PRINCIPLES OF FEEDING POULTRY 



the feed unless an abnormal ration is used, but is de- 

 pendent entirely on the individual and its breeding. 



The average hen's egg weighs 2 ounces, making a dozen 

 eggs weigh i l / 2 pounds. In size the egg is about 2.27 

 inches long and 1.72 inches in diameter at the widest point. 

 The first eggs laid by pullets are under the normal size, 

 but the .size increases materially during the first few weeks 

 of laying. Yearlings and older hens lay slightly larger 

 eggs than do pullets. Eggs laid in the spring are slightly 

 heavier than eggs produced at any other season of the 

 year. 



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