体细胞胚分化率达90%以上。
括号内数字为占体细胞胚总数的百分数。
Note: The number in bracket was the percent of the total number of somatic embryos.
体细胞胚的诱导是大豆体外再生的关键。
Somatic embryo induction was the key in soybean regeneration.
次级胚状体的形成又影响了体细胞胚的成苗数。
The formation of the second embryoids influences on the number of the formation shoot.
本试验对石刁柏体细胞胚及花粉胚状体诱导进行了研究。
The induction of body cell embryo and anther embryoid of Asparagus officinalis l.
以杂交鹅掌楸幼胚为外植体，进行体细胞胚胎发生研究。
Somatic embryogenesis was successfully done in Liriodendron hybrids with the immature zygotic embryos as explants.
本试验对石刁柏体细胞胚及花粉胚状体诱导进行了研究。
The induction of body cell embryo and anther embryoid of Asparagus officinalis L. was studied.
体细胞胚大部分以间接途径产生，由表层愈伤组织分化而来；
Most of embryoids generate from the surface of the callus through the indirect process;
胚性愈伤组织转移到体细胞胚诱导培养基中可诱导出体细胞胚。
Somatic embryos could be induced after the embryogenic calli were transplanted on somatic embryo induction medium.
体细胞胚的诱导及其频率高低与材料基因型、培养基和培养条件有关。
The somatic embryo induction and induction frequency were related to genotypes, media and culture conditions.
它的外观与体细胞胚有相似之处，但其结构和发育过程上有明显区别。
They are similar to somatic embryos in appearance but differ in structures and developmental processes.
结合形态与结构分析，表明差异蛋白质可能与体细胞胚的发生和发育相关。
In combination with morphological and structural analysis, it indicated that these specific proteins may be relevant to embryo formation and development.
体细胞胚中各细胞DNA合成速率的差异与体细胞胚形态学极性存在明显的相关性。
There was a clear relationship between the difference of DNA synthesis rate and the polarity of the embryo.
以酿酒葡萄品种“神索”的体细胞胚为试验材料，研究了干化对体细胞胚的保存效应。
The effects of desiccation on the preservation of the somatic embryo from wine grapevine Sinsaut were studied.
体细胞胚起源于胚性愈伤组织中含单宁的细胞包围的单个胚性母细胞，属于单细胞起源。
The somatic embryo originated from single embryonic original cell of embryonic callus tissues, which was surrounded by tannin cells, that belonged to single cell origination.
进步讨论了ABA对毛酸浆体细胞胚发生的影响以及体细胞胚发生与环境胁迫的可能关系。
The effect of ABA on embryogenesis of Physalis pubescens L. and the possible relationship between somatic embryogenesis and environment stress were also discussed.
总结了影响栎属植物体细胞胚胎发生的主要可控因素及体细胞胚的遗传变异，组织学研究现状。
This paper summarizes the research progress of the factors involved in controlling the process of oak somatic embryogenesis, as well as the genetic variation and histology at present.
本研究测定了用调控培养法获得的具高活力的静止状态胡萝卜体细胞胚的细胞学及生理生化特性。
Characteristics of cytology and physiology and biochemistry of high vigor quiescent carrot somatic embryos obtained by using the method of regulation culture were studied here.
不同浓度BA对一品红体细胞胚的萌发率影响不大，萌发培养基中KNO3含量加倍可提高萌发率。
The concentrations of 6-ba in the MS medium has no influence on the embryo germination frequency. Doubling the concentration of KNO3 in the medium promoted embryo germination.
基因型和受体的选择，转基因体系的改进，体细胞胚的脱水处理等是提高大豆转基因效率的重要因素。
High efficiency of transformation is related to selection of genotype and recipient, desiccation treatment of somatic embryos and improvement of transformed system in soybean.
植物体细胞胚发生的机理研究和多倍体诱导的技术优化一直是植物分子及细胞生物学中的两个热点问题。
In recent years, the study of development of plant somatic embryo and technique of polyploid induction have become two important subjects in cytobiology and molecular biology.
组织学切片证明所诱导的愈伤组织是胚性组织，其所产生的体胚具有典型的单子叶植物体细胞胚的组织结构。
A plantlet had been obtained. Histological sections proved that the embryos had a typical histological structure of monocot somatic embryos.
APRT编码基因在体细胞胚发育过程中的活跃表达，意味着在高等植物胚胎发生或发育过程中存在核苷酸补救合成途径。
APRT coding gene was active during the development of somatic embryogenesis, this indicated a way of nucleotide remedial synthesis existed during embryogenesis or embryo development in higher plant.
该研究证实了渗透调节物质可促进体细胞胚的诱导：添加甘露醇或山梨醇后，由于细胞内物质积累，愈伤组织生长速率减慢。
The study confirmed the infiltration of regulators can promote the induction of embryonic cells: Add sorbitol or mannitol, due to accumulation of material within cells, callus growth rate slowed down.
因时间有限，没有系统地研究杂交松体胚发生的完整过程，如何促进愈伤组织的分化及体细胞胚的诱导有待进一步的深入研究。
We were not able to induce somatic embryos because of limited time. How to make the callus differentiate and induce the somatic embryos was the basis of embryogenesis in future.
对棉花体细胞胚胎发生和植株再生基因型范围的拓宽进行了研究，有望得到丰产抗病棉花品种农大94 - 7的胚性愈伤组织。
To broad the number of regenerable cotton species, a new high yield and disease resistant variety, Nongda94-7 was studied, and Embryogenic callus of it could be induced for the future.
对棉花体细胞胚胎发生和植株再生基因型范围的拓宽进行了研究，有望得到丰产抗病棉花品种农大94 - 7的胚性愈伤组织。
To broad the number of regenerable cotton species, a new high yield and disease resistant variety, Nongda94-7 was studied, and Embryogenic callus of it could be induced for the future.
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