The results indicated that both the two species of wasps could parasitize all nymphal stages of B. tabaci.
两种寄生蜂均可寄生烟粉虱的1~4龄若虫。
Antennae of B. tabaci are made up of scapus, pedicle and flagella that the latter consist of 1-5 segments and most of the antennal sensilla lie on its outer, upper and lower surfaces.