在影响结实率的诸多因素中，异花授粉的效率以及植物对异花授粉的依赖程度是重要因素。
We consider that the limitation and dependence of xenogamy are important factors among the factors influencing seed set.
表示花药开裂朝向花的外部，可促进异花授粉。
Extrorse Denoting anthers in which dehiscence lines are to the outside of the flower, promoting cross-pollination.
和我一样在两端同时工作的人，都深信“异花授粉”的好处。
People like me, working on both sides of the fence, strongly believe in the virtues of cross-pollination.
鉴于这种简单的异花授粉实验，可以预见，类似的事情可能在自然情况下发生。
Given simplicity of this cross-pollination experiment, it can be envisioned that similar incidents may occur under natural conditions.
在影响结实率的诸多因素中，异花授粉的效率以及植物对异花授粉的依赖程度是重要因素。
We consider that the lomitation and dependence of xenogamy are important factors among the factors influencing seed set.
蚂蚁从花朵中收获花粉时并不能保证一定可以产生异花授粉的效果：蚂蚁会爬到地面或其他植株上。
Cross-pollination isn't ensured when an ant picks up pollen off a pancake plant: The ant may then crawl to the ground or another species.
甘蓝型油菜属于常异花授粉植物，一般认为自交不会产生衰退现象，但多代连续自交对甘蓝型油菜究竟有何影响鲜见报道。
Brassica napus L. is an often cross-pollinated plant, and is not generally considered selfing recession, but it was little reported about effects of selfing on main traits of Brassica napus L.
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.
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.
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