HERBICIDAL COMPOSITIONS CONTAINING 4-AMINO-3-CHLORO-5-FLUORINE-6-(4-CHLORO-2-FLUORO-3-METHEXIPHENYL)PYRIDINE-2-CARBONIC ACID OR ITS DERIVATIVES AND INHIBITORS OF 4-HYDROXYPHENYLPYRUVATE OF DIOXYGENASE (HPPD) Russian patent published in 2017 - IPC A01N43/40 A01P13/00 

FIELD: chemistry.

SUBSTANCE: synergistic herbicidal composition comprises a herbicidal effective amount of (a) a compound of formula

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or agricultural-acceptable salt or ester and (b) an HPPD inhibitor, where (b) represents, at least, one compound or agricultural-acceptable salt, carboxylic acid, carboxylate salt or ester selected from the group consisting of benzoperylene, isoxaflutole, mesotrione, pyrazoline and sulcotrione, where (a) and (b) are present in the composition in the ratio, that the composition exhibits herbicidal synergism and where the mass ratio (a) and (b) is from about 2.6:1 to about 1:45.7.

EFFECT: increasing the effectiveness of the fight against unwanted vegetation.

20 cl, 21 tbl, 3 ex