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当前位置: 首页 > 文章 > 紫荆茎的组织形态学研究 北方园艺 2009 (12) 122-124
Position: Home > Articles > Study on the Anatomical Structure of Cercis chinensis Stem Northern Horticulture 2009 (12) 122-124

紫荆茎的组织形态学研究

作  者：
孙会忠;侯小改;张有福;宋鹏
单  位：
河南科技大学农学院
关键词：
紫荆;茎;解剖特征
摘  要：
通过常规石蜡切片技术,研究了紫荆1a生和多年生茎的横切面形态解剖特征。结果表明:紫荆茎的初生结构从外到内由表皮、皮层和中柱组成。表皮由一层排列紧密的表皮细胞构成,且外方被角质层;皮层中具有大量的厚角组织;髓发达,环髓带明显。次生结构从外到内由周皮和次生维管组织组成,主要特征体现在年轮线不明显,次生木质部为散孔材。初生结构和次生结构均表现出紫荆对旱生环境的适应。
译  名：
Study on the Anatomical Structure of Cercis chinensis Stem
作  者：
SUN Hui-zhong,HOU Xiao-gai,ZHANG You-fu,SONG Peng(Department of Agriculture,Henan Sci-Tech University,Luoyang,Henan 471003,China)
关键词：
Cercis chinensis;Stem;Anatomical characteristical
摘  要：
The anatomical structures of stem from Cercis chinensis were studied by the method of paraffin sectioning.Results showed that the primary structure consisted of epidermis,cortex and central cylinder from the outer to inner;epidermic cellsweare arranged closely;There were many collenchymas in cortex;Pith was developed and had an obvious belt.The secondary structure included periderm and secondary vascular tissue from the outer to inner,there were indistinct between spring wood and autumn,and the vessels were scattered in secondary xylem.The features of primary structure and secondary structure adapted to the xenomorphic.

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