HAMAD, A. A. .; LOLAS, . P. C. . Critical Period of Weed Control in Cotton (Gossypium hirsutum L.) at Three Nitrogen Levels*. University of Khartoum Journal of Agricultural Sciences, [S. l.], v. 19, n. 3, 2023. DOI: 10.53332/uofkjas.v19i3.1880. Disponível em: http://onlinejournals.uofk.edu/index.php/uofkjas/article/view/1880. Acesso em: 4 apr. 2025.