periderm
英
美
网络 周皮; 胎皮; 复周皮; 细胞形成了胎皮; 皮上层
双语例句
- The results showed that all the cross branch roots of different sizes consisted of periderm, secondary vascular tissue and tetrarch primary xylem.
结果表明：不同直径大小的横走侧根均由周皮、次生维管组织和四原型的初生木质部构成。 - The secondary structure of the root consisted of periderm and vascular cylinders.
结果表明，美登木根的次生结构由周皮和维管组织构成； - The results showed that the root transactions had significant differences in periderm, phloem, and xylem between cultivated and wild Salvia miltiorrhiza.
结果表明，在解剖横切面上，栽培与野生丹参根的周皮、韧皮部、木质部具有显著差异。 - Suberinite occurs commonly in Mesozoic coal measures and terrestrial organic matter source rocks in Northwest China, which is formed from suberized cell walls, particularly in plant periderm.
西北中生界煤系烃源岩中普遍含有木栓质体，它来源于植物周皮的木栓化细胞壁。 - Firstly, difference on the phellem: the periderm of smooth type was distinctly thinner than the other three types'bark, its number of layer was few;
其差异首先表现在木栓层结构上：光皮型杜仲的周皮明显比其余3种类型树皮薄，木栓层层数少； - The periderm of root replaces epidermis.
它以周皮代替表皮。 - Periderm, lenticelle and secondary vascular tissue in the gynophore are produced due to its secondary growth.
次生生长后产生周皮、皮孔和次生维管组织。 - The harmful effect of injecting chemical into tree on the xylem, bast, periderm and tree body was studied.
本文就树干注入农药，对木质部、韧皮部及周皮和整个树体是否产生不良影响做出评价。 - Stage of periderm bubbles.
周皮泡期； - The periderm was composed of new phellem, older phellem and the cortex which was pressed by both new and older layers of phellem.
周皮由新木栓层、旧木栓层以及新旧木栓层之间被挤压的皮层等颓废组织组成。初步推测，杜仲树皮的变异是由遗传水平上的变化引起的。 - The thickness of periderm was negatively to the disease index.
树皮结构与病情关系比较复杂，主要表现在以下几个方面：（1）周皮厚度与感病指数呈负相关。 - Experiments also showed ethrel and N 6-benzyl-adenine ( BA) did not induce wound periderm, but the cell layer number of wound periderm increased when BA was applied.
施用乙烯利和6-苄基腺嘌呤（BA）都不能引起创伤周皮形成，但BA能促进伤害诱导的创伤周皮细胞层数目增加。 - Those rough types 'periderm such as superficial splitting, deep splitting and chap type was very thick, and it was composed of the old phellem, the new phellem and the decadence structure Which was pressed by the two layers.
浅裂、深裂、龟裂这些糙皮型杜仲的周皮很厚，由旧有的木栓层和新形成的木栓层以及两层中间被挤压的皮层等颓废组织组成。 - The vascular ray was developed and the development of periderm was obvious.
维管射线发达，周皮发育明显。 - The contents of cytokinins were low in periderm and parenchyma, but increased during dormancy release.
周皮和薄壁贮藏组织中的含量较低，在休眠后期也有所增加。 - Transverse section of the nodular lobes, the structure of mature is constituted by following tissues: phloem, xylem, endodermis layer, middle cortical cell, tannin layer, periderm and epidermis from the inner to the outer side.
在横切面上，成熟根瘤结构由内而外，依次为木质部、韧皮部、内皮层、中皮层、单宁层、周皮层和表皮层。 - Several layers of cortex parenchymal cells near the proximal periderm in scale degraded after releasing dormancy of the bulb.
浙贝母休眠解除后，鳞片近轴面表皮附近的几层细胞首先降解。 - Histopathology and Ultrastructure of Periderm Parenchyma Cells on Poplar Stem in
溃疡病菌在杨树树皮组织中的扩展和对寄主细胞超微结构的影响 - It had secondary structure and the secondary protective tissue was periderm.
具有次生结构，次生保护组织为周皮。 - The pericycle produces the latent roots and periderm.
由中柱鞘产生侧根及周皮。 - The alkaloid contents were highest in root and stem base phloem of Amur corktree saplings, and lower in leaves, xylem and periderm.
黄檗幼树根韧皮部和茎干基部的韧皮部中主要药用成分含量很高，而叶片、木质部和周皮很低。 - The bark structure of Magnolia biloba, from external to internal parts, includes periderm, cortex, fibre bundies of primary phloem and secondary phloem.
凹叶厚朴的树皮由外向内为周皮、皮层、初生韧皮部的纤维束和次生韧皮部。 - Bark cutting or scraping could induce formation of wound periderm. The experiments of application of JA and IND seemed to indicate that JA was not involved in the induction of wound periderm formation.
割伤或刮伤都能诱导形成创伤周皮，而在伤口施用JA和IND，JA可能不参与诱导创伤周皮的形成。 - PAS reaction results showed polysaccharide were also existed in root periderm and secondary phloem of the two plants.
PAS反应对多糖的组织化学定位结果显示在两种远志根的次生韧皮部和周皮中都有多糖物质的积累。 - The periderm differentiation is obvious, and the periderm, the bast separate easily with the xylem. The beam is obvious, too.
周皮分化明显，周皮、韧皮部易与木质部分离，射线明显。 - 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 secondary structure included periderm and secondary vascular tissue.
根的次生结构包括周皮和次生维管组织两部分。 - Therefore, the secondary structure included periderm, pericyclic parenchyma tissue and secondary vascular tissue from the outside to the inside of taproots of Bupleurum chinense DC.
因此，北柴胡根的次生结构从外到内由周皮、中柱鞘薄壁细胞环和次生维管组织组成。