Mignouna, Djana Babatima, Abdoulaye T, Alene A, Aighewi B, Pelemo O, Manyong VM, Asiedu R, and Akoroda M. “Economic Analysis of Yam Seed Tuber Systems in Nigeria”. JOURNAL OF ROOT CROPS 39, no. 2 (January 1, 2015): 221–229. Accessed November 23, 2024. https://journal.isrc.in/index.php/jrc/article/view/138.