小麦基因型及转化材料的起始生理状态是影响TDNA转移的重要因素。
The genotypes and the state of a suitable starting material were shown to be important in the competence for T DNA transfer.
磷高效小麦基因型的韧皮部蔗糖运输速率和根冠比低于磷低效小麦基因型；
Compared to low P efficient genotype, high P efficient genotype was lower in phloem sugar translocation rate and R/S ratio.
采用了大体积溶液培养法、培养皿快速鉴定法和小盆钵土培筛选法对小麦基因型进行了耐铝性筛选。
Large-volume solution culture, rapid screening with soil in petri dishes and small-pot soil test were used to screen for aluminum tolerance on wheat.
两种植物的主根伸长对铝胁迫的差异不显著，而秋葵侧根对铝毒的抗性比两个供试的小麦基因型强；
There was no difference of root elongation between the H. moscheutos and wheat, but the lateral roots of H. moscheutos were more tolerant to Al than that of wheat genotypes.
小麦基因型扬麦158、扬麦10是优良的转化材料，以预培养4天的小麦幼胚为受体，培养力高，再生能力强。
Wheat genotypes Yangmai 158, Yangmai 10 are excellent transformation materials. Wheat immature embryos with 4 days preculture have high tissue culture response and strong regeneration capacity.
胚性愈伤诱导率和植株再生率与培养基的种类、培养基中2,4 - D的浓度、小麦基因型及诱导和分化培养基中激素种类和浓度等有关。
Callus formation frequency as well as plantlet regeneration frequency was dependent on the composition of basal medium and the concentration of 2, 4-d.
可见，基因型对小麦愈伤组织的分化有很大的影响，附加一定的外源激素有利于提高植株的再生频率。
So the genotypes have great influence on wheat callus differentiation and to add certain amount of hormone could increase the rate of plant regeneration.
本文为作者对小麦超高产基因型产量因素结构、株型和冠层结构特征的系统研究结果的简要报告。
This is a brief report of author's research results about the characteristic of yield components combination, plant type and canopy structure.
基因型差异是影响小麦幼胚一步成苗培养的主要因素。
The difference from the gene type of wheat is an importance factor effecting on the one-step culture for immature embryos of wheat.
小麦成熟胚愈伤组织的诱导率、生长率及胚性愈伤组织发生率的基因型效应有显著差别。
The effect of genotype on the rate of induction, growth and embryogenic callus initiating were different significantly.
结果表明，IAA的含量和浓度与小麦籽粒的充实速率有显著的正相关；这种相关性不仅表现在籽粒的发育进程中，而且表现在基因型间充实速率的差异上。
Experimental results showed that the content and concentration of IAA were significantly and positively related to grain filling rate during grain development as well as among genotypes.
综述了小麦锌营养效率的基因型差异及其对小麦生长发育、产量的影响，并展望了小麦锌营养效率的研究方向。
The genotypic differences in Zinc efficiency of wheat and its effect on growth and yield of wheat were reviewed.
与正常供铁的处理相比，磷高效和磷低效基因型小麦的地上部吸磷量和根效率比在低铁处理中平均降低了55 0%、54 9%和32 5%、36 4%。
The root efficiency ratio and P uptake in shoot in P efficiency genotypes and in P inefficiency genotypes decreased by 55.0%, 54.9% and 32.5%, 36.4% in Fe deficiency treatment respectively.
与正常供铁的处理相比，磷高效和磷低效基因型小麦的地上部吸磷量和根效率比在低铁处理中平均降低了55 0%、54 9%和32 5%、36 4%。
The root efficiency ratio and P uptake in shoot in P efficiency genotypes and in P inefficiency genotypes decreased by 55.0%, 54.9% and 32.5%, 36.4% in Fe deficiency treatment respectively.
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