Power by DedeCms 结构 形成 细胞 分裂 产生 组织 皮部 木质 周皮 原始,茎的次生结构(secondary structure of stem) , 生物实验,biology protocol,生物医学,生物化学,医疗健康,健康专栏,交叉学科...
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There is a layer of compressed cells in the secondary structure of stem.
在茎的次生结构中皮层与韧皮部之间有一层扁平形细胞;
Describe the difference of secondary structure between root and stem.
简述根与茎次生结构的区别?
The root-stem transition region and the root in the elder plant reproduce the abnormal secondary structure which is similar to the rode caused by separation of the vascular bundle.
在多年生植株根茎过渡区出现的“绳索状”异常结构则是由于其内部维管束裂分的结果。
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