EFFECT OF LAND DEGRADATION ON AGRICULTURAL PRODUCTIVITY IN WEST BENGAL, INDIA. African Journal of Emerging Issues, [S. l.], v. 4, n. 12, p. 66–75, 2022. Disponível em: https://ajoeijournal.org/sys/index.php/ajoei/article/view/359. Acesso em: 30 oct. 2025.