calyptrogen

Subcellular structures of the root cap cells of hairy roots in astragalus membranaceus induced by infection of Agrobacterium rhizogenes;

发根农杆菌Ri质粒诱导的黄芪发状根根冠细胞亚显微结构研究

This artical summarized the research progress on hydrotropism of plant root system internationally from three aspects such as,how to induce hydrotropism by roots,root cap is the site of apperceiving humidity gradient,and the research on hydrotropism at the molecular level.

主要从根部如何诱导向水性、根冠是感知度梯度部位及在分子水平对向水性研究3个方面,总结了国际上植物根系向水性研究的进展。

The number of border cell reached the max when root length was 15 mm and when root length was 1 mm the PME activity of root cap achieved the max.

研究表明,豇豆边缘细胞的发育和初生根的发育几乎同步,在豇豆根长15 mm时边缘细胞数目达到最大值,在根长1 mm时根冠的果胶甲基酯酶(PME)活性达到最大。

The crest root tissue of the without lateral root rice mutant RM109 and its wild type( Oryza sativa L.

Oochikara)的冠根组织形态进行比较 ,结果表明 ,大力品种可观察到侧根原基及侧根 ,而RM1 0 9均无 ;RM1 0 9的原生木质部间中柱鞘细胞数目减少 ,为大力的 77% ;后生木质部导管数增加 ,其导管I的数量为大力的 1 4 9% ,其导管Ⅱ的数量为大力的 3 2 1 % ,且导管排列散乱。

The clinical study on metal cast post core and glass fiber-reinforced post core applied in the restoration for residual crown and root of upper anterior tooth.;

两种桩核系统在上颌前牙残冠残根修复中的临床研究

Pruning, by removing part of the top, alters this ratio.

修剪通过剪除部分树冠而改变根冠比。

Both root and root cap are covered by a sheath-like structure called the coleorhiza.

根和根冠被一鞘状结构，即胚根鞘所覆盖。

The Effect of Pathogenic-Fungi Toxin of Rice Blast on Living Cells of Rice Root-Cap

稻瘟病毒素对水稻根冠活细胞的影响

The results showed as follows: The root cap and the root hair zone were tWo preferential sites ofadsorption and multiplication of the pathogcn.

结果表明：幼根的根冠及根毛区是青枯菌吸附、繁殖的两个优先位点；

Detachment of Root Cap Cells of Maize and Its Effect on the Relationship Between Root and Rhizosphere

玉米根冠细胞的脱落及其对根与根际关系的影响

The roots are more tender than the tops.

根部比树冠更柔嫩。

Restoration of Posterior Tooth Treated Endodontically with Post and Core Crown

后牙残根残冠的铸造桩核完全冠修复

Thirty-eight cases core crown rehabilitation of residual posterior crown and root

后牙残冠残根的核冠修复38例(48颗)

Therapeutic evaluation of residual corona and root renovation by metal ceramics crown in 90 cases.

用金属烤瓷冠修复残冠残根90例疗效评价

The Restoration of Endodontically Treated Teeth with Post and Core Precious Crowns

铸造桩核与贵金属冠联合修复后牙残冠残根

Clinical application of two kinds of pile nuclear crown in the reparation of residual root and residual crown of the molar;

两种桩核冠修复磨牙残根残冠的临床体会

Clinical analysis of seventeen patients after using column split-core crown to repair residual crown and root of mandibular second molar

分裂式桩核冠修复下颌第二磨牙残冠残根17例

The clinical study on single crown and combined crown applied to the restoration for residual roots of premolar

联冠与单冠修复前磨牙残根的临床疗效比较

Study of acute inflammation during root canal therapy of residual roots and crowns

残根残冠根管治疗术后引发急性炎症的研究

Clinical Application of Conservaive Prosthetics of Molar Residual Roots and Crowns by Separating Roots and Crowns

磨牙残根残冠分根保存修复的临床应用

Effects of Three Kinds of Root Canal Sealers on Coronal Microleakage

3种根管充填糊剂对根管冠渗漏的影响

Clinical research about post and core of molar in single root canal

磨牙单根管与多根管桩核冠修复的比较研究

The part of a tooth between the crown and the root.

牙颈在牙冠和牙根之间的部位