vascular bundle
n.
维管束；
英英释义
vascular bundle
n.a unit strand of the vascular system in stems and leaves of higher plants consisting essentially of xylem and phloem
同义词：vascular strandfibrovascular bundle
双语例句
用作名词(n.)
It shows one sheath around the vascular bundles.
它显示出在维管束周围的鞘状构造。
It has been applied to attached algae and submerged vascular plants.
这已经用于附生藻类和沉水维管束植物中。
权威例句
Vascular bundlevascular bundle
vascular bundle:
Amphivasal vascular bundle 1, a gain-of
Frontiers|the vascular bundle of ovule and flower axes
The roles of latex and the vascular bundle in morphine biosynthesis in the opium poppy, Papaver somniferum
amphivasal vascular bundle 1, a Gain-of-Function Mutation of the IFL1/REV Gene, Is Associated with Alterations in the Polarity of Le...
Tomato prosystemin promoter confers wound-inducible, vascular bundle-specific expression of the β-glucuronidase gene in transgenic ...
Allene oxide cyclase dependence of the wound response and vascular bundle-specific generation of jasmonates in tomato - amplificatio...
Arabidopsis profilins are functionally similar to yeast profilins: identification of a vascular bundle-specific profilin and a polle...
1. Palisade tissue is rich in saliferous vacuoles, while vascular bundle sheath is obvious.
栅栏组织富含含盐液泡泡，维管束鞘明显。
youdao
2. Bicollateral bundle the arrangement of tissues in the vascular bundles in which the phloem is situated on both sides of the xylem.
是初生木质部的内，外方都有初生韧皮部分布的一种维管束排列方式。
youdao
3. The vascular bundle consists of vascular bundle sheath, xylem, phloem and big parenchymatous cells.
维管束由维管束鞘、木质部、韧皮部和大型薄壁细胞组成。
youdao
4. There was hypha in 1- 10layers cell of surface in young tumour-body base. Grown tumour-body formed periderm, vascular bundle and a lot of pith cells.
幼期的瘤状体基部表面1—10层细胞内含菌丝，长大的瘤状体形成周皮，内部形成大量维管束和髓；
youdao
5. The results showed that: the number of primary branches, secondary branches, and spikelets were closely associated with the number of vascular bundle.
结果表明，维管束数目与一、二次枝梗数及颖花数有密切关系。
youdao
6. The color of Oil cell, the number of non-glandular hair, leaf-trace bundle and vascular bundle are distinct in micro-character.
而油细胞的颜色，非腺毛、叶迹维管束及维管束的多少则是显微上的主要区别点。
youdao
7. There are some sclerenchymatous cells outside the phloem of each vascular bundle to increase the supporting force of the petiole.
每个维管束的韧皮部外面有数层厚壁细胞，增加叶柄的机械支持作用。
youdao
8. Although leaf photosynthesis of this weed is of the C3 type, a C4-like vascular bundle full of chlorophyll was observed in the main vein of the leaf and young stems.
尽管薇甘菊叶片为典型C3植物特征，结果发现了茎以及主叶脉内存在类似C4途径的、具有丰富叶绿体的维管束鞘结构。
youdao
9. It showed that the vascular bundle system of rachis in wheat changed apparently under water deficit.
表明水分亏缺显著改变了小麦穗轴维管束系统的显微解剖结构。
youdao
10. The vascular bundles of the primary structure in stem are ring arranged, and the node is unilacunar and 3-traced, which is from three vascular bundles or one vascular bundle.
茎的初生结构中多个维管束排列成环状，节部为单隙三迹，叶迹分别来自于3条维管束或同一条维管束。
youdao
11. Following population growing and human activity bigger and bigger, the distribution of wild vascular bundle is gradually changing in Beijing.
随着北京地区人口的增多，人类活动范围越来越大，野生维管束植物的分布也逐渐发生了变化。
youdao
12. There were phloem fiber bundle of stem outside vascular bundles.
茎微管束外具韧皮纤维束；
youdao
13. The characteristics of vascular bundle in the first internode and grain-filling of heavy panicle hybrid rice (HPHR) were studied.
对重穗型杂交稻穗颈节间维管束特徵及其籽粒充实进行了研究。
youdao
14. The structures of vascular bundle and leaf margin were also different.
此外，两个种的维管束结构及叶缘结构等也有很大的差异。
youdao
15. The characteristics of vascular bundle of peduncle and grain-filling in two-line hybrid rice were studied.
对两系杂交稻穗颈节维管束特征及其籽粒充实进行了研究。
youdao
16. There are 2-3 layers of long-column-shaped palisade tissue under the upper epidermis, and there are a great number of mechanical tissues which made up of vascular bundle sheath .
上表皮下方有2-3层长柱形的栅栏组织，在主脉大侧脉外方具有由大量机械组织组成的束帽或束鞘。
youdao
17. Pot experiments were carried out to study the effect of water deficit on vascular bundle system of rachis in wheat during heading stage.
利用盆栽试验研究了水分亏缺对抽穗期小麦穗轴维管束系统的影响。
youdao
18. The root-stem transition region and the root in the elder plant reproduce the abnormal secondary structure which is similar to the rode caused by separation of the vascular bundle.
在多年生植株根茎过渡区出现的“绳索状”异常结构则是由于其内部维管束裂分的结果。
youdao
19. Methods The new method of internal and external decompression and vascular bundle graft was designed based on anatomical structure for treatment of 37 cases of Legg Calve Perthes diseases.
方法从解剖学角度设计，采用内外减压血管束植入法治疗37例患者。
youdao
20. The abortion of companion cell of phloem of anther connective vascular bundle.
药隔维管束韧皮部的伴胞解体。
youdao
21. The weight of a single sheath is correlated with the number of large vascular bundle and the area of vascular bundles, is correlated significantly with the area of phloem for vascular bundles.
单茎鞘重与大维管数、维管总面积相关显著，与韧皮部总面积相关极显著。
youdao
22. Leaf anatomy results revealed the central vein lacks both clear cells and the adaxial small vascular bundle in dl2 mutant, which seemed to cause the drooping leaf phenotype.
对叶片的解剖学分析发现突变体中脉缺少细胞和近轴小维管束，导致披叶表型的产生。
youdao
23. The characteristics of vascular bundle in the first internode and grain filling of heavy panicle hybrid rice (HPHR) were studied.
对重穗型杂交稻穗颈节间维管束特征及其籽粒充实进行了研究。
youdao
24. Histocytological observations on explants indicated that the callus was induced from cells of cortex, phloem and peripheral zone of vascular bundle.
细胞组织学研究表明，由外植体皮层细胞、韧皮部细胞及维管束周围细胞均可脱分化启动产生愈伤组织。
youdao
25. Histocytological observations on explants indicated that the callus was induced from cells of cortex, phloem and peripheral zone of vascular bundle.
细胞组织学研究表明，由外植体皮层细胞、韧皮部细胞及维管束周围细胞均可脱分化启动产生愈伤组织。
youdao
vascular bundle
