The results suggested that the 3rd and 4th instar nymphs of B. tabaci were the most suitable hosts for E. bimaculata while the 2nd and 3rd instars were the more suitable for Er. sp. nr. furuhashii.

• 结果提示，烟粉虱若虫3龄和4龄是双斑恩蚜小蜂最适宜的寄主，而桨角蚜小蜂最适宜的寄主是烟粉虱2龄和3龄若虫。