Frank Ordon
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View article: Whole-genome resequencing of the wild barley diversity collection: a resource for identifying and exploiting genetic variation for cultivated barley improvement
Whole-genome resequencing of the wild barley diversity collection: a resource for identifying and exploiting genetic variation for cultivated barley improvement Open
To exploit allelic variation in Hordeum vulgare subsp. spontaneum, the Wild Barley Diversity Collection was subjected to paired-end Illumina sequencing at ∼9 × depth and evaluated for several agronomic traits. We discovered 240.2 million s…
View article: Corrigendum: QTL for induced resistance against leaf rust in barley
Corrigendum: QTL for induced resistance against leaf rust in barley Open
[This corrects the article DOI: 10.3389/fpls.2022.1069087.].
View article: Genetic Analysis of Flowering Time of Ethiopian Barley Accessions Under Field and Climate Chamber Conditions
Genetic Analysis of Flowering Time of Ethiopian Barley Accessions Under Field and Climate Chamber Conditions Open
The flowering time is one of the traits strongly influencing grain yield. In barley, the flowering time is mostly determined by the photoperiod, vernalization, and timely rainfall. As Ethiopia is located near the equator, the photoperiod a…
View article: Whole-Genome Sequencing of the Wild Barley Diversity Collection: A Resource for Identifying and Exploiting Genetic Variation for Cultivated Barley Improvement
Whole-Genome Sequencing of the Wild Barley Diversity Collection: A Resource for Identifying and Exploiting Genetic Variation for Cultivated Barley Improvement Open
To exploit allelic variation in Hordeum vulgare subsp. spontaneum , the Wild Barley Diversity Collection was evaluated for several agronomic traits and subjected to paired-end Illumina sequencing at ∼9X depth, generating 109.5 million sing…
View article: Genome wide association study of Ethiopian barley for terminal drought stress tolerance under field and climate chamber conditions
Genome wide association study of Ethiopian barley for terminal drought stress tolerance under field and climate chamber conditions Open
In order to detect markers for drought stress tolerance, field experiments in Ethiopia were conducted for three years at two naturally drought-prone locations and two optimum moisture locations using 239 Ethiopian barley landraces and 21 b…
View article: Long-term data in agricultural landscapes indicate that insect decline promotes pests well adapted to environmental changes
Long-term data in agricultural landscapes indicate that insect decline promotes pests well adapted to environmental changes Open
Increasing evidence suggests that land-use intensification contributes to destabilization of trophic networks of insect communities in agriculture resulting in a loss of biodiversity. However, a more detailed understanding of the causes an…
View article: Mapping of prehaustorial resistance against wheat leaf rust in einkorn (Triticum monococcum), a progenitor of wheat
Mapping of prehaustorial resistance against wheat leaf rust in einkorn (Triticum monococcum), a progenitor of wheat Open
Wheat leaf rust ( Puccinia triticina ) is one of the most significant fungal diseases of wheat, causing substantial yield losses worldwide. Infestation is currently being reduced by fungicide treatments and mostly vertical resistance. Howe…
View article: Stage-specific genotype-by-environment interactions determine yield components in wheat
Stage-specific genotype-by-environment interactions determine yield components in wheat Open
The tables (climate_data.csv, and Yield_data.csv) include the recorded climatic and measured yield components data from multi-environment field trails (2014-2017). The table (soil_water_data.csv) presents the simulated water content for th…
View article: Stage-specific genotype-by-environment interactions determine yield components in wheat
Stage-specific genotype-by-environment interactions determine yield components in wheat Open
The tables (climate_data.csv, and Yield_data.csv) include the recorded climatic and measured yield components data from multi-environment field trails (2014-2017). The table (soil_water_data.csv) presents the simulated water content for th…
