胚芽鞘

胁迫初期，胚芽鞘及根系CaM水平迅速下降，之后随胁迫程度加重而逐渐积累。

The CaM level of coleoptile and root decreased rapidly at first stage of stress , and then accumulated with further stress .

盾片和胚芽鞘在授粉后3d的幼胚上同时出现，两者均直接由原胚分化，并非胚芽鞘从盾片发生。

In the young embryo at 3 DAP the scutellum and coleoptile appeared simultaneously directly from the proembryo . The coleoptile did not originate from the scutellum .

在草本植物中，叶子在黑暗中伸长，穿破包围它们的胚芽鞘而生长。

In grasses the leaves elongate in the dark and break through the surrounding coleoptiles .

小麦胚芽鞘切段延长生长对脱落酸和外源ATP的反应及两者间的关系

Correlation between responses of elongation of wheat coleoptile segments to abscisic acid and exogenous ATP

IAA对小麦胚芽鞘质膜蛋白磷酸化的影响

The Effect of IAA on Phosphorylation of Plasma Proteins in Wheat Coleoptiles

石蒜碱对胚芽鞘切段过氧化物酶活性和ABA含量的效应

The effect of lycorine on peroxidase and the content of ABA in wheat coleoptile

水稻胚芽鞘长度与抗旱性的关系及QTL定位

Relationship Between Coleoptile Length and Drought Resistance Index of Rice and Their QTLs

一定浓度单一生长素（IAA）促进水稻胚芽鞘的生长，而赤霉素（GA3）与生长素作用相反。

The single IAA of certain concentration encourages the growth of sheath , but the effect of GA_3 is opposite to that of IAA .

这些结果表明：小麦胚芽鞘中的游离态Spd、游离态Spm、PS结合态PA和PIS结合态PA的升高有利于增强渗透胁迫抗性。

These results suggest that free Spd , free Spm and conjugated PA enhance the osmotic stress tolerance of wheat coleoptiles .

青霉素有拮抗ABA、2,4&DNP对小麦胚芽鞘切段伸长的抑制作用。

In addition , penicillin could have the antagonistic action on the inhibitive effect of ABA and 2 , 4-DNP in the elongation of wheat coleoptile segments .

主要分三个实验进行：PEG干旱胁迫环境中以胚芽鞘长度为主要指标的抗旱性初步鉴定；

There were three experiments : Firstly , initial appraisal of drought resistance by the main character indexes of the coleoptiles ' length under the circumstance of drought intimidation ;

Ca~（2+）/CaM介导生长素对小麦胚芽鞘细胞NAD激酶的刺激作用

The Effect of IAA on NAD Kinase in Wheat Coleoptile Is Mediated by Ca ~ ( 2 + ) / Calmodulin Complex

这些结果表明，小麦体内的CaM参与调节了干旱胁迫下小麦胚芽鞘及根系的生长，并且与POD有密切的关系，维持正常的CaM代谢对干旱胁迫下小麦的生长有利。

These results suggested that the growth of coleoptile and root was influenced by internal CaM and closely related to POD in wheat . Thus , it was favorable for maintain the normal CaM metabolism to growth of wheat under drought stress .

绿豆胚轴吸胀过程中ATP水平及能荷（E.C.）胚芽鞘长度、发芽率、发芽势随着干旱胁迫剂浓度的升高呈下降趋势；

The increase in ATP and E. C. The coleoptiles ' length , germination percentage , germination energy showed downtrends with increase of the PEG concent ratio n.

检测了虫生真菌拟青霉属（Paecilomyces）5个种以及镰孢属（Fusarium）2个种共10个菌株的代谢产物对小麦胚芽鞘伸长生长的影响。

The secondary metabolites of 10 strains of entomogenous fungus belong to 5 species of Paecilomyces and 2 species of Fusarium were prepared , and their effect on the growth of wheat etiolated coleoptile was studied .

6-甲氧基-2-苯并唑啉酮（MBOA）分布不均匀是引起玉米胚芽鞘向光性运动的主要原因

Unequal Distribution of 6 methoxy 2 benzoxazolinone ( MBOA ) is the Main Reason for Phototropism in Maize Coleoptiles

首次对观测的数据进行统计分析，得知本实验中的材料用20%PEG处理到第5d观测胚芽鞘长度最合适；

First statistical analysis on the data of observation concluded that 20 % PEG and observed the coleoptiles ' length on the 5 ~ ( th ) day under drought intimidation was most suitable .

本文主要介绍青霉素促进小麦胚芽鞘的仲长生长作用，其生理活性略小于IAA，但青霉素有比较宽的促进胚芽鞘伸长的浓度范围。

This paper mainly introduces promotion effect of penicillin on elongation growth of wheat coleoptiles . Its physiological activity is slightly less than that of IAA , but penicillin has a wider concentration range within which ' coleoptile elongation is promoted .

药理学实验证实，低浓度的GABA能够促进玉米种子萌发及其幼苗胚根、胚芽鞘的生长，高浓度则起抑制作用，其抑制效应可能与内源乙烯水平升高有关。

Pharmacological experiments indicated that low concentration of GABA could promote the growth of radicle and coleoptile and high concentration of GABA could restrained their growth , Presumedly the inhibitory effect had something to do with increase of endogenous ethylene level .

72小时苗龄的黄化小麦幼苗，用0.3M甘露醇进行根部水分胁迫，胚芽鞘鲜重和高度的增加完全被抑制。

When 72 h. old etiolated seedlings of wheat ( Triticnm sativum Yang Mai No. 3 ) were water-stressed in darkness by adding mannitol to the root medium , the increase in both fresh weight and height of the coleoptiles was completely inhibited .

这些分裂细胞散布于除顶部以外的1～7mm长度胚芽鞘的各个区域，并且中部正在分裂的细胞最多，当胚芽鞘长度达到或超过9mm时细胞分裂消失。

Coleoptiles in this paper and they covered all the areas except the tip but most frequent in the middle region when length of etiolated wheat coleoptiles changed from 1 mm to 7 mm , and disappeared when they reached and exceeded 9 mm .

细胞分裂素对水分胁迫中小麦胚芽鞘生长的影响

The effect of cytokinin on the growth of water-stressed wheat coleoptiles

水分胁迫明显抑制了胚芽鞘和主胚根的生长。

Water stress obviously restrain growth of coleoptile and main radical .

玉米胚芽鞘细胞伸长生长与富含羟脯氨酸蛋白质的关系

Relationship Between the Elongation of Maize Coleoptile and its Hydroxyproline-rich Protein

小麦胚芽鞘伸长特性与细胞壁松弛效应剂的研究

Elongation Characters of Wheat Coleoptiles and Effects of Cell Wall Loosening Reagents

表油菜素内酯促进小麦胚芽鞘伸长的作用

Promotion Effect of Epi-brassinolide on the Elongation of Wheat Coleoptiles

青霉素促进小麦胚芽鞘伸长的作用

Promotion effect of penicillin on the elongation of wheat coleoptiles

普通小麦胚芽鞘分蘖的生长发育研究

Research on the Growth and Development of Coleoptile Tiller in Common Wheat

胚芽鞘裹在草的芽尖和胚芽外层的保护鞘。

A protective sheath enclosing the shoot tip and embryonic leaves of grasses .

胚芽鞘是作物幼嫩子叶尽快摆脱初期恶劣环境的保护组织。

Coleoptile is a tissue to protect the primary leaf from stress environment .