1. Ammonia toxicity in cattle. I. Rumen and blood changes associated with toxicity and treatment methods;Bartley;J. Anim. Sci.,1976
2. Bergman, R.N., 1997. The minimal model: yesterday, today, and tomorrow. In: Bergman, R.N., Lovejoy, J.C. (Eds.) The Minimal Model Approach and Determinants of Glucose Tolerance. Louisiana State University Press, Baton Rouge, LA, pp. 3–50.
3. Hormonal regulation of metabolism in ruminants: a review;Brockman;Livest. Prod. Sci.,1986
4. Burtle, G.J., Newton G.L., 1991. Ammonia tolerance is enhanced by feeding l-carnitine to Channel Catfish. J. Anim. Sci. 69 (Suppl. 1), 184 (Abstr.).
5. Metabolic aspects of NPN utilization in ruminant animals;Chalupa;Federation Proc.,1972