sterility pollen

• 不育花粉

sterility pollen的用法和样例：

例句

1. Varieties that do not produce fertile pollen are used as females.
   不产生可育花粉的品种被用作母体。
2. Some large vacuoles appeared in the tapetal cells of the sterile anthers at the early uninucleate pollen stage.
   在单核细胞早期，不育花粉的四分体细胞中有较明显的大液泡出现。