Study of Selections fob Size, Shape, and Color of Hens' Eggs 261 



Index 



B/rc/s f^/fh ///e n?e-c7/7 of 



eo-es 7o-r5 . . 



65-70 75-eo III 



Month iBt 2d 3d 4th 5th 6tli 7th 8th 9th >: 10th 11th 



Pig. 34. monthly variation in shape of eggs produced during a period of six 



YEARS 



The figures in parenthesis designate the number of birds available for the respective calculations 



The curve representing the birds having a life mean of 60-65 does not lie entirely within that range 



because the whole six-years data on which the life mean is based is not available in monthly means for 



this chart 



