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子房

与 子房 相关的网络例句 [注:此内容来源于网络,仅供参考]

Stamens 5, usually inserted at base of corolla tube and adhering to stigma head to form gynostegium; filaments usually connate to form a tube enclosing ovaries; anthers 4-celled (Periplocoideae and Secamonoideae) or 2-celled, often with a membranous apical appendage; pollen tetrads contained loosely on a spatulate translator with a basal corpusculum, or pollen united into waxy pollinia, each attached through a caudicle to the retinaculum between adjacent anthers to form a pollinarium, pollinia 2 or 4 per pollinarium.

雄蕊5,着生于花冠筒的基部,与柱头贴生,和柱头粘生,形成合蕊柱;花丝通常合生成管包围子房;花药4室(Periplocoideae和Secamonoideae)或者2室的,通常有一膜质的顶端附属物;四合花粉松散地着生于匙形的载粉器上,具有着粉腺体,或者花粉合生成腊质的花粉块,通过花粉块柄与系接于着粉腺上,每个花药有花粉块2个或4个。

Ovary (2 or)3-locular, base confluent with disk; ovules erect, 2 per locule.

子房(2或者)3室,基部与花盘合生;胚珠直立,2每室。

A plant, such as a cycad or conifer, whose seeds are not enclosed within an ovary.

裸子植物一种种子没有被包入子房的植物,比如''。

Ovary superior, 1-loculed; styles 2 or 3, rarely 4, free or connate at lower part.

子房上位,1室;花柱2或者3,很少4,离生或者在下半部分合生。

Sepals 3(or 5); lateral sepals free or connate, margins entire or serrate; lower sepal large, petaloid, usually navicular, funnelform, saccate, or cornute, tapering or abruptly constricted into a nectariferous spur broadly or narrowly filiform, straight, curved, incurved, or ± coiled, swollen at tip, or pointed, rarely 2-lobed, rarely without spur. Petals 5, free, upper petal flat or cucullate, small or large, often crested abaxially, lateral petals free or united in pairs. Stamens 5, alternating with petals, connate or nearly so into a ring surrounding ovary and stigma, falling off in one piece before stigma ripens; filaments short, flat with a scalelike appendage inside; anthers 2-celled, connivent, opening by a slit or pore.

萼片3(或5);侧萼片离生或者合生,边缘全缘或者有锯齿;更低的萼片大,瓣状,通常舟形,漏斗状,囊状,或具角状突起,渐减突然或缢缩进一分泌蜜汁具距或宽狭丝状,花瓣5,离生,上面的花瓣平坦的或者兜状,雄蕊5,与花瓣互生,合生或者近合生成环而围绕子房和柱头,在柱头成熟之前完整地从上面落下;花丝短,扁平,在里面的有一鳞片状附属物;花药2室,靠合,通过一条裂缝或者孔开裂。

Ovary inferior, stalked or sessile; ovules 2 or 3, pendulous from apex of placenta, usually flexuous or corrugate.

子房下位,柄或无梗;胚珠2或3,从胎座的先端下垂,通常曲折或皱。

Calyx deep purple, campanulate-rotate, 3-5 × 4-6 cm; sepals connate beyond attachment to ovary, abaxially glabrous; tube lantern-shaped, 1-2 × 1-2 cm, constricted at throat, adaxially longitudinally corrugate, becoming reticulate above, orifice ring 3-4 mm wide; lobes ovate to broadly ovate, 2-3 × ca. 2 cm, base with triangular corrugate-papillate area.

花萼深紫色,钟状辐状, 3-5 * 4-6 厘米;萼片合生超过贴生的子房,背面无毛;筒部灯笼形, 1-2 * 1-2 厘米,缢缩在喉部,正面纵向具皱褶,变得在上面网状,宽3-4毫米的孔环;裂片卵形到宽卵形, 2-3 *约2厘米,基部具三角形具皱褶区。

The amounts of 18 kinds of amino acids in ovary and cotyledon were higher than that in involucre

子房、子叶中的18种氨基酸含量均高于总苞。

Cremocarp A dry fruit splitting into two one-seeded portions.

双悬果:是由两个心皮的子房发育而成的干果。

New strategies for breeding seedless plants have been proposed by using these genes. These include expression of some cytotoxin genes or genes for production of hormones in plants under the control of seed_coat_specific promoter or ovary_specific promoter and "terminator technology" etc. It's clear that these transgenic methods will be introduced into a wider range of fruit and vegetables in the future.

应用这些目的基因,已建立了转基因生产无籽果实的新策略,如在种皮或子房特异性启动子控制下的生长素基因或细胞毒素基因的表达及"终止子"技术的运用等,这将大规模地促进蔬菜和水果生产,提高果蔬产品的市场价值。

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推荐网络例句

I didn't watch TV last night, because it .

昨晚我没有看电视,因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来,在北京的很多小区里,电梯液晶电视被撤了下来。

I'm running my simile to an extreme.

我比喻得过头了。