SWINE MANAGEMENT 157 



Pens and inclosures. — It is a lack of pens and in- 

 closures on many farms that hinders many from raising 

 hogs. What we want in the way of pens is something 

 that is satisfactory yet cheap. In lot construction the 

 materials to be used will depend on several factors and 

 conditions. Board fences are sometimes advisable, but 



A-type of individual farrowing houses in use on farm of F. W. 

 Clew, near New Orleans, La. 



under most conditions a wire fence with wooden posts 

 will be most economical. Around the hog houses, es- 

 pecially if the houses are permanent, a permanent system 

 of lots should be constructed. If the houses are portable, 

 a portable fence may also be used to advantage. The 

 pens and inclosures should be arranged according to the 

 hog house or houses, according to the water supply and 

 according to the grazing patches. In the arrangement 

 and location of lots each farm offers a special problem in 

 itself. 



Fencing materials. — In the permanent or stationary 

 fences posts are used. These may be of several kinds of 

 wood, of cement, steel or of rock. The material of the 

 fence itself may be the same in the case of portable or 

 drift fences as in the stationary fence. Boards are the 



