1·In woody plants, tissues outside of the vascular cambium.
木本植物维管形成层外部的组织。
2·Study of the Transition from Procambium to Vascular cambium in Erythrina Arborescens Roxb.
原形成层向维管形成层转化的研究。
3·Results identified that the adventitious root primordia originated from the vascular cambium cells.
结果表明：试管苗不定根的根原基发生于形成层。
4·Meanwhile, paraffin-cut section method was used for studying on callus formation, cork cambium and vascular cambium initiation.
同时，运用石蜡切片法研究剥皮后愈伤组织的形成、木栓形成层和维管形成层的发生；
5·From cross sections of stems-cuttings, a primordium of adventitious roots originates from the cross region of pith rays and vascular cambium.
从横切面上观察到，不定根原基起源于髓射线与维管形成层交叉的部位。
6·Wood formation is a complex process composing many biological events, occurs as a result of growth and differentiation of the vascular cambium.
木材形成是一个复杂的生物学过程，是维管形成层生长和分化出次生组织的结果。
7·Secondary structure occurs in the root hair zone, and vascular cambium is formed from the parenchyma cells between the primary xylem and primary phloem;
次生结构发生于根毛区，维管形成层由初生木质部和初生韧皮部之间的薄壁细胞转化形成；
8·The vascular cambium extends to form a complete ring of meristematic tissue around the stem, the separate vascular bundles being linked by interfascicular cambium.
维管形成层向两侧延伸直至形成一个茎内的分生组织环，各个维管束被束间形成层联系在一起。
9·The entire graft union process experienced forming of callus, connect of callus, connect of cambium and forming of vascular four phase.
甜杮砧穗之间的愈合过程包括愈伤组织的形成、砧穗间愈伤组织的连接愈合、形成层的形成连接、疏导组织的形成等四个阶段。