| 摘要 |
A herbicidal composition comprising, in addition to customary inert formulation assistants, a compound of formula I wherein either A1 is nitro and A2 is hydrogen or A1 is methyl and A2 is methoxy, and their salts, and b) a synergistically effective amount of one or more compounds selected from the compound of formula 2.1 wherein R1 is CH2-OMe, ethyl or hydrogen, R2 is hydrogen or R1 and R2 together are the group -CH=CH-CH=CH-; and the compound of formula 2.2 (2.2, <S>), and the compound of formula 2.3 (2.3), wherein R6 is CH(Me)-CH2OMe or <S>CH(Me)-CH2OMe; and the compound of formula 2.4 (2.4), wherein R7 is chlorine or SMe, R8 is ethyl and R9 is ethyl, isopropyl or tert.-butyl; and the compound of formula 2.5 (2.5), wherein R10 is ethyl or n-propyl, R11 is COO-1/2 Ca++, -CH2-CH(Me)S-CH2CH3 or the group and X is oxygen, N-O-CH2CH3 or N-O-CH2CH=CH-Cl; and the compound of formula 2.6 (2.6), wherein R12 is hydrogen, methoxy or ethoxy, R13 is Me, methoxy or fluorine, R14 is COOMe, fluorine or chlorine, R15 is hydrogen or Me, Y is methine or nitrogen, Z is methine or nitrogen and R16 is fluorine or chlorine; and the compound of formula 2.7 (2.7), wherein R17 is hydrogen or -C(O)-S-n-octyl; and the compound of formula 2.8 (2.8), wherein R18 is bromine or iodine; and the compound of formula 2.9 (2.9),wherein R19 is chlorine or nitro; and the compound of formula 2.10 (2.10), wherein R20 is fluorine or chlorine and R21 is -CH2-CH(Cl)-COOCH2CH3 or |
