primordium

The tree-shaped structure of nodular vascular framework is connected with the vascular system of plant in the base, It was derived originally from the plant lateral root primordium.

它在基部与植物维管系统联成一体，在本质上是由植物侧根原基衍生而来。

The Anatomical Observation on the Root Primordium of Robinia pseudoacacial ( 4n) Twig Cutting

四倍体刺槐嫩枝插穗生根的解剖学观察

The results are as follows: 1. At the beginning of the formation of ovule primordium many starch grains accumulate in the ovary wall.

当胚珠的珠心原基形成时，淀粉粒普遍地积累于房壁上，形成第一次高峰。

Dur-ing the shoot primordium formed, a positive correlation between the starch accumulation and primordium formation could be obtained.

芽原基形成时有淀粉积累，但在它近表层及两侧叶原基发生的地方，淀粉粒却很少或不存在。

A Simulation Model of Shoot Apex Primordium Development in Wheat

小麦茎顶端原基发育模拟模型的研究

Result is as follows: In the middle of October, the primordium of ovulate strobilus occurred, its occurrence time varied between different aged ramets and different occurrence part.

结果表明：雌球果原基发生时间为10月中旬，不同的树龄和着生部位，其发生时间不同。

In the early stage, the cellular group of the primordium will differentiate into both of interior and exterior tissues, namely, exterior parenchyma and the saccular primary thickening meristem ( PTM) adjacent to the inside as well as interior parenchyma.

初期，原基细细胞团分化为内外两部分组织：外侧为薄壁组织及紧邻其内的囊状初生加厚分生组织，内侧为薄壁组织。

Biology The initial clustering of embryonic cells from which a part or an organ develops; primordium.

原基,芽基,胚基:长出部位或器官的胚胎细胞群; 原基.

It is strongly expressed in the heart primordium, head mesoderm and weakly in the differentiating endoderm at segmentation stage.

Z-MRLC于体节期在心脏原基、头部中胚层中的表达较强，在分化中的内胚层中表达较弱。

I want you to come with me, into the filthiest streets of Primordium.

我要你跟我一起去 普利摩顿 最阴暗的街道看一看.

Besides root primordium rooting and callus rooting, the rare lenticel rooting was also encountered.

插穗不定根形成的部位除常见的根原体、愈伤组织发根外，还发现了较为罕见的皮孔出根。

Role of Ca~ ( 2+)-CaM on lateral root primordium formation induced by auxins in lettuce seedlings

Ca~（2+）-CaM系统在生长素诱导莴苣侧根原基形成中的作用

Female flower cluster initial differentiation stage, female flower cluster primordium differentiation stage, alabastrum primordium differentiation stage, stigma primordium differentiation stage, stigma elongation stage, ovary formation stage and blooming stage.

分化过程可分为7个时期：雌花簇分化始期、雌花簇原基分化期、花朵原基分化期、柱头原基分化期、柱头伸长期、子房形成期、开花期。

Construction of cDNA expression library of Ganoderma lucidum primordium using λ ZAP Express vector

用λZAP Express作载体构建灵芝原基表达型cDNA文库

There are also no latent root primordium in the stem of Robinia pseudoacacial ( 4n) twig, adventitious root is formed by mutagenic root primordium growth, which sourced the fission and division of the medullar-ray cell.

四倍体刺槐嫩枝茎内无潜伏根原基，不定根由诱生根原基发育形成，诱生根原基源于髓射线细胞的分裂和分化。

Catalpa bungei Yu Qiu No.1 the adventitious root primordium from the cerebral cortex parenchyma cells and the vascular bundle cells. the root primordium cells further splits, the differentiation to form the adventitious root. 5.

豫楸1号不定根源于皮层细胞和维管形成层细胞，根原基原始细胞进一步分裂、分化形成不定根。

The results showed that the differentiation of floral primordium and flower firstly occurred at the axil of the first leaf.

结果显示花原基分化和开花的起始节位是第一真叶节；

Through the segment observation before and after cutting the twig cutting of Robinia pseudoacacial ( 4n), the results showed: there are wound callus in the cutting slit, but find no root primordium in the wound calls;

通过对四倍体刺槐嫩枝插穗扦插前和扦插后的切片观察，结果表明：（1）在插穗的切口处有愈伤组织，在愈伤组织内未发现产生根原基；

The results showed that the quantity of milky Bacillus, Azotobacter and Pseudomonas increased before the primordium formation and after the harvest of A.

结果表明，原基形成前和采收后，乳白色芽孢杆菌（Bacillus）、固氮菌（Azotobacter）和假单胞杆菌（Pseudomonas）数量增加；

Cumulative of underlayer soil temperature ≥ 10 ℃ is the key factor for the callus formation and induce root primordium.

愈伤组织形成，诱发根原始体阶段，下切口深处的土壤≥10℃的积温是主导因子。

In the early december, the first bract primordium was formed in the axil scale at the cone base, then bract initiation had occurred in acropetal direction.

12月初，最初的苞片原基在雌球果原基的鳞片的叶腋处产生，之后其由基部向顶部连续发生。

Study on Dynamic Models and Characteristics of Floret Primordium Differentiation and Degeneration in Wheat

小麦小花原基分化和退化的动态模式与特征

The central part of the floret primordium changes directly into gynoecium.

雌蕊原基由小花原基的中央部分直接发育而成。

In inflorescence primordium differentiation phase, the content of polysaccharide was little, while protein was rich and distributed uniformly.

在花序原基分化期，细胞中多糖的含量较少，而蛋白质含量丰富且整体分布均匀。