1. The amino acid requirements of avian species in Proteins and Amino Acids in Nutrition;Almquist,1948
2. Soybean protein as a source of amino acids for the chick;Almquist;J. Nutrition,1942
3. Safflower seed as an amino acid source for chicks;Kratzer;Poultry Sci.,1947
4. The composition and nutritive value of feeding stuffs, Bulletin 124, Ministry of Agr. and Fisheries;Woodman,1945