N. BHAVESH PATEL (2012) “COMBINING ABILITY STUDY FOR SEED YIELD IN COWPEA [VIGNA UNGUICULATA (L.) WALP]”, The Bioscan, 8(Supplement 1), pp. 139–142. Available at: https://thebioscan.com/index.php/pub/article/view/2257 (Accessed: 15 December 2025).