1. Association of Official Agricultural Chemists, 1960. Official Methods of Analysis, 9th Edition, Washington, D.C.
2. A multiple comparison procedure for comparing several treatments with a control;Dunnet;J. Am. Stat. Assoc.,1955
3. The value of protein byproducts as sources of protein and unidentified growth factors in broiler rations;Fuller;Poultry Sci.,1956
4. The use of poultry byproducts in poultry rations;Gerry;Poultry Sci.,1956
5. Feather meal in hen nutrition;Harms;Poultry Sci.,1957