A compound of formula I wherein A represents CH or N; Q is attached to the 3- or 4-position; and is C 3 -C 6 cycloalkyl, or C 3 -C 6 cycloalkyl mono - or polysubstituted by substituents selected from the group consisting of halogen, cyano, C 1 -C 4 alkyl, C 1 -C 4 haloalkyl, C 3 -C 6 cycloalkyl, -C OH, -C NH 2, phenyl and phenyl which can be mono- or polysubstituted by substituents selected from the group consisting of halogen, cyano, C 1 -C 4 alkyl, C 1 -C 4 haloalkyl, C 1 -C 4 haloalkoxy, C 1 -C 4 alkoxy, C 1 -C 4 haloalkylsulfanyl, C 1 -C 4 halo-alkylsulfinyl, C 1 -C 4 haloalkylsulfonyl and -C C 1 -C 4 haloalkyl; X is S, SO or SO 2; R 1 is C 1 -C 4 alkyl, C 1 -C 4 haloalkyl, C 3 -C 6 cycloalkyl, C 3 -C 6 cycloalkyl-C 1 -C 4 alkyl or C 3 -C 6 cycloalkyl mono - or polysubstituted by substituents selected from the group consisting of halogen, cyano and C 1 -C 4 alkyl; or R 1 is C 3 -C 6 cycloalkyl-C 1 -C 4 alkyl mono- or polysubstituted by substituents selected from the group consisting of halogen, cyano and C 1 -C 4 alkyl; or R 1 is C 2 -C 6 alkenyl, C 2 -C 6 haloalkenyl or C 2 -C 6 alkynyl; R 2 is halogen, cyano, C 1 -C 6 haloalkyl or C 1 -C 6 haloalkyl substituted by one or two substituents selected from the group consisting of hydroxyl, methoxy and cyano; or R 2 is C 1 -C 4 haloalkylsulfanyl, C 1 -C 4 haloalkylsulfinyl, C 1 -C 4 haloalkylsulfonyl, O(C 1 -C 4 haloalkyl), or -C C 1 -C 4 haloalkyl; or R 2 is C 3 -C 6 cycloalkyl which can be mono - or polysubstituted by substituents selected from the group consisting of halogen, cyano and C 1 -C 4 alkyl; X 1 is O, S or NR 3, wherein R 3 is hydrogen, C 1 -C 4 alkyl, C 2 -C 6 alkenyl, C 2 -C 6 alkynyl, C 1 -C 4 alkoxy-C 1 -C 4 alkyl or C 3 -C 6 cycloalkyl; and agrochemically acceptable salts, stereoisomers, enantiomers, tautomers and N-oxides of the compounds of formula I. A represents CH or N; Q is attached to the 3- or 4-position; and is C 3 -C 6 cycloalkyl, or C 3 -C 6 cycloalkyl mono - or polysubstituted by substituents selected from the group consisting of halogen, cyano, C 1 -C 4 alkyl, C 1 -C 4 haloalkyl, C 3 -C 6 cycloalkyl, -C OH, -C NH 2, phenyl and phenyl which can be mono- or polysubstituted by substituents selected from the group consisting of halogen, cyano, C 1 -C 4 alkyl, C 1 -C 4 haloalkyl, C 1 -C 4 haloalkoxy, C 1 -C 4 alkoxy, C 1 -C 4 haloalkylsulfanyl, C 1 -C 4 halo-alkylsulfinyl, C 1 -C 4 haloalkylsulfonyl and -C C 1 -C 4 haloalkyl; X is S, SO or SO 2; R 1 is C 1 -C 4 alkyl, C 1 -C 4 haloalkyl, C 3 -C 6 cycloalkyl, C 3 -C 6 cycloalkyl-C 1 -C 4 alkyl or C 3 -C 6 cycloalkyl mono - or polysubstituted by substituents selected from the group consisting of halogen, cyano and C 1 -C 4 alkyl; or R 1 is C 3 -C 6 cycloalkyl-C 1 -C 4 alkyl mono- or polysubstituted by substituents selected from the group consisting of halogen, cyano and C 1 -C 4 alkyl; or R 1 is C 2 -C 6 alkenyl, C 2 -C 6 haloalkenyl or C 2 -C 6 alkynyl; R 2 is halogen, cyano, C 1 -C 6 haloalkyl or C 1 -C 6 haloalkyl substituted by one or two substituents selected from the group consisting of hydroxyl, methoxy and cyano; or R 2 is C 1 -C 4 haloalkylsulfanyl, C 1 -C 4 haloalkylsulfinyl, C 1 -C 4 haloalkylsulfonyl, O(C 1 -C 4 haloalkyl), or -C C 1 -C 4 haloalkyl; or R 2 is C 3 -C 6 cycloalkyl which can be mono - or polysubstituted by substituents selected from the group consisting of halogen, cyano and C 1 -C 4 alkyl; X 1 is O, S or NR 3, wherein R 3 is hydrogen, C 1 -C 4 alkyl, C 2 -C 6 alkenyl, C 2 -C 6 alkynyl, C 1 -C 4 alkoxy-C 1 -C 4 alkyl or C 3 -C 6 cycloalkyl; and agrochemically acceptable salts, stereoisomers, enantiomers, tautomers and N-oxides of the compounds of formula I.