Effects of Inoculation with Local Isolates of Cowpea Rhizobium and Application of Nitrate-nitrogen on the Development of Cowpeas. Tropical Agriculture, [S. l.], v. 41, n. 3, 1964. Disponível em: https://journals.sta.uwi.edu/ojs/index.php/ta/article/view/3916. Acesso em: 19 apr. 2025.