韧皮部的例句大全

Primary phloem PHLOEM derived from the procambium in the young plant.

初生韧皮部:指幼嫩植物中来源于原形成层的韧皮部.

Protophloem The first-formed PRIMARY PHLOEM, differentiated from the procambium in the region just behind the meristem.

原生韧皮部:最早形成的初生韧皮部,由位于分生组织中的原形成层分化而来.

Phloem elements and adjacent tissues are the principal feeding sites for most aphids.

韧皮部及其邻近组织是大多数蚜虫的主要取食部位.

The rest of phloem also produced callus through dedifferentiation. In addition, there was callus from xylem.

残存的韧皮部也可以脱分化形成愈伤组织, 此外, 还存在愈伤组织源于木质部的情况.

Compared to low P efficient genotype, high P efficient genotype was lower in phloem sugar translocation rate and R/ S ratio.

磷高效小麦基因型的韧皮部蔗糖运输速率和根冠比低于磷低效小麦基因型；

RTB larva and adult eat at bast layer to cut water and nutrient supply which results death of the trees.

主要以幼虫，其次是成虫取食韧皮部后，切断树木水分和养分通道而致树木死亡。

As the vascular cambium was initiated, the interfascicular cambium was formed on the adaxial side of secondary phloem produced by the cambium. phloem developed well;

但是当维管形成层形成时，束间形成层在初生乳管的近轴一侧产生，因而随着次生形成层的活动，初生乳管被定位于次生韧皮部远轴一侧。

However, initiation of cambial activity with cell proliferation and increase in immature phloem cells was about a week later than bud sprouting.

在春季芽膨大前，形成层带已经进入了恢复活动期。在芽展开后一周形成层进入活动期，细胞开始分裂，细胞层数也有所增加，同时分化出未成熟的韧皮部细胞。

Tubulin and Kinesin-like Protein in Phloem of Apium graveolens

芹菜韧皮部中的微管蛋白和类动蛋白

Sugar transport in phloem depends on sugar transporters, and sugar transporters have dual functions, i.

糖在韧皮部中的运输是由糖转运蛋白完成的, 糖转运蛋白具有双重功能, 即糖载体和糖传感.

The present results indicated the remarkable impact of salt stress on cambium cell activity and secondary xylem cell differentiation of both root and stem.

显微结构观测表明，盐胁迫对根和茎形成层细胞的活动和次生韧皮部和木质部细胞的分化产生显著影响。

With the progressive development of stem, the activity of vascular cambium began. The fascicular cambium differentiated into secondary xylem and secondary phloem, while the interfascicular cambium only differentiated into wide ray of parenchyma tissue.

随着茎的继续发育，维管形成层开始活动，由束中形成层产生次生韧皮部和次生木质部分子；而束间形成层仅产生薄壁细胞组成宽的射线。

Between primary xylem and primary phloem there are 2& 3 layers of parenchymatous cells, regularly or irregularly arranged, but no cambial zone can be recogni-zed.

初生木质部与初生韧皮部之间可见到2&3层排列规则或不规则的薄壁组织细胞，但是没有维管形成层的发生。

Both xylem and phloem form a continuous branched system in the whole plant body.

木质部和韧皮部在植物体内构成一个连续的分支系统.

Studies on Cytochemistry of albuminous cells in secondary phloem of stem in Pinus bungeana Zucc

白皮松茎次生韧皮部中蛋白细胞的细胞化学研究

Intrafascicular cambium ( fascicular cambium) The part of the VASCULAR CAMBIUM within the vascular between the xylem and phloem.

束中形成层：是位于木质部和韧皮部构成的维管束内的一部分维管形成层。

A reduction in the number of xylem and phloem poles in the central vascular cylinder in dl2 roots was observed and the diameter of cortical cell is also reduced.

突变体根中心维管束中木质部和韧皮部的数目减少，另外皮层细胞的直径也减小。

While for older roots, there are periderm, secondary phloem, cambium, secondary xylem and primary xylem. In root, the duct caliber of xylem in Akebia quinata ( Thunb.) Decne.

老根由外向内依次为：周皮、次生韧皮部、形成层、次生木质部、初生木质部。在根中五叶木通木质部导管口径比三叶木通的大很多。

The results of anatomical observation indicated that the graft compatibility is better when the internal structure of scion and rootstock ( the size of cambium cell, xylem/ phloem and area of vascular) is similar;

另外，解剖结构观察发现，砧木与接穗一年生茎的形成层细胞大小、木韧比（木质部/韧皮部）及导管面积越相近，两者的亲和性越好。