胚轴或幼茎的嫁接亲合力是个人满意的。
幼茎表达分布在韧皮部；
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。
Some resin containing cells are present in parenchym of cortex in shoot apex and xylem parenchym of stem in Pinus tabulaeformis .
大豆的子叶、幼茎和幼根都能产生超弱的光，组织受到伤害，发光增强。
Coteledon, stem, and root segments from soybean showed low level chemiluminescence, which increased sharply upon mechanical injury.
我真的很喜欢这张照片，因为苔藓的幼茎似乎呈拥抱状，仿佛他们试图拥抱取暖。
I really like this photo, as the twigs of moss seem to be embracing, as if they were trying to get warm.
幼茎所含总皂甙高于发育成熟的茎和老茎，含量最高的则是具有贮藏功能的根状茎。
The younger stem had a higher content of total gypenosides than that of mature and older stem, while rhizome, the storage organ, had the highest content.
实验结果表明：阳生环境和阴生环境水蜡树叶片、幼茎、次生木质部的结构存在差异。
The results showed that there were differences in the structure of leaves, caulicle andsecondary xylem of L. obtusifolium Sieb. et Zucc. lived in shade and sun environment.
PAL活力与刺槐胚轴或幼茎的维管系统即导管分子的数量和木质化程度增长趋势相一致。
And the activity of PAL coincided with the increasing tendency of the Numbers of vessel element in the plumular axis or juvenile stem of robinia and its degree of lignification as well.
摘要利用石蜡切片和薄切片方法对芸香科14属23种和1变种植物幼茎中分泌囊的分布和结构进行了比较研究。
Comparative observations were made on the morphology and anatomy of secretory cavities in stems of14genera 23species and one varieties by paraffin and thin section method.
以大叶黄杨的幼茎段为外植体，在添加BA和NAA、IBA、2，4-D不同激素组合的MS培养基上培养，对其愈伤组织进行诱导试验。
With young stem segment of Euonymus japonicus as explants, callus induction were studied on MS basal medium supplemented with different hormone combinations including BA and NAA, IBA , 2,4-D.
试验结果表明：幼叶与茎尖是蝴蝶兰原球茎诱导的较佳外植体；
The results showed that young leaves and shoot-tips are the best explants for PLB induction.
选用皱壳棉实生苗的微繁殖系幼枝和茎的节段作为诱导离体开花的外植体。
Shoots and stem nodes of the micropropagated clones of Gossypium costulatum were used as explants, which were cultured to flowering in vitro.
TUFD1基因在小麦幼苗的根、茎、胚芽鞘、叶片以及幼穗和腊熟期子粒中呈组成性表达。
TUFD1 showed a constitutive expression pattern in roots, stems, coleoptiles, and leaves of seedlings, and in young spikes and seeds at the hard-dough ripening stage.
TUFD1基因在小麦幼苗的根、茎、胚芽鞘、叶片以及幼穗和腊熟期子粒中呈组成性表达。
TUFD1 showed a constitutive expression pattern in roots, stems, coleoptiles, and leaves of seedlings, and in young spikes and seeds at the hard-dough ripening stage.
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