1. AOAC (2007). Official Methods of Analysis of AOAC International. 18th ed. Association of Official Analytical Chemists, Gaithersburg, USA.
2. Barry T.N., Manley T.R., Duncan S.J. (1986). The role of condensed tannins in the nutritional value of Lotus pedunculatus for sheep. 4. Sites of carbohydrate and protein digestion as influenced by dietary reactive tannin concentration. Br. J. Nutr., 55: 123-137.10.1079/BJN19860016
3. Cebra C.K., Garry F.B., Getzy D.M., Fettman M.J. (1997). Hepatic lipidosis in anorectic, lactating Holstein cattle:aretrospective study of serum biochemical abnormalities. J. Vet. Intern. Med., 11: 231-237.
4. Cieslak A., El- Sherbiny M., Szczechowiak J., Kowalczyk D., Pers- Kamczyc E., Bryszak M., Szulc P., Jozwik A., Szumacher- Strabel M. (2015). Rapeseed and fish oil mixtures supplied at low dose can modulate milk fatty acid composition without affecting rumen fermentation and productive parameters in dairy cows. Anim. Sci. Pap. Rep., 33: 357-372.
5. Danfaer A., Tetens V., Agergaard N. (1995). Review and an experimental study on the physiological and quantitative aspects of gluconeogenesis in lactating ruminants. Comp. Biochem. Physiol. B-Biochem. Mol. Biol., 111: 201-210.