AKPANUROM, Kini S.; UDUAK, Itakufok G.; ETUKUDO, Ndarake N. Effects of NPK fertilizer on soil properties and prema onion (Allium cepa L.) performance in a humid environment at Obio-Akpa, Akwa Ibom State. Journal Of Agriculture, Forestry & Environment , [S. l.], v. 7, n. 1, p. 116–128, 2023. Disponível em: https://jafe.net.ng/index.php/home/article/view/126. Acesso em: 19 apr. 2025.