不同生长期川牛膝根的发育变化  被引量:1

The Various Development of the Root of Cyanthula Officinalis Chuan

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作  者:郭庆梅[1,2] 卫云[1,2] 兰亦青 

机构地区:[1]山东中医药大学 [2]济南铁路成人中专

出  处:《山东中医药大学学报》1998年第3期219-220,共2页Journal of Shandong University of Traditional Chinese Medicine

基  金:山东省教委科研课题

摘  要:不同生长期川牛膝根的发育变化郭庆梅1卫云1兰亦青21山东中医药大学2500142济南铁路成人中专250013关键词川牛膝根三生生长厚壁结合组织中国图书资料分类法分类号R944.54R282.710.3川牛膝(CyathulaofficinalisK...There are regular and concentric rings of tertiary bundles in the root of cyathula officinalis.The thickening growth of the number of the root principally results from the tertiary growth.The number of the rings increase with,but not synchronously to,the development of the root itself.A relatively stable period exists.The higher the level(the nearer to the surface of the soil),the more the sclerenchymatous connective tissues.There are more sclernchymatous connective tissues on the outer than in the inner ring,in the fourth ring and there after,sclerenchymatous connective tissues occupy the tangential space of the tertiary structure.In the two year old root eight rings of vascular bundles differentiated.

关 键 词:川牛膝根 厚壁结构组织 生长期 

分 类 号:S567.239[农业科学—中草药栽培]

 

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