Karunagoda, R.P.Lewis, D.M.Jones, D.G.2014-11-122014-11-121995Tropical Agricultural Research, 7:p.211-217https://dl.nsf.gov.lk/handle/1/12109BotanyBacteriaCharacterization of indigenous isolates of Rhizobium leguminosarum by trifolii in terms of plasmid profilesA