فهرس المقالات Usman Mohammed المقاله 1 - Dynamics of Global Agricultural Productivity and Democratic Governance Structure: Implications for Sustainable Food Supply Job Nmadu Usman Mohammed Yebosoko Nmadu Halima Sallawu Sokoyami Nmadu Mohammed Ndanitsa Ezekiel Yisa Kpotun Baba Taiwo Amos Abigail Jirgi International Journal of Agricultural Science Research& Technology , العدد 4 , السنة 13 , پاییز 2023