bradyrhizobium kavangense bradyrhizobium kavangense bradyrhizobium kavangense is a nitrogen-fixing bacterium from the genus bradyrhizobium which has been isolated from the nodules of the cowpea vigna unguiculata in the kavango region in namibia. bradyrhizobium kavangense scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: hyphomicrobiales family: nitrobacteraceae genus: bradyrhizobium species: b. kavangense binomial name bradyrhizobium kavangenselasse gronemeyer et al. 2015 type strain 1bt 1-1 synonyms bradyrhizobium kavangi