| abstract |
(57) [Summary] [Objective] Certain 2,6-substituted pyridines, a process for their preparation and use as herbicides. [Structure] Carriers and general formulas as active ingredients. [In the formula, each of n and m is independently 0 or 1 Ar 1 and Ar 2 each independently represent an arule group, and at least one of Ar 1 and Ar 2 is one selected from a halogen atom, an alkyl group, an alkoxy group, a haloalkyl group and a haloalkoxy group, or Further substituted by the same or different substituents; R 1 represents a hydrogen atom or an alkyl, alkylthio or haloalkyl group having 1 to 4 carbon atoms, R 2 represents a hydrogen or halogen atom, provided that R 2 And at least one of R 1 and R 2 represents a hydrogen atom] |