264 



Earl W. Bf,n.ia.min 



Month Ifit 



2d 



3d 



4th 



5tb 



6th 7th 8th 9th 10th 11th 



Fig. 37. monthly variation in color of eggs produced during a period of six 



YEARS 

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



