血清反应阻止花粉管生长。
CTX处理柱头后自花授粉对自花花粉管的生长具有促进作用； 而PTX处理柱头后异花授粉，表现出对异花花粉管生长的抑制作用。
Self-pollen tube growth could be promoted by treating stigma with CTX, but the pollen tube growth was inhibited by treating stigma with PTX before cross pollination.
实验结果说明花粉管的定向生长受胚珠的分子信号调控。
It is suggested that directional growth of pollen tubes are controlled by molecular signal in ovule.
应用推荐