Wheat and Barley Genetics and Pathology

External reference: https://openalex.org/T10733

  1. Wheat heat-tolerance traits map to many genomic loci
    Genetic dissection of yield traits and heat tolerance in wheat using a MAGIC population identifies SNPs and major loci informing heat-resilient breeding strategies.
  2. Genome-wide mapping linked malt quality traits to barley loci
    Multi-locus GWAS identifies 19 genomic loci controlling malt quality in Ethiopian barley, enabling marker-assisted breeding for superior malting cultivars.
  3. Nitrogen split ratio improved lodging resistance and yield in winter wheat
    Nitrogen topdressing timing regulates basal internode structure and mechanical properties in winter wheat, improving lodging resistance by 41.8% and yield by 12.2%.
  4. Drip fertigation improved wheat nitrogen uptake and yield stability
    Study demonstrates drip fertigation increases winter wheat yield 15–21% and improves nitrogen uptake, particularly after flowering, while expanding optimal planting density range.
  5. GSK3 stabilizes DOG1L4 to increase wheat seed dormancy
    GSK3 phosphorylates DOG1L4 and ABI5 to enhance wheat seed dormancy, revealing a dual-target strategy for controlling pre-harvest sprouting resistance in crops.
  6. Haplotype mapping identified rust-resistance signals in elite wheat
    Haplotype mapping and introgression fitness indexing accelerate development of rust-resistant wheat while preserving elite genetic backgrounds and durability.
  7. PstCFEM2 promotes wheat susceptibility by activating TaHA2
    Pst stripe rust effector PstCFEM2 activates wheat H+-ATPase TaHA2, promoting apoplastic acidification that suppresses immunity. CRISPR knockout of TaHA2 confers durable rust resistance.
  8. Advanced barley lines showed greater stability than local landraces
    Evaluation of grain quality traits and genotype stability across Mediterranean environments in advanced barley lines and landraces. High heritability and trait correlations identified.
  9. IDD5 and SDW3 link DELLA proteins to stem growth in cereals
    DELLA proteins interact with IDD5 and SDW3 transcription factors to regulate gibberellin-dependent stem elongation in wheat and barley, offering new breeding targets for cereal crop improvement.
  10. GWAS identified loci linked to 15 wheat DUS traits
    GWAS identifies 57 genetic loci controlling wheat DUS traits in 412 European varieties. Marker associations enable variety identification and breeding applications.
  11. Amaranth seed protein composition mapped across environments
    Multi-environment GWAS identifies stable genomic loci and regulatory mechanisms controlling seed protein composition in grain amaranth, revealing trans-regulatory control of protein fractions.
  12. TiO2 foliar spray improved late-sown wheat yield and quality
    Foliar TiO2 application mitigates late-sown wheat yield losses by enhancing photosynthetic physiology, antioxidant defense, and grain quality across critical growth stages.
  13. Barley metabolite levels varied with genotype and stress type
    Metabolomic characterization of barley stress responses reveals genotype-dependent metabolite accumulation patterns and candidate biomarkers under single and combined abiotic stresses.
  14. Canopy temperature varied by time, stage, and environment in wheat
    Canopy temperature in wheat varies significantly across diurnal cycles and phenological stages under Mediterranean conditions, requiring multi-temporal phenotyping protocols for accurate thermal.
  15. High molybdenum with low nitrogen improved wheat yield-related measures
    Study examines nitrogen-molybdenum interactions in winter wheat, finding that elevated molybdenum under reduced nitrogen enhances yield and nitrogen use efficiency.
  16. Wheat amino acid digestibility differed across pullet ages
    Study develops phase-specific prediction equations for wheat amino acid digestibility in pullets, enabling precision diet formulation with measurable grain characteristics.
  17. Stable wheat height loci identified on chromosomes 3D, 4D, 5A, and 7A
    Novel wheat height loci identified through genome-wide association analysis in Sichuan cultivars, validated across environments with implications for marker-assisted breeding and yield optimization
  18. Dual-purpose management reduced wheat yield and varied by crop
    Analysis of dual-purpose cereal crops reveals oat optimal for combined grain-forage production, barley best for forage alone, with rainfall variability as primary constraint to economic viability.
  19. Purple barley showed higher quercetin-related gene expression
    Transcriptome analysis reveals how purple barley accumulates quercetin through coordinated expression of biosynthesis genes during grain maturation, with implications for crop improvement and.
  20. Barley salt tolerance genes identified at germination stage
    Discover genetic loci and candidate genes controlling salt tolerance in barley at germination using GWAS and multi-omics analysis. Identify 306 SNPs and 24 key genes for breeding salt-resistant crops.