BUILDINGS 



303 



times to considerable inconvenience. A narrow passage across 

 the piggery at some point, and doors in the partitions between 

 the pens, similar to those shown in Fig. 72, would make 

 it very convenient for changing pigs from one pen to another, 



A 'A. 



/S" 



Fia. 71. Cross section of cement trough, showing arrangement of front ot pen. 



especially when it is necessary to move them to a pen on the 

 opposite side of the feed passage. 



The open shed for the breeding sows provides plenty of exer- 

 cise, and if sufficient bedding is furnished, the sows will thrive 

 much better than if kept closely confined. It has been noted 



