VIEW ARTICLE

Letter to the Editor

A Generalized Concept of Host-Parasite Specificity. Michèle C. Heath, Professor, Botany Department, University of Toronto, Toronto, Ontario, Canada M5S 1A1; Phytopathology 71:1121. Accepted for publication 15 July 1981. Copyright 1981 The American Phytopathological Society. DOI: 10.1094/Phyto-71-1121.