Recent advances in animal nutrition, 1977 / William Haresign and Dyfed Lewis. - London : Butterworths, 1977. - 206 p. : ill. ; 24 cm. - Studies in the agricultural and food sciences . Includes bibliographies and index. Closed. ISBN: 0408710101 LCCN: 7730256 Subjects--Topical Terms: Animal nutrion--Congresses.Rumen fermentation--Congresses.