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GrainGenes Gene Report: Hv-1 (Avena)

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Gene	Hv-1 (Avena)
Gene Class	Reaction to Helminthosporium victoriae Victoria blight resistance
Pathology	Victoria Blight
Locus	Hv-1
Reference	Welsh JN et al. (1954) Associated inheritance of reaction to races of crown rust, Puccinia coronata avenae Erikss, and to Victoria blight, Helminthosporium victoriae M. and M., in oats. Canadian Journal of Botany 32:55-68. Finkner VC (1953) Inheritance of susceptibility to Helminthosporium victoriae in crosses involving Victoria and other crown rust resistant oat varieties. Agronomy Journal 45:404-406. Litzenberger SC (1949) Nature of susceptibility to Helminthosporium victoriae and resistance to Puccinia coronata in Victoria oats. Phytopathology 39:300-318. Litzenberger SC (1949) Inheritance of resistance to specific races of crown and stem rust, to Helminthosporium blight, and of certain agronomic characters of oats. Iowa Agricultural Experiment Station, Research Bulletin 370:453-496. Murphy HC and Meehan F (1946) Reaction of oat varieties to a new species of Helminthosporium. Phytopathology 36:407.
Comment	Dominant gene in Victoria for susceptibility to Victoria blight, caused by Helminthosporium victoriae Meehan and Murphy. May be pleiotropic or closely linked to Pc-2.
Info Source	Simons MD et al. (1978) Oats: A standardized system of nomenclature for genes and chromosomes and catalog of genes governing characters. USDA Agriculture Handbook 509:1-40.

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