Kairomone-mediated host finding by spruce budworm egg parasite,Trichogramma minutum

Abstract

The host-finding responses of the egg parasite,Trichogramma minutum Riley, reared from its natural host,Choristoneura fumiferana (Clemens) and a laboratory host,Sitotroga cerealella (Oliver), to hexane extracts of scales of these hosts were compared in laboratory experiments. When presented withC. fumiferana eggs on filter papers treated with hexane and… (More)
DOI: 10.1007/BF01020355

Topics

3 Figures and Tables