vascular bundles

维管束:植物茎、叶或根中的维管束

常用释义

词性释义

维管束:植物茎、叶或根中的维管束,用于输送水分、养分和有机物质。
例句
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1·There were phloem fiber bundle of stem outside vascular bundles.
茎微管束外具韧皮纤维束;
2·Sepals contain several vascular bundles, and are thought to be derived from leaves.
根据萼片内的许多维管束结构,通常认为其由叶发育而成。
3·The number of vascular bundles in neck-panicle was mainly controlled by genetic factors.
穗颈维管束数主要受遗传因素控制,环境条件的影响相对较小。
4·Results show that the large parenchymatous cells of vascular bundles are the mainly storage site of aloin.
结果表明,叶维管束内的大型薄壁细胞为芦荟素的主要贮存结构。
5·Jinhui12 is an excellent parental candidate in improving the characteristic of neck-panicle vascular bundles.
缙恢12号是改良穗颈维管束性状的优良亲本。
6·All the vascular bundles are interconnected so that transport between organs carried on rapidly and efficiently.
所有维管束都互相连通,因而得以迅速而有效地完成器官之间的运输。
7·Vascular bundles of the pedicel in flower of Commelina communis were scattered within central fundamental tissues.
鸭跖草花梗顶部的维管束分布在中央的基本组织内。
8·Their internal structures consist of air passages, vascular bundles of various size, ground tissues and sclerenchyma.
它们的内部结构是由气道、不同大小的维管束、基本组织以及厚壁组织组成。
9·There are 5~8 vascular bundles arranged in arch shape. Secretory cavities are present in the ground tissue of petiole.
叶柄的基本组织中具有裂生分泌腔,5~8束维管束呈弧形排列或散布在薄壁组织中;
10·Vein One of the vascular bundles in a leaf. The pattern in which the veins are arranged in a leaf is called the VENATION.
叶脉:叶片中的维管束结构。在叶片中,所有叶脉排列的方式称脉络。
同义词