木本植物维管形成层外部的组织。
原形成层向维管形成层转化的研究。
Study of the Transition from Procambium to Vascular cambium in Erythrina Arborescens Roxb.
形成层的向顶分化像初生根伸长一样在继续进行。
Acropetal differentiation of the cambium layer continues as the primary root elongates.
块根的次生木质部发达，导管周围存在额外形成层。
The secondary xylem of root is well developed, and there is supernumerary cambium around the vessels.
接穗的基部被切成斜形，暴露出椭圆形的大圈形成层。
The base of scion is cut diagonally to expose a large oval of cambium.
初生韧皮部：指幼嫩植物中来源于原形成层的韧皮部。
Primary phloem PHLOEM derived from the procambium in the young plant.
接穗的基部被切成斜形，暴露出椭圆形的大圈形成层。
The base of scion is cut diagonal ly to expose a large oval of cambium.
原形成层在顶端分生组织之下叶原基起源的地方发生。
The procambium continuously develop to the apex after it arises from the place where the leaf primordia originates from below the apical meristem.
接穗的基部被切成斜形，暴露出椭圆形的大圈形成层。
The base of scoin is cut diagonally to expose a large oval of cambium.
原形成层（原形成层束）：形成维管组织的一层细胞。
Procambium (procambium strand) The layer of cells that gives rise to the vascular tissue.
其衍生细胞分化为原表皮、基本分生组织和原形成层。
The differentiation of the cells derived from the primordial meristem formed protoderm, ground meristem and procambium strand.
淀粉储量的消长与形成层活动周期有很强的相关关系。
Increasing and decreasing of stored starch are closely related to the periodicity of cambial activity.
初生木质部：指幼嫩植物中来源于原形成层的木质部。
Primary xylem xylem derived from the procambium in the young plant.
生长龄不同，额外形成层、栓内层的宽度和细胞大小不同。
Roots are different in the width of supernumerary cambium and phelloderm and the cell.
大约半个月后，在靠近表面的愈伤组织中出现木栓形成层。
And about a half month phellogen will begin to appear in the callus near the surface.
原形成层和基本分生组织的细胞比原表皮层细胞更加液泡化。
Cells of the procambium and ground meristem are more vacuolated than those of the protoderm.
理论上，两个近缘的并有连续的形成层的植株均能进行嫁接。
In theory, any two plants that are closely related botanically and that have a continuous cambium can be grafted.
周皮发生较迟，其木栓形成层由紧靠内皮层的皮层细胞产生。
The formation of periderm is relatively late and cork cambium is come from the cortex cells which arenear endodermis.
酯酶同工酶的酶谱和酶活性亦随形成层的活动状态发生变化。
The variability of esterase isozyme activity in the vascular tissues was in consistent with the periodicity of cambial activity.
由于木栓形成层活动的规律不同，所以出现有各种各样的树皮。
Active rule of cork cambium is different in different trees, so form the many types of bark.
顶端分生组织上的侧生突起发育成叶的原基，与原形成层有关。
Leaf buttress a leaf primordium, appearing as a protuberance on the side of the stem apex, produced by periclinal division of the tunica and corpus, and associated with a procambium.
初生维管组织由原形成层发育而来，在所有维管植物中都有存在。
Primary vascular tissue, which is found in all vascular plants, is formed from the procambium.
周皮木质根或干的外层组织，包括软木形成层和形成层的产物，如软木。
The outer layers of tissue of woody roots and stems, consisting of the cork cambium and the tissues produced by it, such as cork.
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。
From cross sections of stems-cuttings, a primordium of adventitious roots originates from the cross region of pith rays and vascular cambium.
中柱包括从原形成层衍生而来的全部初生组织，由中柱鞘、韧质部和木质部组成。
The stele includes all primary tissues derived from the procambium consists of pericycle, phloem and xylem .
中柱包括从原形成层衍生而来的全部初生组织，由中柱鞘、韧质部和木质部组成。
The stele includes all primary tissues derived from the procambium consists of pericycle, phloem and xylem.
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。
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。
Wood formation is a complex process composing many biological events, occurs as a result of growth and differentiation of the vascular cambium.
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