Peanut Rust: A Major Threat to Peanut Production in the Semiarid Tropics. P. Subrahmanyam, International Crops Research Institute for the Semi-Arid Tropics (ICRISAT) Patancheru P.O., Andhra Pradesh 502 324, India. L. J. Reddy, R. W. Gibbons, and D. McDonald, International Crops Research Institute for the Semi-Arid Tropics (ICRISAT) Patancheru P.O., Andhra Pradesh 502 324, India. Plant Dis. 69:813. Copyright 1985 The American Phytopathological Society. DOI: 10.1094/PD-69-813.