| 摘要 |
Synergistic composition and method for the selective control of weeds The invention relates to a herbicidal composition containing as compound of formula I N-¢2-(methoxycarbonyl)phenyl!sulfonyl-N'-(4,6-bis-difluoro-methoxypyrimidin-2-yl)-urea together with a synergistically effective amount of a further herbicide of formula II (II), of formula III (III), of formula IV (IV), of formula V (V), of formula VI (VI), of formula VII (VII), or of formula VIII (VIII), wherein R1 is isopropyl, tert.butyl or 1-cyano-1-methylethyl; R2 is methyl or ethyl; R3 is methoxymethyl or 2-methoxy-1-methylethyl; R5 is bromine or iodine; R4 is CN or the radical and R6 is hydrogen; or R4 is CN when R6 is CO-(CH2)6-CH3; R7 is hydrogen or methyl; R8 is hydrogen, C1-C8alkyl, C1-C4alkoxy-C1-C2alkyl, or a cation equivalent of an alkali metal or an alkaline earth metal or of an ammonium, di-(C1-C4)alkylammonium, dihydroxyethylammonium or trihydroxyethylammonium ion; R9 is chlorine or methyl; and X is or , to a method for the selective control of weeds in crops of useful plants and to the use of these compositions for controlling weeds in crops of useful plants. |