View article: Nutrients and soil structure influence furovirus infection of wheat
Nutrients and soil structure influence furovirus infection of wheat Open
Soil-borne wheat mosaic virus (SBWMV) and Soil-borne cereal mosaic virus (SBCMV), genus Furovirus , family Virgaviridae , cause significant crop losses in cereals. The viruses are transmitted by the soil-borne plasmodiophorid Polymyxa gram…
View article: Identification of Markers Associated with Wheat Dwarf Virus (WDV) Tolerance/Resistance in Barley (Hordeum vulgare ssp. vulgare) Using Genome-Wide Association Studies
Identification of Markers Associated with Wheat Dwarf Virus (WDV) Tolerance/Resistance in Barley (Hordeum vulgare ssp. vulgare) Using Genome-Wide Association Studies Open
Wheat dwarf virus (WDV) causes an important vector transmitted virus disease, which leads to significant yield losses in barley production. Due to the fact that, at the moment, no plant protection products are approved to combat the vector…
View article: Identification of Markers Associated with Wheat Dwarf Virus (WDV) Tolerance/Resistance in Barley (<em>Hordeum vulgare ssp. vulgare</em>) Using Genome Wide Association Studies
Identification of Markers Associated with Wheat Dwarf Virus (WDV) Tolerance/Resistance in Barley (<em>Hordeum vulgare ssp. vulgare</em>) Using Genome Wide Association Studies Open
Wheat dwarf virus (WDV) causes an important vector transmitted virus disease, which leads to significant yield losses in barley production. Due to the fact, that at the moment no plant protection products are approved to combat the vector …
View article: QTL for induced resistance against leaf rust in barley
QTL for induced resistance against leaf rust in barley Open
Leaf rust caused by Puccinia hordei is one of the major diseases of barley ( Hordeum vulgare L.) leading to yield losses up to 60%. Even though, resistance genes Rph 1 to Rph 28 are known, most of these are already overcome. In this contex…
View article: Corrigendum: Identification and validation of Quantitative Trait Loci for Wheat dwarf virus resistance in wheat (Triticum spp.)
Corrigendum: Identification and validation of Quantitative Trait Loci for Wheat dwarf virus resistance in wheat (Triticum spp.) Open
[This corrects the article DOI: 10.3389/fpls.2022.828639.].
View article: Meeting the Challenges Facing Wheat Production: The Strategic Research Agenda of the Global Wheat Initiative
Meeting the Challenges Facing Wheat Production: The Strategic Research Agenda of the Global Wheat Initiative Open
Wheat occupies a special role in global food security since, in addition to providing 20% of our carbohydrates and protein, almost 25% of the global production is traded internationally. The importance of wheat for food security was recogn…
View article: Dissection of a grain yield QTL from wild emmer wheat reveals sub-intervals associated with culm length and kernel number
Dissection of a grain yield QTL from wild emmer wheat reveals sub-intervals associated with culm length and kernel number Open
Genetic diversity in wheat has been depleted due to domestication and modern breeding. Wild relatives are a valuable source for improving drought tolerance in domesticated wheat. A QTL region on chromosome 2BS of wild emmer wheat ( Triticu…
View article: Novel resistance to the Bymovirus<scp>BaMMV</scp>established by targeted mutagenesis of the<i>PDIL5‐1</i>susceptibility gene in barley
Novel resistance to the Bymovirus<span>BaMMV</span>established by targeted mutagenesis of the<i>PDIL5‐1</i>susceptibility gene in barley Open
Summary The Potyviridae are the largest family of plant‐pathogenic viruses. Members of this family are the soil‐borne bymoviruses barley yellow mosaic virus (BaYMV) and barley mild mosaic virus (BaMMV), which, upon infection of young winte…
View article: Precision phenotyping across the life cycle to validate and decipher drought-adaptive QTLs of wild emmer wheat (Triticum turgidum ssp. dicoccoides) introduced into elite wheat varieties
Precision phenotyping across the life cycle to validate and decipher drought-adaptive QTLs of wild emmer wheat (Triticum turgidum ssp. dicoccoides) introduced into elite wheat varieties Open
Drought events or the combination of drought and heat conditions are expected to become more frequent due to global warming, and wheat yields may fall below their long-term average. One way to increase climate-resilience of modern high-yie…
