Barnes, Robert F ,ed. Forage legumes for energy-efficient animal production / ed. by Robert F. Barnes [and others] - Springfield, Va. : Agricultural Research Service, 1985 - 323 p. : ilus - . LCCN: 164408 Subjects--Topical Terms: Energía metabólica I.t.Plantas forrajeras Dewey Class. No.: 633.2 B37