UGURU, M. I. “INHERITANCE OF COLOUR PATTERNS IN COWPEA (VIGNA UNGUICULATA L. WALP.)”. INDIAN JOURNAL OF GENETICS AND PLANT BREEDING 55, no. 04 (November 25, 1995): 379–383. Accessed April 18, 2026. https://isgpb.org/journal/index.php/IJGPB/article/view/2638.