The percentage egg production for each month of the year varies ivilh great regularity one year with another, always 

 ■ being lowest during October, November and December, and Ijjghesl during April, .'if ay and June. Obscne the xonderfitl 

 regularity in egg-production of three flocks as shown above 



Fig. 11. Plotted curve showing percentage production of three flocks of fowls in 

 various parts of New York State. Observe the comparative uniformity in pro- 

 duction of each of the flocks for the various months of the year. 



