| abstract |
A novel herbicide of formula In wherein R₁ represents a halogen atom or an alkyl, haloalkoxy, haloalkyl or alkoxycarbonyl group; n R₂ represents a hydrogen or halogen atom; n each of R₃ to R₆ independently represents a hydrogen or halogen atom or a cyano, alkyl, haloalkyl, alkoxy or haloalkoxy group; n R₇ represents a hydrogen or halogen atom, or an alkyl, haloalkoxy, haloalkyl or alkoxycarbonyl group; n and A represents a nitrogen atom or a -CH- group, together with its formulation and use as a herbicide, and its preparation. |