N - Use efficiency in some maize genotypes applied in the form of urea at EL-Gouba conditions. Albayan Scientific Journal , [S. l.], n. 5, p. 20–9, 2023. DOI: 10.37375/bsj.vi5.2363. Disponível em: https://journal.su.edu.ly/index.php/bayan/article/view/2363. Acesso em: 12 jan. 2026.