1. Adolph, E. F. 1943. Physiological Regulations. p. 134. Jacques Cattell Press, Lancaster, Pennsylvania.
2. The reaction of growing chicks to diets varying in sodium chloride content;Barlow;Poultry Sci.,1948
3. Temperature and its effect on egg size in the domestic fowl;Bennion;Poultry Sci.,1933
4. 57th Annual Report of the Pennsylvania Agr;Callenbach;Exp. Sta. Bull.,1944
5. The problem of moisture in poultry house litter;Charles;New Hampshire Exp. Sta. Bull.,1942