Rhizobia

Rhizobia are bacteria that fix nitrogen in soil that aid in the growth and development of plants. Rhizobia can only fix nitrogen when associated with a plant that provides it with carbohydrates and are only associated with legumes, but not all legumes associate with Rhizobia.

Taxonomy

Scientific Classification

Domain:	Bacteria
Phylum:	Pseudomonadota
Class:	Alphaproteobacteria
Order:	Hyphomicrobiales
Family:	Rhizobiaceae
Genus:	Rhizobium