The results show that whenthe colonies are fed by pure pollen and pollen adding 20% bean powder, the weight of workers bred by those have no dif-ference.

• 结果表明,饲喂花粉与饲喂花粉+20%25豆粉的蜂群相比,其所育工蜂初生重差异不显著,蜂王初生重差异显著,雄蜂初生重差异极显著;