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Letter to the Editor

The Controlled Experiment in the Scientific Method with Special Emphasis on Biological Control. Ralph Baker, Professor, Botany and Plant Pathology Department, Colorado State University, Fort Collins 80523; Yigal Elad(2), and Ilan Chet(3). (2)Visiting scientist, Botany and Plant Pathology Department, Colorado State University, Fort Collins 80523; (3)Professor, Department of Plant Pathology and Microbiology, The Hebrew University of Jerusalem, Faculty of Agriculture, Rehovot, Israel. Phytopathology 74:1019. Accepted for publication 25 April 1984. Copyright 1984 The American Phytopathological Society. DOI: 10.1094/Phyto-74-1019.