Karunagoda, R.P.Lewis, D.M.Jones, D.G.2014-11-122014-11-121996Tropical Agricultural Research, 8:p.194-202https://dl.nsf.gov.lk/handle/1/12058Biological SciencesRhizobium leguminosarum bv. trifoliiCryptic plasmidsPhenotypic charactersNitrogen fixing efficiencyCompetitive abilityMicrobiologyContribution of cryptic plasmids of R.leguminosarum bv. trifolii to its phenotypeA