Both root and root cap are covered by a sheath - like structure called the coleorhiza.

根和根冠被一鞘 状 结构,即胚根鞘所覆盖.

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Outside of stele the cortical meristem developed into cortex, epidermis and the root cap subsequently.

中柱外面的皮层分生组织,将来发展成为皮层 、 表皮层和根冠.

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Gradually this tissue mass became loosened and separated from the root cap.

里面逐?u与 根冠分离,外部变为相当疏松.

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From the observation of maize root cap cells, it was found that cytoplasm PD changed obviously.

实验中通过对玉米根冠细胞的超微结构观察发现:在根冠细胞不断脱落过程中,各不同类型细胞间的共质联络亦发生了剧烈变更.

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