查询词典 pollen sac

In second stage,after 2-nucleate embryo sac development,most pollen tubes grow radially around ovules.

在亲和受精过程中，花粉管的生长速度和方向性已成为人们普遍关注的焦点。

The pollen and embryo sac fertility were controlled by two sets of different genes, and both of them made contributions to F〓 spikelet fertility.

花粉育性和胚囊育性分别出不同的遗传基因控制，两者共同决定小穗育性的高低。

As the male gametophyte, pollen delivers sperm to the embryo sac for fertilization by pollen-tube polarized growth.

花粉作为种子植物的雄配子体，通过萌发后极性生长的花粉管将精细胞送到胚囊完成受精作用。

In Situ hybridization showed that OsUBP1 mRNA expressed in the tapetum, pollen grains, macrospore sac and the vascular bundle at the bottom of spikelets.

原位杂交分析表明，在花中OsUBP1 mRNA主要在药壁绒毡层、花粉粒、大孢子囊和颖花底部维管束中表达。

At the reproductive stage, RA68 was expressed in the inflorescence meristem, the tip of rachis branch, spikelet primordia, macrospore sac and pollen grains.

原位杂交分析结果表明：在幼苗期RA68主要在幼芽胚芽鞘的内外层细胞和幼叶原基的表层细胞中表达；转入生殖生长期后，在花序分生组织、枝梗原基顶端、花器官原基、大孢子囊和花粉粒中表达。

The pearl millet pollenreadily germinated on the wheat stigma and more than one pollen tubes grew into thestyle and entered the embryo sac.

波斯小麦已授粉的207个子房中，11.11％既形成胚又形成胚乳，7.25％只形成胚，而1.93％只形成胚乳，在这个杂交中受精率和成胚率分别为20.29％和18.36％。

This article used the convention paraffin section the method is the mature embryo sac and the pollen grain structure has carried on the observation to the corn inbred line.

毕业论文摘要翻译，英语高手们帮帮忙啊本文利用常规石蜡切片的方法对玉米自交系成熟胚囊和花粉粒的结构进行了观察。

Napus ; pollen germination ; embryo sac development ; genome introgression ; genetic distance

甘蓝型油菜；花粉萌发；胚囊发育；基因组导入；遗传距离

The tomato adult plant has the vigor, the growth good pollen, can promote the pollen through the vibration or the undulation inflorescence to disperse from the anther sac, and falls to the column head on, thus achieves the manual supplementary pollination the goal.

番茄植株具有活力、发育良好的花粉，通过振动或摇动花序能促进花粉从花粉囊里散出，并落到柱头上，从而达到人工辅助授粉的目的。

The tomato adult plant to have the vigor, the growth good pollen, can promote the pollen through the vibration or the undulation inflorescence to disperse from the anther sac, and falls to the column head on, thus achieves the manual supplementary pollination the goal.

番茄植株具有活力、发育良好的花粉，通过振动或摇动花序能促进花粉从花粉囊里散出，并落到柱头上，从而达到人工辅助授粉的目的。

What are your goals and strategies for growth?

你的成长目标和策略是什么？

And unto the angel of the church in Sardis write; These things saith he that hath the seven irits of God, and the seven star I know thy works, that thou hast a name that thou livest, and art dead.

3：1 你要写信给撒狄教会的使者，说，那有神的七灵和七星的，说，我知道你的行为，按名你是活的，其实是死的。