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A Proposed Nomenclature of Fusarium oxysporum f. sp. melonis Races and Resistance Genes in Cucumis melo. Georgette Risser, Maître de recherches, I.N.R.A., Station d’Amélioration des Plantes Maraîchères, 84140 Montfavet, France; Z. Banihashemi(2), and D. W. Davis(3). (2)Associate Professor, Department of Plant Protection, Pahlavi University, Shiraz, Iran; (3)Professor, Department of Horticultural Science, University of Minnesota, St. Paul 55108, USA. Phytopathology 66:1105-1106. Accepted for publication 4 March 1976. Copyright © 1976 The American Phytopathological Society, 3340 Pilot Knob Road, St. Paul, MN 55121. All rights reserved.. DOI: 10.1094/Phyto-66-1105.

Based on Black’s system of classification of races, the authors propose a new nomenclature for races of Fusarium oxysporum f. sp. melonis and for resistance genes in Cucumis melo: races 0, 1, 2, and 1, 2, and genes Fom 1 and Fom 2.

Additional keywords: muskmelon, disease resistance, Fusarium wilt of muskmelon.