Feeding on solanum plants such as tomato, eggplant, and black nightshade, the mean development duration of H. vigintioctopuntata had no significant difference, but there was a significant difference when feeding on pumpkin.
Feeding on solanum plants such as tomato, eggplant, and black nightshade, the mean development duration of H. vigintioctopuntata had no significant difference, but there was a significant difference when feeding on pumpkin.
结果表明：该虫在3种茄科植物上各虫态发育历期无显著差异；而在南瓜上存在显著差异，各虫态历期明显延长。