Integration of soil applied azadirachtin with predators entomopathogens and optical chemical traps for the management of western flower thrips Frankliniella occidentalis Pergande (Thysanoptera: Thripidae) Frankliniella occidentalis soil application biological control entomopathogenic fungi entomopathogenic nematodes Orius laevigatus synergism additivity blue sticky traps light emitting diodes Lurem TR. Bodenapplikation biologischer Pflanzenschutz entomopathogene Pilze entomopathogene Nematoden Synergismus Additivität blaue Klebtafeln Licht emittierende Dioden