1. The effect of energy level of starting and growing rations on the performance of laying hens;Bearse;Poultry Sci.,1950
2. A study of the energy required for maintenance, egg production, and changes in body weight in the domestic hen;Bird;Sci. Agr.,1939
3. Poultry Production;Card,1952
4. Oat grain in laying rations;Duncan;Agr. Gazette New South Wales,1953
5. Composition and productive energy of poultry feeds and rations;Fraps;Texas Agr. Expt. Sta. Bul.,1946