CHARACTERISTICS OF BREEDS 148 
be made to taste strongly of some particular 
food the hens eat, such as onions. 
Eggs to be marketed fairly, should be sold 
by weight as they vary greatly in size, some 
running as high as 314% ounces to the dozen. 
Others are offered for sale weighing 20 and 
22 ounces. The food value would not vary as 
much as this for the reason that the yolk in 
medium sized eggs is nearly the same size as 
the yolk in larger eggs, the extra size being 
made up of white which is four fifths water, 
while the yolk is rich in fat, iron and lime 
salts. 
