The invention relates to novel compounds of the formula (I), in which W, X, Y, Z and CKE are each as defined above, to several methods and intermediates for preparation thereof and to the use thereof as pesticides and/or herbicides. The invention also relates to selective herbicidal compositions which comprise firstly haloalkylmethyleneoxyphenyl-substituted ketoenols and secondly a compound which improves crop plant compatibility.The present invention further relates to the enhancement of the action of crop protection compositions comprising especially haloalkylmethyleneoxyphenyl-substituted ketoenols, by the addition of ammonium or phosphonium salts and optionally penetration enhancers, to the corresponding compositions, to methods for production thereof and to the use thereof in crop protection as insecticides and/or acaricides and/or for preventing undesired plant growth.