“Host-Bradyrhizobium Relationships and Nitrogen-Fixation in the Bambarra Groundnut [Voandzeia Subterranea (L.) Thouars Nom. Cons.]”. Tropical Agriculture 67, no. 2 (April 30, 1990). Accessed July 15, 2024. https://journals.sta.uwi.edu/ojs/index.php/ta/article/view/1760.