ovule的例句大全

Funicle ( funiculus ) The stalk attaching the ovule ( later the seed ) to the placenta angiosperm ovaries.

中连接胚珠 ( 之后的种子 ) 和胎座的柄.

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Nutrients pass through the funicle to the ovule and seed.

营养物质通过珠柄传递到胚珠和种子.

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Growing straight , so that the micropyle is at the end opposite the stalk. Used an ovule.

直生的直立生长以至珠孔在茎的另一端的. 用于形容胚珠.

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A stalk connecting an ovule or a seed with the placenta.

珠柄与胚珠或含胎座的种子相接的叶柄.

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Frequently the basal ovule, which is the last one to be fertilized would abort.

最后受精的基生胚珠经常败育.

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The ovule of Hyoscyamus niger is renuinullceate.

天仙子(Hyoscyamusniger)胚珠为薄珠心胚珠.

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Male reproductive cells travel down the tube and join with the ovule, fertilizing it.

雄性生殖细胞到达花柱然后加入卵子, 使它授精.

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Chalaza ( pl . chalaxae or chalazas ) The region of an angiosperm ovule where the nucellus and integuments merge.

合点 :被子植物胚珠上的一个区域,在合点处珠心和珠被愈合.

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Testa The hard dry protective covering of a seed, formed from the integuments of the ovule.

外种皮:覆盖在种子外部的坚硬干燥的保护层, 由胚珠的珠被发育形成.

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The occurrence of more than one embryo in the ovule denotes polyembryony.

在胚珠中有一个以上的胚发生是表示多胚现象.

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Ovarian 2 rooms, ovule much line, style filiform, post tongue shape is compressed.

子房2室, 胚珠多列, 花柱丝状, 柱头舌状扁平.

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Funicle ( funiculus ) The stalk attaching the ovule ( later the seed ) to the placenta in angiosperm ovaries.

被子植物 子房中连接胚珠 ( 之后的种子 ) 和胎座的柄.

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Seed development in most instances commences following fertilization of the ovule.

大多数种子的形成是从胚珠受精开始的.

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The primary chalazal haustorium ramifies around the vascular tissues of the ovule.

初生合点吸器沿着胚珠的维管组织分支.

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The ovule is bitegminous archesporial cell locates under the nucellus epidermis, which develops into functional megasporocyte.

孢原细胞位于珠心表皮之下, 直接起大孢子母细胞的功能.

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Ovarian half, ovule majority, the seed has a wing.

子房半下位, 胚珠多数, 种子有翅.

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The fertilized ovule becomes the seed, and the ovary becomes the fruit.

已受精的卵子成为种子, 而子房变成了果实.

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The anatomise observation showed that structure of most ovules was abnormal, which included small embryo sac, female genitalia degeneration, embryo sac degeneration and ovule degeneration. Thus, the female was deep-sterile in No.115 line.

115号株系绝大多数胚珠结构异常，包括小胚囊、雌性生殖器退化、胚囊退化和胚珠退化等4类，115号株系雌性器官为重度败育类型。

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The vascular bundle of ovule of Phytolacca is evidently from the vascular tissue of receptacle.

商陆属植物的胚珠维管束明显地来自花托的维管组织。

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The signal system established by WUS is also involved in ovule development.

由WUS建立的信号体系还参与胚珠的发育。

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