Active Ingredient | Clethodim |
Classification | Herbicide / Agrochemical |
Formulation | 85%TECH, 120g/L EC,240G/L EC |
Biochemistry | Fatty acid synthesis inhibitor, by inhibition of acetyl CoA carboxylase (ACCase). |
Mode of Action | Systemic herbicide, rapidly absorbed and readily translocated from treated foliage to the root system and growing parts of the plant. |
Usage | Post-emergence control of annual and perennial grasses, at 60-240 g/ha, in a wide range of broad-leaved crops (including such field crops as soya beans, cotton, flax, sunflowers, alfalfa, peanuts, oilseed rape, sugar beet, tobacco, and potatoes), vegetable crops, trees and vines. To be used with a non-phytotoxic crop oil concentrate. Phytotoxicity Good tolerance in broad-leaved crops. |
Mammalian Toxicology | Reviews FAO/WHO 86 (see part 2 of the Bibliography). Oral Acute oral LD50 for male rats 1630, female rats 1360, male mice 2570, female mice 2430 mg/kg. Skin and eye Acute percutaneous LD50 for rabbits >5000 mg/kg. Moderate skin irritant (rabbits). Not a skin sensitiser (guinea pigs). Inhalation LC50 (4 h) for rats >3.9 mg/l (total aerosol). NOEL for mice 30, rats 16, dogs 1 mg/kg daily. ADI (JMPR) 0.01 mg/kg b.w. [1999]; 0.16 mg/kg (Canada); 0.01 mg/kg (USA). Toxicity class WHO (a.i.) III (company classification); EPA (formulation) III |