HERBICIDE COMPOSITIONS, METHOD FOR ELIMINATION AND SUPPRESSION OF WEEDS OR UNDESIRED PLANTS Russian patent published in 2002 - IPC

FIELD: agriculture. SUBSTANCE: herbicide compositions contain (a) herbicide-efficient quantity of glyphosate or its salt and (b) efficient amount of surface-active substance of formula I, where R₁-normal or branched C₈-C₁₈-alkyl, m is 1, 2 or 3, R₂ in every of (O-R₂)-groups independently means ethylene, n-propylene, R₃-ethylene and x+y is an integer from 2 to 15, or formula II, where R₁, R₂, R₃, m, x+y have said values, A is agriculturally acceptable anion, or formula III, where R₁, R₂, R₃, m, x+y have said values. It is, also, described the method to eliminate and suppress weeds or undesired plants including dilution of the composition in the form of liquid concentrate in proper quantity of water to obtain spraying solution, then it is applied upon the leaves of weeds or undesired plants. EFFECT: higher efficiency of herbicide. 68 cl, 11 tbl