摘要:
Novel substituted N-hydroxypyrazoles or N-hydroxytriazoles of the general formula I ##STR1## where X and Y are O, S, SO, SO.sub.2 or CH.sub.2, B is N-pyrazolyl or N-1,2,4-triazolyl of the formulae Ba and Bb respectively ##STR2## R.sup.1 and R.sup.2 are hydrogen or C.sub.1 -C.sub.3 -alkyl, R.sup.3 is hydrogen, halogen or C.sub.1 -C.sub.3 -alkyl, z is 1, 2 or 3, R.sup.4, R.sup.5 and R.sup.6 are hydrogen, halogen, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -haloalkyl or C.sub.1 -C.sub.4 -haloalkoxy, and n is 0, 1 or 2, and methods of combating pests.