1. A User's Guide to SAS 76;Barr,1976
2. The requirement of breeding hens for sodium chloride;Burns;Poultry Sci.,1952
3. Salt requirements of poultry;Halpin;Poultry Sci.,1936
4. Nutrient Requirements of Poultry,1977
5. Response of four strains of layers to graded levels of NaCl in corn-soybean meal diets;Njoku;Poultry Sci.,1978