Medicago sativaMedicago truncatulaMedicagoSinorhizobium melilotiOryza sativaSymbiosisRoot Nodules, PlantPlant RootsNigella sativaPlant ProteinsMelilotusNitrogen FixationEnergy MetabolismGene Expression Regulation, PlantSinorhizobiumRhizobiumTrifoliumGenes, PlantEntomophthoraAvena sativaFabaceaePterocarpansPlants, Genetically ModifiedMolecular Sequence DataLeghemoglobinPoaceaeVicia sativaSeedsEnergy IntakePlant StructuresPlant LeavesEntomophthoralesTriacetoneamine-N-OxylMycorrhizaePlant ShootsDNA, PlantSeedlingEnergy TransferPhylogenyNitrogenLigninPlant Root NodulationGenome, PlantPlants, MedicinalAmino Acid SequencePlant DiseasesAnimal FeedBase SequenceLettuceCarbonSequence Analysis, DNAPolysaccharides, BacterialSpecies SpecificityBacterial ProteinsSequence Homology, Amino AcidCarbohydrate MetabolismPhenotypeLotusSequence AlignmentSoil MicrobiologyChromosomes, PlantGene Expression Regulation, BacterialMutationRNA, PlantGenes, BacterialRNA, Ribosomal, 16SDNA, BacterialRumenDigestionCloning, Molecular