In a base, a sequence of segment occurrences from the root segment to an individual segment.

在数据库中, 从根段到个别段之间的段(具体)值序列.

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Callus was efficiently induced from in vitro root segment devoid of rhizodermis on MS medium.

结果表明,以离体去皮根段为外植体,MS为基本培养基,诱导愈伤组织较为适宜.

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