ovule

美 ['?vju:l] 　英 ['?vju:l]

• n.胚珠
• 網(wǎng)絡(luò)卵；小卵；卵細(xì)胞

詞形變化

復(fù)數(shù)：ovules  

英漢雙解

英漢解釋

n.	1. 【植】胚珠;【生】卵細(xì)胞;小卵

英英解釋

n.	1. a small structure in a seed plant that contains the embryo sac and develops into a seed after fertilization 2. a small or immature egg

例句

Ovary protects and feeds the seed in a plant The ovule-bearing lower part of a pistil that ripens into a fruit.

雌蕊中含有胚珠的較底的部分，成熟為果實(shí)。

However, our genetic analysis shows that MADS21 has no function in stamen, carpel, or ovule identity determination.

然而我們的遺傳分析表明MADS21對雄蕊、心皮和胚珠的身份決定沒有作用。

Fruit The ripened OVARY of a flower that is usually formed following fertilization of the ovule.

顯花植物的成熟子房，通常是胚珠受精后形成。

what ' s more , the ovule abortive events of the two species is evident , which may be one of the threatening factors.

兩物種胚珠敗育現(xiàn)象明顯，這也可能是致瀕因素之一。

The occupied area of cultured ovule and fibers affected by low temperature had similar trend to the length of the fiber.

低溫處理對離體培養(yǎng)棉花胚珠輪廓面積的大小也有相似的影響。

A female gametophyte of the female gametophyte in the sporangium ovule is the heart of the beads.

產(chǎn)生雌配子的雌配子體在大孢子囊即胚珠的珠心處發(fā)育。

One of them has started growing a tube that transfers the sperm to the ovule of a receptive ovary.

其中一株開始生長出管狀器官，用來傳送精粉到授粉端花房的胚珠。

The female part of the plant The female , ovule-bearing organ of a flower, including the stigma , style, and ovary .

雌蕊群包括柱頭、花柱和子房的花雌蕊，長有胚珠。

The accumulation of biochemical components in ovule of cotton fiber mutants during the ovule development.

棉花纖維突變體胚珠發(fā)育過程中主要生化物質(zhì)的積累特征。

The parameters tested include the seed number, seed mass, ovule number per fruit, individual seed weight, abortion number and seed set rate.

實(shí)驗(yàn)參數(shù)包括：單個果實(shí)種子數(shù)、種子重、種子均重、胚珠數(shù)、敗育數(shù)、種子形成率及種子萌發(fā)率。

Malformation embryo sac, twin-ovule and twin-embryo sac in an ovary were seen with paraffin slic.

石蠟切片觀察還發(fā)現(xiàn)胚囊畸形，出現(xiàn)雙胚珠和雙胚囊。

The procedures are fixation, entire staining, isolation with acid, denudating ovule, transparence, pressuring cover glass and observation.

固定、硼砂洋紅整體染色、酸解離、剝離胚珠、透明、壓片、觀察。

minute opening in the wall of an ovule through which the pollen tube enters.

卵子表面上使花粉管穿入的小口。

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

雄性生殖細(xì)胞到達(dá)花柱然后加入卵子，使它授精。

Porogamy The usual method of fertilization in angiosperms in which the pollen tube enters the ovule by the micropyle. Compare chalazogamy.

被子植物通常的受精方式。花粉管通過珠孔進(jìn)入胚珠。比較。

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

被子植物子房中連接胚珠（之后的種子）和胎座的柄。

The ovule browning of Zaocuiwang could be efficiently prevented by removing integument during inoculation.

取出早脆王胚珠，剝去珠被接種可以有效防止褐化。

The result indicated that the corn is an anatropous ovule, thick nucellus embryo sac.

結(jié)果表明玉米是倒生胚珠，厚珠心胚囊。

Rhizobia appeared right after the fertilization of ovule, and the quantity increased with the seeds' development.

游客苜蓿胚珠受精后開始有根瘤菌存在，含量隨種子的發(fā)育而增大。

ovule solitary, basal, erect, orthotropous.

胚珠單生，基部著生，直立。

Ovule of pollination that gibberellin deal with and have ovule of seed, it bear fruit and fruit grow similar.

赤霉素處理的未授粉的胚珠與有種子的胚珠，其坐果和果實(shí)生長相似。

ovule solitary in each carpel, basal, campylotropous.

胚珠單生在每心皮，基部，。

Compatible pollen tubes reach the ovule where they burst and release the sperm cells.

親和的花粉管到達(dá)胚珠，在胚囊中裂開后釋放出精細(xì)胞。

Ovary superior, glabrous, with one ovule per locule.

子房上位，無毛，具一胚珠每室。

Long and short style female flowers are apparently different in the style length, morphology and structure of stigma, style and ovule.

長短花柱雌花于花柱長短、柱具形態(tài)、子房構(gòu)造等有不同的形態(tài)構(gòu)造，呈現(xiàn)兩型性。

Studies on Pollen- Ovule Reaction before Fertilization of Larix principis-rupprechtiiMayr .

華北落葉松胚珠與花粉相互作用的研究。

ovule 1, borne abaxially on middle part of fertile bract, initially partly inverted, becoming more erect at maturity.

胚珠1，著生在能育的苞片的背面的中間，最初部分倒生，成熟期變得較直立。

Ovule primordia occur from placenta in mid November.

十一月中旬時(shí)胚珠原體凸出胎座表面。

Stupid Wolf downstairs, found herself a ovule-bearing pine cones to buy a little doll.

笨狼在樓下找到了松球，一個留給自己，一個送給買洋娃娃的小姑娘。

ovule 1 per locule, pendulous, orthotropous.

每室1胚珠，下垂，倒生。

Ovule primordia are formed in mid-March.

三月中旬，胚珠原體形成。

The ovule has been used as an excellent model system to study morphogenesis and organogenesis .

胚珠是研究器官形態(tài)發(fā)生和模式建成遺傳分子機(jī)理的一個理想系統(tǒng)。

An ovule which is half-inverted and straight, with the hilum lateral.

直且半倒置，種臍位于側(cè)面的胚珠。

ovule 1 per carpel, anatropous, pendulous.

胚珠1每心皮，倒生，下垂。

ovule 1, basal, campylotropous.

胚珠1，基生，彎生。

Disk annular. Ovary glabrous, ovoid, 4-locular, usually only 1 ovule fertile.

花盤環(huán)狀子房無毛，卵形體，4室，通常只1胚珠能育。

ovule 1 per ovary, subapical, pendulous.

每子房內(nèi)1胚珠，近尖端，倒生。

There were protuberances of ovule fiber cells at 0 DPA.

開花當(dāng)天，胚珠纖維細(xì)胞均有突起；

Ovule 1, pendulous from a basal funicle.

胚珠1，從基生的珠柄倒生。

Main results are as follows: 1. The ovule was unitegmic, orthotropous and crassinucellate in Hickory.

主要研究結(jié)論如下：1、山核桃胚珠為直生胚珠，單珠被，厚珠心型。