The testing of methods for cracking egg shells, based on paired readings from individual eggs and the measurement of some effects of various treatments

References

• Almquist , H. J. and Burmester , B. R. 1934 . Characteristics of an abnormal type of egg shell. . Poultry Sci. , 13 : 116 – 122 .
   Google Scholar
• Godfrey , G. F. 1949 . Shell colour as a measure of egg shell quality. . Poultry Sci. , 28 : 150 – 151 .
   Web of Science ®Google Scholar
• Tyler , C. 1956 . Studies on egg shells. VII. Some aspects of structure as shown by plastic models. . J. Sci. Fd Agric. , 7 : 483 – 493 .
   Google Scholar
• Tyler , G. 1961a . Shell strength: its measurement and its relationship to other factors. . Brit. Poultry Sci. , 2 : 3 – 19 .
   Google Scholar
• Tyler , C. 1961b . Studies on egg shells. XVI. Variations in shell thickness over different parts of the same shell. . J. Sci. Fd Agric. , 12 : 459 – 470 .
   Web of Science ®Google Scholar
• Tyler , C. 1961c . Studies on egg shells. XVII. Variations in membrane thickness and in true shell nitrogen over different parts of the same shell. . J. Sci. Fd Agric. , 12 : 470 – 475 .
   Google Scholar
• Tyler , C. and Geake , F. H. 1953 . Studies on egg shells. I. The determination of membrane‐, pore‐and matrix protein. . J. Sci. Fd Agric. , 4 : 261 – 266 .
   Google Scholar
• Tyler , C. and Geake , F. H. 1963 . A study of various impact and crushing methods used for measuring shell strength. . Brit. Poultry Sci. , 4 : 49 – 61 .
   Google Scholar
• Tyler , C. and Geake , F. H. 1964 . Egg shell strength and its relationship to thickness, with particular reference to individuality in the domestic hen. . Brit. Poultry Sci. , 5 : 3 – 18 .
   Google Scholar