1. Effect of intake and source of protein on laying performance of seven strains under single and double cage housing;Aitken;Poultry Sci.,1973
2. Effect of storage time temperature and age on egg quality in free range layer hens;Akyurek;J. Anim. Vet. Adv.,2009
3. Influence of protein rearing regimens and age on egg quality characteristics of Baladi and Leghorn Laying Hens;Alsobayel;J. King Saud Univ., Agric.,1991
4. Effect of Salicornia Bigelovii Torr Meal and age on egg quality characteristics of Baladi and Leghorn Laying Hens;Alsobayel;J. King Saud Univ., Agric. Sci.,2003
5. Shell characteristics of eggs from historic strains of single comb white leghorn chickens and the relationship of egg shape to shell strength;Anderson;J. Poultry Sci.,2004