The fecundity and number of eggs hatched by C. chinensis were significantly reduced with increasing interspecific male density than with conspecific male density.

• 而绿豆象雄虫在低密度时对四纹豆象雌虫产卵数及孵化幼虫数之影响较大，高密度处理则四纹豆象雄虫之干扰作用较显著。