In this study, adults that had emerged from adzuki and mung beans were used to test whether larval or early adult experience effects host preference of the adult.

• 本试验首次透过检测羽化自不同寄主之成虫的产卵表现来探讨成虫前经验（包括幼虫期及成虫早期经验）对四纹豆象产卵偏好之作用；