na INLIS000000000005765 Ind 0010-1118005765 Sweet potato variety evaluation, vol. I : training manual RASCO, E.T. E.T. Rasco, Jr.; V.D.R. Amante 2nd ed. Los Banos Southeast Asian Program for Potato Research and Development 1994 vi, 222 p.: ill.; 25 cm vi, 222 p.: ill.; 25 cm ISBN 971-9020-01-6 633.492 IPOMOEA BATATS VARIETY TRIALS 2nd ed. mfn-7540