Muluvi, Geoffrey M.; Maingi, J. M.; Gitonga, N. M.; Shisanya, C. A.; Hornetz, B.
(Kassel University Press, 2006)
Soybeans grown in Africa have been selected to nodulate effectively with indigenous Bradyrhizobium spp. populations since Bradyrhizobium japonicum populations are considered absent or in very low numbers in African soils. ...