UMAR, Muhammad L., Mohammed G. SANUSI, and Fagwalawa D. LAWAN. “Relationships Between Some Quantitative Characters in Selected Cowpea Germplasm [(Vigna Unguiculata L. (Walp)]”. Notulae Scientia Biologicae 2, no. 1 (March 9, 2010): 125–128. Accessed January 29, 2023. https://www.notulaebiologicae.ro/index.php/nsb/article/view/3538.