英语释义

1. growing point

片语

cytohistology of shoot apex梢端细胞组织学

vegetative shoot apex营养菌端

shoot apex of cotton棉花茎尖

shoot apex tissue culture分生组织培养

sorghum shoot apex高梁茎尖

shoot apex meristem苗端分生组织

shoot-apex culture茎尖培养

shoot mini-apex微茎尖

Morphology of shoot apex茎尖形态学

英汉例句

• at the same culture condition, we compared the effects of different phytohormones combination on the culture of shoot segment with node and shoot apex of daphne odora thunb.

  在相同的培养条件下，我们比较了不同激素浓度组合对瑞香试管苗的茎段和苗端离体培养的影响。

• the results presents that buds from the shoot apex to the 9th unfolding leaves were in the period of physiological differentiation which can be divided into flower induction and flower initiation.

  结果表明：从新梢顶端到第9个展开叶之间的芽处于生理分化期，花芽生理分化期分为成花诱导期和花芽孕育期。

• choose sterile seedings on 4-5 days age, the shoot apex regenerated rate is most high.

  实验中摸索建立的茎尖再生体系，无菌苗苗龄选择在4—5天，此苗龄无菌苗茎尖再生成苗率最高。

• the entire shoot apex of a horsetail could fit into the large apical cell in the growing tip of a fern.

  木贼的整个茎尖可相当于蕨类生长锥中大的顶端细胞。

• the plant chimera contains at least 2 different genotypes in the shoot apex of plants and plays an important role in the ornamental plant market in europe.

  植物嵌合体是由2种或者2种以上遗传型细胞组成的特殊的植物结构，它在西欧国家观赏植物产业中发挥着非常重要的作用。

• using buds induction from shoot apex of lilium asiatic hybrids as the study on the induction of bulblets in tube and flower bulbs cultivation from bulblet in field.

  以亚洲百合顶芽形成的丛芽体为材料，进行试管小鳞茎诱导及小鳞茎培育开花球研究。

• the dynamic change in the structure of the shoot apex during the ontogeny of sugarbeet shown in, this paper.

  在甜菜个体发育过程中。苗端结构呈现动态变化。种球发芽期为原套原体结构；幼苗期出现分区结构；

• some resin containing cells are present in parenchym of cortex in shoot apex and xylem parenchym of stem in pinus tabulaeformis .

  油松茎端的皮层薄壁组织和幼茎木薄壁组织中具含树脂细胞分布。

• based on the experiment achievement of shoot apex grafting in economic trees in the last 20 years, the key field for the future research has been pointed out.

  根据经济林木试管茎尖嫁接近20年来的研究成果，提出了今后的重点研究领域。

• wardlaw reproduced to the same scale photographs of the vegetative shoot apex of many primitive and advanced land plants.

  沃德劳以同样的放大倍数复制了许多原始的和进化的陆生植物营养茎尖的照片。

• it has leaf primordia and a shoot apex .

  它有叶原基和一个苗端。

• effects of removal of the shoot apex and leaf wounding on nitrogen uptake and nicotine production were studied with tobacco plants grown in sand or hydroponic medium under the controlled conditions.

  采用砂培和营养液培养方法，研究了在营养生长阶段切除顶芽和叶片损伤对烟株生长、体内烟堿浓度、氮浓度及吸氮量的影响。

• the second leaf takes place at the basal part of the first leaf and originates from the shoot apex cells when the first leaf pierces the calyptra.

  第一叶突出帽状体之后，由第一叶基部保留下来的茎干顶端细胞产生第二叶。

• the top of tumour-body formed shoot apex from bud primordium, and differentiated growing point, leaf primordium. young leaf and axillary bud primordium.

  瘤状体顶端由芽原基形成苗端，分化出生长点、原基、叶和腋芽原基。

• the shoot apex of wox1-d mutant was smaller than that of wild type, while the mutant plants displayed dwarfism and a mildly bushy phenotype.

  该突变体的分生组织发育异常，茎尖显着小于野生型，并表现出矮化及多枝表型。突变体的叶片较小，呈深绿色，花药发育迟缓导致不育。