英语人>网络例句>雌蕊 相关的搜索结果
网络例句

雌蕊

与 雌蕊 相关的网络例句 [注:此内容来源于网络,仅供参考]

Gynoecium (2 or)3-5(-15)-carpellate, gynophore present or rarely absent; ovary superior, entire or deeply lobed, generally long styled; placentation basal, axile or parietal, rarely laminar; ovules 1 or 2 or numerous per locule; stigma entire or sometimes shortly divided at apex. Fruit fleshy or non-fleshy, generally a septicidal capsule, rarely a nut with accrescent sepals or a drupe, or separating into up to 15 blackish drupelets on a colored accrescent receptacle.

雌蕊群(2或者) 3-5 (-15)具心皮,雌蕊柄有或有时无;子房上位,全缘的或者深裂,通常有长花柱;胎座式为基底胎座,中轴胎座或者侧膜胎座,很少片状胎座;胚珠1或每子房室或许多的2;柱头全缘或者有时在先端短裂。

An integument or outer layer of various invertebrates.Having fruit or pistils with two or more carpels.

果为多心皮的,有多子房雌蕊的有带两层或更多层心皮的果实或雌蕊

A simple pistil formed from one modified leaf, or that part of a compound pitil formed from one modified leaf; megasporophyll.

心皮 Carpel 组成单雌蕊或复合雌蕊的变态叶;大孢子叶。

A pistil composed of two or more united carpels .Having fruit or pistils with two or more carpels .

果为多心皮的,有多子房雌蕊的有带两层或更多层心皮的果实或雌蕊

The term pistil or compound pistil is also used to mean one or many carpels respectively.

离生的一心皮或多个心皮分别可以用雌蕊或复雌蕊表示。

The female reproductive organs of a flower;the pistil or pistil s considered as a group.

雌蕊群花的生殖器官;作为一个群体的雌蕊

Extracellular matrix plays a very important role in the course of interaction between pistil and pollen, especially in recognition and guidance of pollen tube.

雌蕊胞外基质对雌蕊与花粉的识别以及花粉管的定向生长有着重要的作用,是近年来植物生殖生物学的研究热点之一。

The female reproductive organs of a flower; the pistil or pistils considered as a group.

雌蕊群花的生殖器官;作为一个群体的雌蕊

Thpetum is the gland cell type. The pistil has two carpels, the ovules belong to straight ovules with bitegmic;77% nucellus stoped development before from the archesporial cell and disappear and 23% nucellus atrophy .so the flower cannot grow seeds.

安祖花的雌蕊是由2 心皮组成,胚珠为直生胚珠,双珠被,77%珠心细胞在胞原细胞形成之前停止发育,并且逐渐解体消失,23%珠心细胞发生萎缩,导致雌蕊败育。

The reproductive development process of birch was described as follows: Male inflorescences extended from apical bud in early June. In later June, stamen primodium was differentiated in the bract of male inflorescence and the differentiation of bract was generated in female inflorescence. During July, anther layers and archesporial cell were differentiated in anther, then archesporial cell developed into mother microspore cell. Pistil primodium came into being at the same time. In early part of August the meiosis of mother microspore cell started. In later August, mono-nucleus microspore was formed. After September, both male inflorescence and female inflorescence were dormant.

白桦的生殖生长发育过程如下:6月初,雄花序从顶芽中生长出来。6月中下旬,雄花序苞片上分化出雄蕊原基,雌花序分化出苞片。7月,雄花花药分化出花药壁和孢原细胞,孢原细胞演化为小孢子母细胞,雌花序苞腋处分化出雌蕊原基;8月中上旬,小孢子母细胞减数分裂,8月下旬形成单核小孢子;9月后雄花序以单核小孢子状念越冬,雌花序以雌蕊原基状念越冬。

第2/28页 首页 < 1 2 3 4 5 6 7 8 9 ... > 尾页
推荐网络例句

This paper discusses design and realizable methods of remote test output interface from logical design angle.

本文从逻辑设计的角度讨论遥测输出接口的设计及实现方法。

This also 星体投射plies to buildings, structures and geological features.

这也适用于建筑物和地质特征。

We all hope for a better life.

我们都希望好的生活。