TYPES AND MARKET CLASSES OF LIVE STOCK 



341 



for market in quick time and at low cost. This quality is pos- 

 sessed in greatest degree by hogs descended from breeding stock 

 of large size that are broad backed, deep, full-made, and not 

 too long of body and legs. Some hogs will grow big enough 

 and weigh well for their age, but, lacking the proper form, they 

 do not fatten readily and cannot be finished at desired market 

 weights. 



5. A low back is a bad fault in a breeding animal. It is 

 a weakness which is as liable to be transmitted to offspring as 

 any other good or bad quality. The boar should stand on 



Fig. 106. Good Type in the Breeding Boar. 



Chester White boar, Champion at the Iowa State Fair in 1913. 

 by Mr. A. B. Somerville, Monroe, la. 



Owned 



large, strong bone, this being one evidence of masculinity, but 

 extremely large, rough bone, covered with a thick, puffy skin is 

 undesirable, indicating coarseness. The breeding sow should 

 show greater refinement of bone than the boar, yet it should be 

 amply sufficient to sustain not only her weight but also the added 

 weight imposed by pregnancy and large litters. Fine shank 

 bones are not objectionable because they are liable to be frac- 

 tured by the weight of the sow, but because extremely fine bone 

 is associated with small, weak tendons and ligaments which 

 permit the pastern to drop down and the toes to spread apart, 



