secondary medullary ray
常見例句
- It is a lateral meristem and contains fusiform initials giving rise to secondary xylem and phloem and ray initials giving rise to medullary rays. See also secondary growth.
維管形成層屬于側生分生組織，包括能夠產生次生木質部與次生韌皮部的紡錘狀形成層原始細胞和產生髓射線的射線原始細胞。
plb.snnu.edu.cn 返回 secondary medullary ray