搜索结果: 1-15 共查到“作物学 marker”相关记录19条 . 查询时间(0.063 秒)
Development of marker-free rice with stable and high resistance to rice black-streaked dwarf virus disease through RNA interference
marker-free rice black-streaked dwarf virus disease RNA
2023/8/9
The rice black-streaked dwarf virus (RBSDV) disease causes severe rice yield losses in Asia. RNA interference (RNAi) has been widely applied to develop antiviral varieties in plants. So far, only a fe...
InDel Marker Based Estimation of Multi-Gene Allele Contribution and Genetic Variations for Grain Size and Weight in Rice (Oryza sativa L.)
Insertion/Deletion (InDel) markers genetic variation multi-gene allele contributions rice (Oryza sativa L.), grain size and weight rice germplasm
2023/8/9
The market success of any rice cultivar is exceedingly dependent on its grain appearance, as well as its grain yield, which define its demand by consumers as well as growers. The present study was und...
Identification of a new molecular marker C2-25 linked to the Fusarium oxysporum f.sp. radicis-lycopersici resistance Frl gene in tomato
CAPS marker fusarium crown and root rot marker assisted selection (MAS) Solanum lycopersicum L.
2014/12/1
Fusarium oxysporum Schlecht. f.sp. radicis-lycopersici Jarvis & Schoemaker (FORL) is a saprophytic fungus, responsible for the fusarium crown and root rot disease in tomato (Solanum lycopersicum L.). ...
An EST-SSR marker, bu099658, and its potential use in breeding for yellow rust resistance in wheat
Bulk Segregant Analysis (BSA) Marker-Assisted Selection (MAS) Puccinia striiformis f.sp. tritici Triticum aestivum L. Yr1
2014/3/31
EST-SSR markers, derived from the A and B genomes of wheat were used to identify molecular markers associated with yellow rust resistance. For this purpose, bulk segregant analysis was performed using...
Use of STS Marker Linked to ym4 Gene for the Genotyping of Winter Barleys
winter barley BaYMV BaMMV ym4 gene marker assisted selection STS marker
2014/3/19
The codominant STS marker MWG838, linked to BaYMV/BaMMV resistance gene ym4, was introduced into a winter barley breeding program. Lines of F2 and F3 progenies were created from crosses of the gene ym...
Recent Advances in Marker-Assisted Selection for Drought Tolerance in Pearl Millet
Drought Marker-assisted breeding Pennisetum glaucum QTL introgression lines QTL mapping
2009/7/24
Pearl millet [Pennisetum glaucum (L.) R. Br.] is the staple cereal of the hottest, driest areas of the tropics and subtropics. Drought stress is a regular occurrence in these regions, making stress to...
The Inheritance and Identification of RAPD Marker on Fruit Flesh Color in Loquat
breeding single dominant gene
2009/7/6
To understand the mode of flesh color inheritance in loquats (Eriobotrya japonica), segregation of flesh color (yellowish orange vs. whitish yellow) was investigated in 1,643 F1 progenies derived from...
Breeding Rice Restorer Lines with High Resistance to Bacterial Blight by Using Molecular Marker-Assisted Selection
bacterial blight resistance gene pyramiding hybrid rice restorer line molecular marker-assisted
2009/1/7
Two bacterial blight (BB) resistance genes, Xa21 and Xa4, from IRBB24 were introduced into hybrid rice restorer line Mianhui 725, which is highly susceptible to BB, by using hybridization and molecula...
SSR Marker Analysis on indica-japonica Differentiation of Natural Population of Oryza rufipogon in Yuanjiang, Yunnan Province
Oryza rufipogon indica-japonica differentiation simple sequence repeat
2009/1/7
By using 19 pairs of primers that could identify two subspecies (indica and japonica) of cultivated rice (Oryza sativa L.), the indica-japonica differentiation of 56 individuals from the natural popul...
Lowering Grain Amylose Content in Backcross Offsprings of indica Rice Variety 057 by Molecular Marker-Assisted Selection
molecular marker-assisted selection indica rice amylose content grain quality
2009/1/7
To lower the amylose content (AC) of the indica rice restorer line 057 with high AC, backcrosses were made respectively by using four indica varieties (R367, 91499, Yanhui 559, Hui 527) as low AC don...
Assessment on Evaluating Parameters of Rice Core Collections Constructed by Genotypic Values and Molecular Marker Information
core collection genotypic value molecular marker information
2008/12/11
Eleven evaluating parameters for rice core collection were assessed based on genotypic values and molecular marker information. Monte Carlo simulation combined with mixed linear model was used to elim...
Marker-assisted Selection of ZmC4Ppc in Rice Breeding and Yield Trait Performances of Advanced Lines
rice Zea mays gene for phosphoenolpyruvate carboxylase primer design
2008/12/11
The full-length of intact Zea mays gene for phosphoenolpyruvate carboxylase gene (ZmC4Ppc) is 6 781 bp. The products of PCR for this gene were not clear with poor repeatability, resulting in that it w...
New Dinucleotide and Trinucleotide Microsatellite Marker Resources for Cotton Genome Research
New Dinucleotide Trinucleotide Microsatellite Cotton Genome Research
2008/12/9
A collaborative multi-institutional program was initiated to streamline the process of microsatellite capture and characterization, development of microsatellites into informative molecular markers, a...
SSR Marker(s) Associated with Root Knot Nematode Resistance Gene(s) in Cotton
Cotton Root Knot Nematode Resistance
2008/5/9
Root-knot nematode [Meloidogyne incognita (Kofoid and White) Chitwood] is a major pest on cotton (Gossypium hirsutum L.) across the U. S. Cotton Belt. DNA markers that enable markerassisted selection ...
小麦SSR标记的发展及应用Microsatellite Marker Development and Applications in Wheat Genetics and Breeding
小麦 微卫星 分子标记 遗传图谱 遗传多样性
2007/12/30
摘要微卫星是以1～6个碱基为基本单元的串联重复序列，由于具有共显性、多态性高和容易用PCR方法检测等特点，是非常有用的遗传标记。在小麦中，SSR标记已广泛应用于遗传图谱的构建、遗传多样性、品种及基因型鉴定、目的基因，以及QTL的标记和标记辅助选择育种。
Abstract:Microsatellites are simple,tandemly repeated one to six nucleot...
