the effect of host diet on developmental time, fecundity and life-table parameters of bracon hebetor (say) (hymenoptera: braconidae) against the mediterranean flour moth ephestia kuehniella (zeller) was studied in the laboratory condition at 26 ± 1 °c, 65 ± 5% relative humidity and a photoperiod of 16l:8d h. the diets used were rice, barley, corn and wheat flours. the developmental time (egg to...