1. The Production and Marketing of Pigs 1954, London, Longmans.
2. Commonwealth Agricultural Bureau. Grass or Lucerne Silage for Pigs 1975, Commonwealth Bureau of Nutrition, Aberdeen.
3. ; ; Animal Nutrition 1973, Edinburgh, Oliver & Boyd.
4. Unpublished observations.
5. Digestibility by pigs of the major chemical components of diets high in plant cell-wall constituents