View article: Mendel’s Laws and their impact on plant breeding
Mendel’s Laws and their impact on plant breeding Open
Cereals like wheat, rice, maize, barley and millets, feed the world. Therefore, global breeding activities, which had been very successful during the last decades, aim at an increase of cereal yields. This, as expected continued success st…
View article: Capturing Wheat Phenotypes at the Genome Level
Capturing Wheat Phenotypes at the Genome Level Open
Recent technological advances in next-generation sequencing (NGS) technologies have dramatically reduced the cost of DNA sequencing, allowing species with large and complex genomes to be sequenced. Although bread wheat ( Triticum aestivum …
View article: High-Resolution Mapping of Barley mild mosaic virus Resistance Gene rym15
High-Resolution Mapping of Barley mild mosaic virus Resistance Gene rym15 Open
Barley yellow mosaic virus (BaYMV) and Barley mild mosaic virus (BaMMV), which are transmitted by the soil-borne plasmodiophorid Polymyxa graminis , cause high yield losses in barley. In previous studies, the recessive BaMMV resistance gen…
View article: The genetic diversity of Ethiopian barley genotypes in relation to their geographical origin
The genetic diversity of Ethiopian barley genotypes in relation to their geographical origin Open
Ethiopia is recognized as a center of diversity for barley, and its landraces are known for the distinct genetic features compared to other barley collections. The genetic diversity of Ethiopian barley likely results from the highly divers…
View article: Association Mapping of Drought Tolerance Indices in Ethiopian Durum Wheat (Triticum turgidum ssp. durum)
Association Mapping of Drought Tolerance Indices in Ethiopian Durum Wheat (Triticum turgidum ssp. durum) Open
Ethiopia is a major producer of durum wheat in sub-Saharan Africa. However, its production is prone to drought stress as it is fully dependent on rain, which is erratic and unpredictable. This study aimed to detect marker-trait association…
View article: Genomic Prediction Can Provide Precise Estimates of the Genotypic Value of Barley Lines Evaluated in Unreplicated Trials
Genomic Prediction Can Provide Precise Estimates of the Genotypic Value of Barley Lines Evaluated in Unreplicated Trials Open
Genomic prediction has been established in breeding programs to predict the genotypic values of selection candidates without phenotypic data. First results in wheat showed that genomic predictions can also prove useful to select among mate…
View article: Identification and Validation of Quantitative Trait Loci for Wheat Dwarf Virus Resistance in Wheat (Triticum spp.)
Identification and Validation of Quantitative Trait Loci for Wheat Dwarf Virus Resistance in Wheat (Triticum spp.) Open
Wheat dwarf virus (WDV) is transmitted by the leafhopper Psammotettix alienus. As a major pathogen in wheat and other cereals, WDV causes high yield losses in many European countries. Due to climate change, insect-transmitted viruses will …
View article: Genomic dissection reveals QTLs for grain biomass and correlated traits under drought stress in Ethiopian durum wheat (<i>Triticum turgidum ssp</i>.<i>durum</i>)
Genomic dissection reveals QTLs for grain biomass and correlated traits under drought stress in Ethiopian durum wheat (<i>Triticum turgidum ssp</i>.<i>durum</i>) Open
Drought stress seriously challenges wheat production and productivity. Grain biomass (GB) and related traits were assessed under drought stress and non‐stress for 285 and 185 durum wheat genotypes, respectively, in field and climate chambe…
View article: Quantitative Trait Loci Mapping of Adult Plant and Seedling Resistance to Stripe Rust (Puccinia striiformis Westend.) in a Multiparent Advanced Generation Intercross Wheat Population
Quantitative Trait Loci Mapping of Adult Plant and Seedling Resistance to Stripe Rust (Puccinia striiformis Westend.) in a Multiparent Advanced Generation Intercross Wheat Population Open
Stripe rust caused by the biotrophic fungus Puccinia striiformis Westend. is one of the most important diseases of wheat worldwide, causing high yield and quality losses. Growing resistant cultivars is the most efficient way to control str…