''Bradyrhizobium valentinum'' is a
bacterium from the genus ''
Bradyrhizobium
''Bradyrhizobium'' is a genus of Gram-negative soil bacteria, many of which fix nitrogen. Nitrogen fixation is an important part of the nitrogen cycle. Plants cannot use atmospheric nitrogen (N2); they must use nitrogen compounds such as nitrat ...
'' which has been isolated from the nodules of the plant ''
Lupinus mariae-josephae'' in
Spain.
References
Nitrobacteraceae
Bacteria described in 2014
{{Nitrobacteraceae-stub