| abstract |
Pyrazole compounds represented by the general formula (1); salts of thencompounds; and a plant disease control agent containing at least one of thencompounds and salts as the active ingredient,n n wherein, R is C 1 -C 4 alkyl, X 1 is halogen, X 2 is H or halogen, A is a direct bond, CH 2 , CH 2 CH 2 and the like, B is N 3 , OH, NH 2 , C(R 23 )=NR 24 , C(R 23 )=NOR 24 and the like, R 23 is H, C 1 -C 4 alkyl and the like, R 24 is C 1 -C 6 alkyl, C 1 -C 6 alkenyl and the like. nThe compounds are highly effective against plant diseases and are safe for crops. |