1. Association of Official Analytical Chemists, 1970. Methods of analysis of the association of official analytical chemists. 11th edition, Washington, D.C. 20044.
2. New Techniques in Amino Acid, Peptide, and Protein Analysis;Benson,1971
3. The use of dried incubator offal in chick rations;Kempster;Poultry Sci.,1945
4. Poultry-hatchery by-product, a feedstuff for hens;Vanderpopuliere;Poultry Sci.,1974
5. Processed hatchery by-product as an ingredient in poultry rations;Wisman;Poultry Sci.,1964