1. A study of certain factors that influence pigmentation in broilers;Day;Poultry Sci.,1958
2. Studies on carotenoid metabolism;Deuel;IV. The effect of vitamin A intake on the carotenoid and vitamin A content of the eggs, liver, blood and body fat of hens. J. Nutrition,1943
3. Influence of high level vitamin A feeding on laying hens;Donovan;Poultry Sci.,1961
4. Multiple range and multiple “ F” tests;Duncan;Biometrics,1955
5. Sewage-grown algae as a feedstuff for chicks;Grau;Poultry Sci.,1957