pollen tube growing的用法和樣例：
例句
- Studies on Pollinating Habit and Pollen Tube Growth Course of Lagerstroemia indica L.
紫薇受粉習性及花粉管生長(cháng)的研究。 - Pollen grain germination and pollen tube growth were investigated in intergeneric crosses between Brassica species and O.
本文對諸葛菜和蕓苔屬屬間雜交的花粉粒萌發(fā)和花粉管生長(cháng)情況進(jìn)行了研究。
