AZAM, M.; SAEED, B.; KHAN, S.; ZAFAR, D. Exploring the effect of nitrogen levels on yield and yield attributes of diverse open-pollinated varieties (OPVs) of maize (Zea mays). Advances in Agriculture and Biology, [S. l.], v. 6, n. 1, 2023. DOI: 10.63072/aab.23008. Disponível em: http://aabinternational.com/index.php/aab/article/view/69. Acesso em: 28 aug. 2025.