Bergersen, F. J. Root nodules of legumes structure and functions F.J. Bergersen - Chichester New York Research Studies Press 1982 - x, 164 p., [1] leaf of plates ill 24 cm. - Botanical research studies 1 . Subjects--Topical Terms: Root-tuberclesLegumesNitrogen--Fixation Dewey Class. No.: 583 / .322