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Noun: Rhizobium (Rhizobia,Rhizobium)
  1. Soil bacteria that usually occur in the root nodules of legumes that can fix atmospheric nitrogen (genus of Rhizobiaceae)
    - genus Rhizobium

Derived forms: Rhizobia

Type of: bacteria genus

Part of: family Rhizobiaceae, Rhizobiaceae

Encyclopedia: Rhizobium