SymbiosisRhizobiumMolecular Sequence DataBuchneraRhizobium leguminosarumBacteriaRhizobium etliAphidsRhabditoideaNitrogen FixationBradyrhizobiumHeteropteraSinorhizobium melilotiRNA, Ribosomal, 16SGammaproteobacteriaPerianal GlandsPhylogenyRhabditidaRhizobium tropiciDNA, BacterialSequence Analysis, DNAFabaceaeBacterial ProteinsXenorhabdusDNA, RibosomalWigglesworthiaLamiaceaeHemipteraTephritidaeProteobacteriaGenes, BacterialGenome, BacterialBacterial Physiological PhenomenaNymphWolbachiaAnopluraTsetse FliesPlant RootsBodily SecretionsGastrointestinal TractGram-Negative BacteriaRhizobiaceaePantoeaEnterobacteriaceaePhotorhabdusGram-Positive BacteriaRoot Nodules, PlantPlants, MedicinalMedicago sativaGene Expression Regulation, BacterialPlant Root NodulationSinorhizobiumSpecies SpecificityBase SequenceSoybeansBacteria, AnaerobicVibrioAmino Acid SequenceDigestive SystemPhaseolusWaspsEscherichia coliLarvaSoil MicrobiologyEvolution, MolecularPlasmidsMesorhizobiumBacteria, AerobicPolymerase Chain ReactionCluster AnalysisPolysaccharides, BacterialRNA, BacterialIn Situ Hybridization, FluorescenceMutationCloning, MolecularMedicagoGram-Negative Aerobic BacteriaWater MicrobiologyPeasCulture MediaGenetic Complementation TestBase CompositionDNA Transposable ElementsMedicago truncatulaPlantsAnti-Bacterial AgentsNitrogenaseColony Count, MicrobialVicia sativaGram-Negative Anaerobic BacteriaGenes, rRNAPhenotypeAgrobacterium tumefaciensSequence Homology, Amino AcidNucleic Acid HybridizationCosmidsLeghemoglobinAerobiosisAnaerobiosisMutagenesis, Insertional