| abstract |
Disclosed are compounds of Formula 1, N -oxides, and salts thereof, wherein Z is O or S; A 1 , A 2 , A 3 and A 4 are independently N or CR 1 , provided that only one of A 1 , A 2 , A 3 and A 4 is N; and R 1 , R 2 , R 3 and Q are as defined in the disclosure. Also disclosed are compositions containing the compounds of Formula 1 and methods for controlling a parasitic nematode comprising contacting the parasitic nematode or its environment with a biologically effective amount of a compound or a composition of the invention. |