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Techniques

Probability of Mutation to Multiple Virulence and Durability of Resistance Gene Pyramids. C. C. Mundt, Department of Botany and Plant Pathology, Oregon State University, Corvallis 97331-2902. Phytopathology 80:221-223. Accepted for publication 15 December 1989. The American Phytopathological Society, 1990. DOI: 10.1094/Phyto-80-221.