1. AFRC Technical Committee on responses to nutrients, Report number 5, Nutritive requirements of ruminant animals: Energy;Agricultural and Food Research Council (AFRC);Nutr. Abstr. Rev. Ser. B) Livest. Feeds Feed.,1990
2. AFRC Technical Committee on responses to nutrients, Report number 9, Nutritive requirements of ruminant animals: Protein;Agricultural and Food Research Council (AFRC);Nutr. Abstr. Rev. Ser. B) Livest. Feeds Feed.,1992
3. Energy and Protein Requirements of Ruminants. An Advisory Manual Prepared by the AFRC Technical Committee on Responses to Nutrients;Agricultural and Food Research Council (AFRC),1993
4. The Nutrient Requirements of Farm Livestock, No.2 Ruminants. Technical Review by an Agricultural Research Council Working Party;Agricultural Research Council (ARC),1965
5. Nutrient Requirements of Ruminant Livestock. Technical Review by an Agricultural Research Council Working Party;Agricultural Research Council (ARC),1980