Development of Immunity to Bacterial Blight of Cotton and Its Implications for Other Diseases. L. A. Brinkerhoff, Oklahoma State University, Stillwater, and Langston University, Langston, OK. Laval M. Verhalen, William M. Johnson, Margaret Essenberg, and Paul E. Richardson, Oklahoma State University, Stillwater, and Langston University, Langston, OK. Plant Dis. 68:168. Copyright 1984 The American Phytopathological Society. DOI: 10.1094/PD-68-168.