Proceedings of the fourth regional groundnut workshop for Southern Africa / 19-23 March 1990, Arusha, Tanzania - Andhra Pradesh: International Crops Research Institute for the Semi-Arid Tropics, 1990 - x, 202p. ISBN: 92-9066-187-9 Subjects--Topical Terms: Agriculture Subjects--Index Terms: Leaf Pathology Universal Decimal Class. No.: 634.58(1-926.8)(082.2) / N0