1. Arkansas Poultry Recommendations, 1965. University of Arkansas Extension Service, Fayetteville, Arkansas.
2. Lysine and methionine supplementation of 14, 16 and 18% protein laying diets.;Bradley;Poultry Sci.,1961
3. The effect of the ratio of corn to soybean protein in layer diets upon the response to supplemental amino acids.;Bray;Poultry Sci.,1968
4. Response of laying hens fed typical corn-soy diets to supplements of methionine and lysine.;Carlson;Poultry Sci.,1969
5. The interrelationships of dietary energy and protein in poultry nutrition.;Combs,1962