Effect of fertilizer N on nodulation, acetylene-reducing activity, and N uptake in pigeon pea (Cajanus cajan). Tropical Agriculture, [S. l.], v. 72, n. 1, 1995. Disponível em: https://journals.sta.uwi.edu/ojs/index.php/ta/article/view/2615. Acesso em: 16 mar. 2025.