母蜂先收集好供她的孩子们食用的花粉和花蜜，然后经由巢室之间的小道“蜂路”把它们带回蜂巢（？）
To prepare for her offspring, the mother collects pollen and nectar, which she carries back to the burrow in a nifty part of the digestive tract called the crop.
同一花药不同花粉囊相同一药室，花粉母细胞减数分裂和小孢子的发育，并不是高度同步的。
It is not synchronous highly that the meiosis of pollen mother cells and the development of microspore in the same anther but different pollen sac and in the same anther chamber.
应用推荐