1. The effect of feeding proteins in different amounts and of different origin on hatchability, fertility and egg yield in hens of different ages (trans, title);Albrecht;Archiv Für Geflugelkünde.,1931
2. Growth of chick embryo in relation to its food supply;Byerly;Jour. Exp. Biol.,1932
3. Statistical methods for research workers;Fisher;Oliver and Boyd, Edinburgh.,1930
4. Some factors affecting the weight of egg in domestic fowls;Graham;Sci. Agric.,1932
5. The influence of rations on the annual egg weight of pullets;Henderson;Poul. Sci.,1937