An Expert System for Diagnosing Muskmelon Disorders. R. X. Latin, G. E. Miles, J. C. Rettinger, and J. R. Mitchell, Departments of Botany and Plant Pathology and Agricultural Engineering, Purdue University, West Lafayette, IN 47907. Plant Dis. 74:83. Copyright 1990 American Phytopathological Society. DOI: 10.1094/PD-74-83.