pollen tube

• 花粉管

pollen tube的英文翻译是什么意思，词典释义与在线翻译：

英英释义

Noun:

1. (botany) a slender tubular outgrowth from a pollen grain when deposited on the stigma for a flower; it penetrates the style and conveys the male gametes to the ovule

pollen tube的用法和样例：

例句

1. A serologic reaction retards the growth of the pollen tube.
   血清反应阻止花粉管生长。
2. Activation of nucellar cells by discharge from the pollen tubes has been claimed.
   认为由花粉管的流出物能使珠心细胞活化。