Jari, S., Muttaka, M., & Musa, M. (2023). PERFORMANCE OF COWPEA (VIGNAUNGUICULATAL) VARIETIES OF MEDIUM DURATION MATURITY AT SUDAN –SAVANNA AGRO-ECOLOGICAL ZONE OF NIGERIA. FUDMA JOURNAL OF SCIENCES, 2(3), 175-183. http://www.fjsadmin.fudutsinma.edu.ng/index.php/fjs/article/view/1408