A combination comprising an enaminocarbonyl compound of formula (I): wherein R is methyl, cyclopropyl or 2,2-difluoroethyl, and at least one biological control agent selected from bacteria, fungi or yeasts, protozoas, viruses, and entomopathogenic nematodes, and optionally an inoculant, for reducing overall damage of plants and plant parts as well as losses in harvested fruits or vegetables caused by insects, mites nematodes and phytopathogens.