Incidence and Severity of Cowpea Rust Disease among Selected Cowpea Genotypes in Northern Ghana. Ghana Journal of Science, Technology and Development, [S. l.], v. 9, n. 1, p. 18–24, 2023. DOI: 10.47881/386.967x. Disponível em: https://www.gjstd.org/index.php/GJSTD/article/view/386. Acesso em: 10 sep. 2025.