@INBOOK {ABIFARIN:1976c, title = {Seed multiplication program at IITA and elsewhere: IITA/WARDA Rice Production Training Course, 12 July, 1973}, author = {Abifarin, A. O. }, year = {1976}, month = {July}, type = {IITA Cereal Improvement Program papers: 1972-76}, pages = {1--20}, note = {In: IITA Cereal Improvement Program papers: 1972-76. Training material}, }