Castle, Malcolm E. Modern milk production : its principles and applications for students and farmers / Malcolm E. Castle and Paul Watkins ; with a foreword by William Holmes. - 308 pages, 24 unnumbered pages of plates : illustrations ; 22 cm. Includes bibliographies and indexes. ISBN: 0571113125 Source: B-403 Subjects--Topical Terms: Dairying.Milk yield. LC Class. No.: SF239 / .C3 1979