Alves, M. de F. Caracterizacao e aspectos geneticos de estirpes de Rhizobium phaseoli Characterization and genetical aspects of strains of Rhizobium phaseoli - Piracicaba, SP (Brasil): 1981. - 102 p. 11 illus.; 12 tables; Bibliography p. 80-89 (57 ref.); Summaries (Eng, Por) Subjects--Topical Terms: RHIZOBIUMESTIRPENODULOFIXACAO DE NITROGENIOINOCULACAO