title: [Possibility of selecting active strains of Rhizobium from the riboflavin and cobalamin content in pure cultures].
mesh_terms: D009586:Nitrogen Fixation; D012231:Rhizobium / Q000378:metabolism*; D012256:Riboflavin / Q000096:biosynthesis*; D012641:Selection, Genetic; D014805:Vitamin B 12 / Q000096:biosynthesis*
chemical_list: D014805:Vitamin B 12; D012256:Riboflavin
vernacular_title: Vozmozhnost' otbora aktivnykh shtammov Rhizobium po soderzhaniiu riboflavina i kobalamina v chistykh kul'turakh.