78 



Yearbooh of the Department of Agriculture, 1921. 



47,571 

 46,760 

 46,006 

 42,923 

 35,741 

 34,775 

 33,619 

 33,527 

 32,397 

 239,513 



Fig. 90. — Nearly 60 per cent of the registered pure-bred hogs and pig.s are in the 

 Corn Belt. About one-seventh, as with pure-bred beef cattle, are in Iowa. Nearly 

 5 per cent of the swine in the Corn Belt are registered, and 3 per cent in the remainder 

 of the United States. Duroc-Jer.sey hogs constitute 40 per cent of the registered swine 

 in the United States, Poland-China 35 per cent, Chester-White 9 per cent, Hampshire 

 5 per cent, Berkshire 4 per cent, other breeds and unspecified 7 per cent. Iowa leads 

 all States in number of pure-bred Duroc-Jersey, Poland-China, Chester-White, Hampshire 

 and Tamworth ; Indiana in number of spotted Poland-China ; Pennsylvania in Berkshires ; 

 Kansas in Essex ; and Minnesota iii Yorkshires, 



Fig. 91. — Registered pure-bred sheep and lambs are more evenly diffused geograph- 

 ically than pure-bred cattle or swine. A few breeders remain in tjie old centers of 

 production in Vermont and New York ; many more pure-bred 'sheep may be noted in the 

 more recent production areas of Ohio, southwestern Pennsylvania and southern Michi- 

 gan ; but the greatest number is now found in the West, Idaho leading the States with 

 nearly 50,000 registered animals. Shropshires constitute 27 per cent of all registered 

 sheep In the United States, Rombouillet 23 per cent, Merino 14 per cent, Hampshire 

 11 per cent, other breeds and unspecified 25 per cent. The Cotton Belt is the only 

 region in which there are practically no pure-bred sheep. 



