1. Studies on the influence of the rate of changes in ambient temperature on production traits and mortality of laying pullets;Campos,1958
2. The effect of mineral supplements on interior egg quality;Card;Poultry Sci.,1935
3. Studies with laying hens;Combs;Proc. Univ. of Md. 1958 Nutr. Conf. for Feed Manufacturers,1958
4. The effect of different cereals on feed efficiency, egg quality and shell thickness;Griminger;Poultry Sci.,1954
5. The influence of energy source, energy-fiber concentration and protein source of the diet on certain egg quality characteristics;Mueller;Poultry Sci.,1956