''Bradyrhizobium kavangense'' is a

nitrogen-fixing Nitrogen fixation is a chemical process by which molecular nitrogen (), with a strong triple covalent bond, in the air is converted into ammonia () or related nitrogenous compounds, typically in soil or aquatic systems but also in industry. Atmos ...

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 Nodule may refer to: *Nodule (geology), a small rock or mineral cluster *Manganese nodule, a metallic concretion found on the seafloor *Nodule (medicine), a small aggregation of cells *Root nodule Root nodules are found on the roots of plants, p ...

of the cowpea '' Vigna unguiculata'' in the

Kavango region Kavango (before 1998: Okavango) was one of the thirteen regions of Namibia until it was split into the Kavango East and Kavango West Regions in 2013. Its capital was Rundu. In the north, Kavango bordered the Cuando Cubango Province of Angola, and ...

Namibia Namibia (, ), officially the Republic of Namibia, is a country in Southern Africa. Its western border is the Atlantic Ocean. It shares land borders with Zambia and Angola to the north, Botswana to the east and South Africa to the south and ea ...

References

Nitrobacteraceae Bacteria described in 2015 {{Nitrobacteraceae-stub