TY - BOOK AU - Judkins,Henry F. AU - Mack,Merrill J. TI - The principles of dairying: testing and manufactures U1 - 637 PY - 1951/// CY - New York PB - John Wiley KW - Dairying KW - Lactation KW - Milk yield KW - Dairy products KW - Milk N1 - Includes index ER -