@INPROCEEDINGS {FRANCKOWIAK:1973, title = {Importance of seed coat characteristic inheritance in cowpea improvement}, author = {Franckowiak, J. D. }, booktitle = {Proceedings of the First IITA Grain Legume Improvement Workshop, held at the International Institute of Tropical Agriculture, Ibadan, Nigeria, 29 October-2 November, 1973}, year = {1973}, month = {October}, pages = {18--20}, }