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Plant Sciences

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South Dakota State University

2021

QTL

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Full-Text Articles in Life Sciences

Exploring Quantitative Trait Loci Mapping For Bud Fruitfulness And Bud Break Traits In Grapevine F2 Population, Seyma Bozkus Jan 2021

Exploring Quantitative Trait Loci Mapping For Bud Fruitfulness And Bud Break Traits In Grapevine F2 Population, Seyma Bozkus

Electronic Theses and Dissertations

Grapevine (Vitis vinifera L. subsp. vinifera) is one of the most important and valuable fruit crops around the world and grape industries in the USA have been growing increasingly regarding the demand for highly productive and quality grapes that can be grown in the cold region around the USA. The development of new cultivars with these features is performed through grape breeding with the help of quantitative trait loci (QTL) mapping, marker-assisted selection (MAS), and and other technologies. In this study, we evaluated grapevine bud fruitfulness by position and bud break in controlled conditions. These traits are multi-genetic and understanding …


Genome-Wide Association Analysis Permits Characterization Of Stagonospora Nodorum Blotch (Snb) Resistance In Hard Winter Wheat, Rami Altameemi Jan 2021

Genome-Wide Association Analysis Permits Characterization Of Stagonospora Nodorum Blotch (Snb) Resistance In Hard Winter Wheat, Rami Altameemi

Electronic Theses and Dissertations

Stagonospora nodorum blotch (SNB) is an economically important wheat disease caused by the necrotrophic fungus Parastagonospora nodorum. SNB resistance in wheat is controlled by several quantitative trait loci (QTLs). Thus, the identifying of novel resistance/susceptibility QTLs is crucial for continuous improvement of the SNB resistance. Here, the hard winter wheat association mapping panel (HWWAMP) comprising accessions from breeding programs in the Great Plains region of the US, was evaluated for SNB resistance and necrotrophic effectors (NEs) sensitivity at the seedling stage. A genome-wide association study (GWAS) was performed to identify singlenucleotide polymorphism (SNP) markers associated with SNB resistance and …