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2. Couch, J R., B. L. Reid, A. A. Camp, W. N. Dan-nenburg and E. E. Rozacky 1955. Distillers dried solubles in the diets of chicks. Proc. 10th Distillers Feed Conference, pp. 47-57.
3. Vitamin B12 APF concentrate, dried whey, fish solubles and liver fraction “L” in the nutrition of the mature fowl;Couch;J. Nutrition,1950
4. Creger, C. R., M. E. Haque and J. R. Couch 1959. Unpublished data, Tex. Agri. Exp. Station, College Station, Texas.
5. An inorganic chick growth response;Dannenburg;Poultry Sci.,1955