AMEH, B. O.; EFFIONG, M. O. PROFITABILITY ANALYSIS OF YAM MARKETING IN BAUCHI STATE, NIGERIA. Nigerian Journal of Agriculture and Agricultural Technology, [S. l.], v. 6, n. 1B, p. 63–76, 2026. DOI: 10.59331/njaat.v6i1B.1540. Disponível em: https://njaat.com.ng/index.php/njaat/article/view/1540. Acesso em: 1 oct. 2026.