THE BREEDS 



59 



should first of all be divided into (1) the productive and (2) 

 the ornamental breeds. 



The productive breeds are those which are proving them- 

 selves such efficient manufacturers of human food that it is 

 profitable to breed them for that purpose. 



The ornamental or non-productive breeds are those which 

 are inefficient as food producers but are bred more or less 

 because of their general attractiveness or because of some 

 peculiarity. 



Fig. 11 



Silver Spangled Hamburg, an ornamental breed. 



It is also customary to classify the breeds according to 

 the purpose for which their type appears most efficient 

 and for which they are supposedly bred. Thus we have the 

 so-called (1) meat breeds, (2) the general purpose or dual 

 purpose breeds, and (3) the egg breeds. These breed groups 

 conform very closely to the Asiatic, American and English, 

 and Mediterranean classes repectively. Broadly speaking the 

 latter classification is incorrect. Aside from the more or less 

 isolated sections where special market conditions prevail, as 



