'The thirteenth in the series of Nutrition Conferences for Feed Manufacturers ... [held at the University of Nottingham School of Agriculture from 3rd to 5th January, 1979] - Preface.
OBNB doesn't sell books, but you may be able to find a copy at one of these websites:
Recent advances in animal nutrition - 1979. ISBN 0408710128. Published by Butterworth in 1980. Publication and catalogue information, links to buy online and reader comments.
