Rhizobium leguminosarumRhizobiumFabaceaeNitrogen FixationSymbiosisPeasPlants, MedicinalVicia sativaRhizobium etliViciaTrifoliumGenes, BacterialBacterial ProteinsSinorhizobium melilotiRoot Nodules, PlantRhizobiaceaeMedicagoCosmidsLens PlantMolecular Sequence DataRhizobium tropiciPlant Root NodulationHydrogenasePlasmidsGene Expression Regulation, BacterialLipid APlant RootsDNA, BacterialPolysaccharides, BacterialFlavanonesSinorhizobiumMedicago sativaDicarboxylic AcidsMutationGenetic Complementation TestDicarboxylic Acid TransportersBradyrhizobiumBase SequencePhaseolusSugar AcidsMutagenesis, InsertionalNitrogenaseCarbohydrate SequenceOperonFructokinasesSpecies SpecificityPlantsAmino Acid SequencePlant ExudatesAcetyleneHydroxy AcidsLipopolysaccharidesCloning, MolecularArtificial Gene FusionAgrobacterium tumefaciensGuanosine Diphosphate Mannose4-ButyrolactoneSequence Homology, Amino AcidRhamnoseDNA Transposable ElementsSoil MicrobiologyEscherichia coliPhylogenySequence Analysis, DNASuccinic AcidAcyltransferasesConjugation, GeneticSequence Homology, Nucleic AcidAcyl Carrier ProteinRestriction Mapping