查询词典 stems

Shrubs climbing. Stems terete to slightly complanate, striate, densely yellow-brown villous.

攀援灌木茎圆柱状到稍扁平，具条纹的，浓密黄褐色具长柔毛。

Morphologically, the two hexaploids are characterized by the general gigantic appearance, diagnostic of the enhancing growth in horizontal direction of such organs as leaves, stems, various compone...

它们在减数分裂时的单价体数目比三倍体显著地减少了，但另外却有少量三价体和四价体出现。

I t applies to natural regrowth from living roots or coppiced stems as well as artificial regrownth in the laboratory.

它适用于根和短茎的自然再生，也适应于实验室中的人工再生。

Objective: The contents of 14 trace elements of stems and leaves in Coriandrum sativum have been detected respectively by ICP—AES.

目的：应用电感耦合等离子体发射光谱法测定了芫荽茎与叶中14种无机元素的含量。

Inflorescence corymbiform, umbel-like, of several to numerous elongate cincinni aggregated into inflorescence at apex of main stems and branches.

花序伞房花序状，象伞形花序一样，数个到多数拉长聚生进花序在先端的主茎和分枝。

Stems quadrangular, lightly grooved to nearly winged, glabrous or white crisped hairy.

四棱的茎，轻而易举具凹槽对近具翅，或白色使卷曲有毛。

Stems, branchlets, and inflorescences crisped pubescent; apex of inner sepals mucronate to acuminate; capsule broadly winged

茎，小枝和花序皱波状的短柔毛；内部萼片短尖到渐尖的先端；蒴果具宽翅 19

At present, regeneration system of cotyledons, hypocotyls, and stems, protoplasts and cotyledons codes have been established among Cucurbitaceae. There are several methods of transformation, such as agrobacteria -medidated genetic, particle gun, pollen tube passage, DNA soaking, ovary embryonary sac injection. Transgenic is tending to antivirotic and delayed maturity. Selection marker used often is NPT II.

目前，在葫芦科植物中已建立了子叶、茎尖、胚轴、茎段、原生质体和子叶节等的再生体系；用于遗传转化的方法有农杆菌介导法、基因枪法、花粉管通道法、DNA浸泡法等；用于转化的目的基因多为抗病毒病基因和延迟成熟的基因；NPTII基因为最常用的筛选标记基因。

Leaves radical from vegetative stem, solitary from flowering stems, curvinerved.

叶在营养体茎上基生，在开花茎上单生，具曲叶脉。

"Dodder:any of various leafless, annual parasitic herb s of the genus Cuscuta that lack chlorophyll and have slender, twining, yellow or reddish stems and small whitish flowers."

菟丝子：菟丝子属植物一年生无叶寄生草本植物菟丝子属，缺少叶绿素，有细长蜷曲黄色或浅红色茎，开白色小花。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。