形成层
- 与 形成层 相关的网络例句 [注：此内容来源于网络，仅供参考]
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According to the root type division the Chinese Dwarf cherry belongs to the inductive type of root primitive body,From above several aspects we can see that the mechanism of soft-wood cutting is : Under the condition of without root primordium ,the root primordium appear from cambium by using rooting accelerator under the condition of well temperature ,humidity ,and light, then the root primordium breaks through the cerebral cortex, finally extends to outside .
从以上几个方面我们可以看出，欧李嫩枝扦插生根繁殖的机理为：欧李嫩枝在无根原体存在的情况下，经过生根剂的处理在合理的温度、湿度及光照条件下，由其形成层部位产生根原体，随后根原体突破皮层，伸向外部。
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Procambium The layer of cells that gives rise to the vascular tissue.
原形成层：形成维管组织的一层细胞。
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Primary vascular tissue, which is found in all vascular plants, is formed from the procambium.
初生维管组织由原形成层发育而来，在所有维管植物中都有存在。
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Incipient procambium formation was the first sign of somatic embryo transition.
初始前形成层的形成是体细胞胚形态转变的第一个信号。
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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。
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Primary xylem Xylem derived from the procambium in the young plant.
初生木质部：指幼嫩植物中来源于原形成层的木质部。
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PXY is expressed within dividing meristematic cells of the procambium, whereas CLE41 localises to the adjacent phloem cells.
PXY在分裂中的原形成层分生细胞中表达，而CLE41定位于毗连的韧皮部细胞。
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The most critical events appeared to be the establishment of apical-basal patterns of symmetry,formation of apical meristems,and differentiation and axial change of procambium during the development of cotton somatic embryos.
棉花体细胞胚发育过程中最关键的事件似乎是极性的建立、顶端分生组织的形成以及前形成层的分化和生长轴变化。
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Leaf buttress A leaf primordium, appearing as a protuberance on the side of the stem apex, produced by periclinal division of the tunica and corpus, and associated with a procambium.
叶原座：顶端分生组织上的侧生突起发育成叶的原基，与原形成层有关。
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Axial elongation of inner isodiametric cells of the globular somatic embryo followed by the change in the growth axis of the procambium was an important event in heart-shaped or oblong-stage somatic embryo.
球形胚内部等径细胞轴向延长，接着前形成层生长轴发生变化，这些是心形胚或椭圆形体胚中的重要事件。
- 推荐网络例句
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Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.
在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。
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In fact,I've got him on the satellite mobile right now.
实际上 我们已接通卫星可视电话了
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The enrich the peopling of Deng Xiaoping of century great person thought, it is the main component in system of theory of Deng Xiaoping economy, it is a when our country economy builds basic task important facet.
世纪伟人邓小平的富民思想，是邓小平经济理论体系中的重要组成部分，是我国经济建设根本任务的一个重要方面。