Orkwor, G. C. Food yams: Advances in Research / by G. C. Orkwor, R. Aseidu and I. J. Ekanayake - Ibadan: IITA, c1998. - x, 249p.: ill.; 25 cm Includes index ISBN: 9781311002 Source: R-28097 Subjects--Topical Terms: Food yams LC Class. No.: SB211.Y3 / F66