Rogers, George B. Energy use and conservation in the poultry and egg industry / George B. Rogers, Verel W. Benson & Donald L. Van Dyne - Washington, D.C. : USDA , 1970 - iv, 48p. : ill. ; 30 cm. - USDA agricultural economic report . Includes bibliographical references and index. Subjects--Topical Terms: PoultryPower and energy Dewey Class. No.: 636.5 / USDA