiable concentrate, with stomach poison, contact poison, and fumigant toxicity, is a contact insecticide. It has control effects against aphids, scale insects, and other pests, has relatively short residual activity, and must not be mixed with strongly alkaline pesticides or fertilizers.