348 



THE HORSE 



friction of the sole 

 of the plow. (Fig. 

 94.) The bent line 

 of draft tends, of 

 course, to raise the 

 plow out of the 

 ground, but this is 

 overcome by giving 

 the point of the 

 plow a little more 

 | pitch. It is often 

 observed by farm- 

 | ers that tall horses 

 appear to plow with 

 less effort than low 

 ones. This is no 

 doubt a fact, since 

 the line of draft is 

 bent more by the 

 tall horses than by 

 the low ones. 

 Horsemen all know 

 that teams are 

 most efficient in 

 moving heavy loads 

 when hitched close 

 to them. The rea- 

 sons for this may 

 be found in the 

 greater bend of the 

 line of draft and in 



