搜索结果: 1-15 共查到“作物遗传学 ITS”相关记录17条 . 查询时间(0.369 秒)
南京农业大学农学院 《Molecular Plant》发表小麦遗传育种创新团队“A natural variation of an SVP MADS-box transcription factor in Triticum petropavlovskyi leads to its ectopic expression and contributes to elongated glume”（图）
小麦遗传育种 新疆稻穗麦
2022/3/23
2021年5月26日，南京农业大学作物遗传与种质创新国家重点实验室小麦遗传育种创新团队在分子植物杂志（Molecular Plant）发表了“A natural variation of an SVP MADS-box transcription factor in Triticum petropavlovskyi leads to its ectopic expression and contr...
Eyespot resistance gene Pch1 and methods of study of its effectiveness in wheat cultivars
eyespot molecular markers Pch1 gene resistance wheat
2015/12/29
The scientific report presents results of our studies on the gene Pch1, conferring resistance to eyespot disease in wheat, caused by the fungus Occulimacula spp. The presence of the gene Pch1 in wheat...
Mixed model with spatial variance–covariance structure for accommodating of local stationary trend and its influence on multi-environmental crop variety trial assessment
consistency ratio test wheat barley
2014/10/23
The most common procedure for analyzing multi-environmental trials is based on the assumption that the residual error variance is homogenous across all locations considered. However, this may often be...
Intra-varietal polymorphism of gliadins and glutenins within wheat varieties grown in the Czech Republic and its impact on grain quality
HMW- and LMW-glutenin subunits storage proteins technological parameters wheat biotypes
2014/2/24
Using vertical electrophoresis, a set of 22 biotypes heterogeneous according to their gliadin alleles as well as their low-molecular-weight (LMW) and high-molecular-weight (HMW) glutenin subunits were...
Differential response of maize hybrid and its parental lines to salinity stress
antioxidant enzymes Na+ proline salinity stress sugars Zea mays L.
2014/2/24
We studied differences in salt stress response between two parental maize genotypes and their hybrid of the first filial (F1) generation. We determined their membrane stability index in addition to th...
普通小麦rDNA的ITS区及其基因组起源
小麦 ITS序列 同步进化
2009/11/2
采用特异引物对普通小麦(Triticum aestivum L.) rDNA的ITS区片段进行PCR扩增并测序，通过邻接法聚类分析, 得到3种类型的扩增产物。结果表明，ITS区序列长度是602 bp，其中ITS1和ITS2分别有8个和20个变异位点，ITS区揭示的遗传分化距离变化范围为0~0.038,平均值为0.021。通过从GenBank搜索并下载普通小麦野生近缘种ITS序列与本研究获得的普通小...
The Rate of Leaf Emergence and Its Heritability in Wheat
Heritability Leaf emergence Wheat
2009/7/23
Using two varieties of wheat with genetically differing leaf lengths, several parameters concerning leaf growth were examined under controlled environmental conditions. Heritabilities for the paramete...
Physiological Characteristics of Rice Cultivar Oochikara and Its Short-root Near Isogenic Line IL-srt1
Bleeding rate IL-srt Near isogenic line Oochikara Photosynthetic rate Rice Short-root gene
2009/7/8
The shoot and root characters, the bleeding rate and the photosynthetic rate in flag leaves of rice cultivar Oochikara were compared with its short-root near isogenic line IL-srt1 at the heading stag...
Yield Ability of Rice Cultivar Oochikara and its Short-root Near Isogenic Line IL-srt1
Yield component Near isogenic line Rice Short-root gene Percentage of ripened grains
2009/7/7
The effect of a short root characteristic of rice plant on yield was investigated by comparing the yield and yield components of cultivar Oochikara with those of IL-srt1, a short root near isogenic li...
Influence of population density and season on seed yield and its components in Nigerian sesame genotypes
Heritability genetic advance seed production efficiency
2009/2/20
A field experiment was conducted to assess the impact of three population densities and two seasons on seed yield of 14 genetically diverse Nigerian sesame genotypes. Cultivars 530-6-1, Type A and...
Genetic Polymorphism of Wx Gene and Its Correlation with Main Grain Quality Characteristics in Rice
waxy gene simple sequence repeat cleaved amplified polymorphic sequence
2008/12/11
The allelic variation of the Wx gene in 50 non-glutinous rice varieties (lines) was analyzed by using the microsatellite marker RM190 [for (CT)n simple sequence repeat (SSR)] and cleaved amplified pol...
Cotton Germplasm Diversity and Its Importance to Cultivar Development
Cultivar Development Importance Cotton Germplasm Diversity
2008/6/5
Although it is widely assumed that genetically diverse parents facilitate the creation of superior progeny, few studies have examined the relationship between parental genetic distance and the creatio...
本研究将除模板DNA以外的PCR反应混合液，经过真空浓缩冻成干粉状后，分别置于室温和4℃贮存，经过一定的贮藏时间后进行PCR反应，发现经冻干处理的样品能在较长的贮存时间内保持扩增活性，这将给实际工作带来很大的便利。
摘要淀粉是许多植物重要的储藏物质。淀粉突变体以及转基因植物中淀粉变异的特点使我们对淀粉生物合成的过程有了较深入的了解，许多研究的结果揭示了玉米淀粉的生物合成涉及4类酶--ADPG焦磷酸化酶、淀粉合成酶、淀粉分支酶和去分支酶。随着编码这些酶的基因的克隆，利用转基因技术对淀粉合成过程进行遗传操纵业已成为可能，并且在提高淀粉产量以及不同特性淀粉品质的种质资源创新等方面展示出巨大的潜力。
Abstrac...