1. 外皮层：也就是根的初生结构 皮层:是由基本分生组织发育而成,它在表皮的内方占着相当大的部分,由多层薄壁细胞 组成,细胞排列疏松,有着显著的细胞间隔隙 外皮层(exodermis):皮层的最外一层细胞,
2. 外皮层[见于植物]：exocytosis 胞吐(作用) | exodermis 外皮层[见于植物] | exoenzyme 胞外酶
3. 外皮：exoderm 外皮 | exodermis 外皮 | exodiagenesis 表生成岩酌
4. 外皮层 下皮：exodermic 外皮层 | exodermis 外皮层 下皮 | exodeviation 外隐斜视 外转
1. The intercellular spaces of parenchyma cells close to exodermis and endodermis were smaller, but that in the cortex were larger.
土培根中靠近外皮层和内皮层的薄壁细胞的胞间隙小，皮层薄壁细胞的胞间隙较大。
exodermis的意思
2. Note the lack of pith, accumulation of starch in cortical cells, and the absence of starch in the rhizodermis and exodermis.
毛茛根的初生结构注意无髓，在皮层细胞有淀粉积累，但在表皮和外皮层缺乏淀粉。
3. Moreover, by view of the freehand cross-sections of adventitious roots under a fluorescent microscope, no any different lignifications at exodermis or endodermis in the roots of both cultivars was observed.
通过对不定根的徒手切片的荧光显微镜检测，两个品种的不定根均未表现出在渗透胁迫后内皮层和外皮层的木栓化增加。
4. Mycorrhizal fungi enter the velamen and exodermis through root hair, invade the cortical tissue by the exodermal passage cells and then form pelotons.
独花兰具有典型的兰科植物菌根构造，在光学显微镜下可以观察到菌根真菌从根毛进入根被和外皮层，通过通道细胞侵入到皮层薄壁组织，在皮层薄壁细胞内形成菌丝团。
exodermis的解释
5. ROL barriers on the edge of the exodermis plays great role in root morphogenesis, material transport and stress adaption. The lowland rice (Yangdao 6) and upland rice(Zhonghan 3) were tested by comparing the morphologic differences of ROL barrier under water stress of different consistency PEG solutions.
6通过PEG模拟水分胁迫比较水稻(扬稻6号)和旱稻(中旱3号)根内外皮层边缘厚壁细胞的形态差异，从而揭示这一层次细胞加厚的规律。
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6. So, endomycorrhiza was formed betweenD. candidum roots and strain AR-15. There were several nucleoli and nuclei in thecortical cells next to exodermis when a nucleus transfer across the cell wall wasobserved. Sometimes plant roots were damaged by strain AR-15. The microstructure of D.
真菌AR-18倾向于根生长，在根周围形成了一个包围圈，由根被细胞侵入外皮层通道细胞及其相邻的皮层细胞，然后向其他皮层细胞推进；真菌菌丝也可由皮层细胞侵入外皮层细胞。
exodermis的解释
7. Myconrrhizal fungus infected the cortical cells and formed pelotons in the cells, after it penetrated the exodermal passage cells through velamen cells. It is interesting that strain AR-18 also penetrated exodermis from the cortical cell next to it, where mycelium grew vigorously and infected inner cortical cell, even a few mycelium penetrated endodermis while there was no mycelium in the fibrovascular bundles.
真菌AR-15与金钗石斛一起培养时，真菌菌丝与根被细胞密切接触并侵入根被细胞，也可通过侵入根毛进入根被细胞，由根被继续侵入外皮层通道细胞，进一步向皮层细胞侵染；部分根被真菌危害，根部组织内有大量真菌孢子和菌丝。
8. Study on the Formation of Aerenchyma and the Development of the Sclerenchyma on the Edge of Exodermis in Rice Roots
关于稻根通气组织形成和外皮层边缘厚壁细胞发育的研究
9. Wheat bran usually refers to the exodermis and the aleurone layer of the kernel.
小麦麸皮一般指其籽粒的外皮层和糊粉层。
10. The cortical cells had thin walls and mitochondrium, and nucleus wassurrounded by chloroplasts, and vesicles were next to cell plasmalemma. However, cellwalls of velamen, cortex and exodermis in the mycorrhiza of D. nobile had ring orpapillary thickenings in many cases. The hyphae were surrounded by moremitochondria and vesicles of plant, and the hyphae were digested and their structure waschanged at last. The cell wall of endodermis also had typical ring thickenings, and manysieve orifices in sieve tube elements of phloem were covered by callose, while therewere liaison cords in a few sieve orifices.
金钗石斛菌根的根被细胞的细胞壁多处出现环形圈，外皮层细胞壁加厚，木质化，也有环形圈存在，皮层细胞细胞壁多角形明显，加厚，皮层细胞中存在被消化、失去结构的真菌菌丝，在菌丝周围有较多的线粒体、小泡，内皮层细胞的细胞壁呈现的典型的加厚及木质化环形圈，韧皮部筛管的筛板结构，绝大多数筛孔已为胼胝质所覆盖，仅个别筛孔中还存在连络索。
11. The species and varieties can be distinguished obviously by the shape of exodermis cells, the size and thickness of cell wall of the stone cells, the shape of endodermal cells, the size of oxalate crystals and type the of tracheid.
外皮层细胞形状，石细胞大小、壁厚，内皮层细胞形状，草酸钙结晶大小及管胞的类型为种间的主要鉴别特征。
12. Its cortex consisted of only two layers of big and closely aligning cells, exodermis and endodermis.
皮层仅由外皮层和内皮层2层细胞构成，细胞大，排列紧密；
13. Epidermis has many single cell hairs, i. e. root hairs. The long axes of epidermis cells are vertical to the circumference of root. Exodermis and endodermis exist obviously.
表皮上有根毛，表皮细胞长轴与根圆周垂直，有明显的外皮层和内皮层；
14. In some of the nodule like tissues the exo and endo cortical cells were basically lignified. The exodermis cell wall possesses the highest auto-fluorescent intensity whereas that of velamen the lowest.
有的瘤状组织内外皮层细胞基本上木质化。
15. The exodermis of root consisted of 1-2 layers of closely arranged parenchymatous cells.
外皮层由1~2层细胞组成，排列较紧密；
16. The exodermis cell takes the place of epidermis cell with the same way when epidermis fall off.
根表皮脱落时，外皮层以同样生长方式代替脱落的表皮。
exodermis的意思
17. The transfer cells of Albizia julibrissin distribute in the epidermis and exodermis.
紫云英根表层传递细胞主要分布在表皮和根毛中；