Complaint
Active ingredient | Buprofezin | ||
Chemical name | 2-[(1,1-dimethylethyl)imino]tetrahydro-3-(1-methylethyl)-5-phenyl-4H-1,3,5-thiadiazin-4-one | ||
Classification | Pesticide / Agrochemical | ||
Biochemistry | Probable chitin synthesis and prostaglandin inhibitor. Hormone disturbing effect, leading to suppression of ecdysis. | ||
Mode of action | Persistent insecticide and acaricide with contact and stomach action; not translocated in the plant. Inhibits moulting of nymphs and larvae, leading to death. Also suppresses oviposition by adults; treated insects lay sterile eggs. | ||
Usage | Insecticide with persistent larvicidal action against Homoptera, some Coleoptera and also Acarina. Effective against Cicadellidae, Deltocephalinae (leafhoppers) and Delphacidae (planthoppers) in rice, at 50-250 g/ha; Cicadellidae (lady beetle) in potatoes; Aleyrodidae (whitefly) in citrus, cotton and vegetables, at 0.025-0.075 g/ha; Coccidae, Diaspididae (scale insects) and Pseudococcidae (mealybugs) in citrus and top fruit, at 25-50 g/hl; Tarsonemidae in vegetables, at 250-500 g/ha. Suitable for IPM programmes. | ||
Mammalian Toxicology | Oral Acute oral LD50 for male rats 2198, female rats 2355, male and female mice >10 000 mg/kg. Skin and eye Acute percutaneous LD50 for rats >5000 mg/kg. Mild skin irritant (guinea pigs); not irritating to skin and eyes (rabbits). Inhalation LC50 (4 h) for rats >4.57 mg/l air. | ||
