24 FARM APPLIANCES. 



prevent leakage. Good tar, applied hot, will answer the 

 same purpose. Some farmers paint the entire trough 

 with hot pitch or tar, which acts as a preservative. 



A PROTECTED TROUGH. 



Pouring the slop into a trough, with forty hogs crowd- 

 ing and squealing about, is behind the times. When the 



Fig. 21. DEVICE FOB FEEDING HOGS. 



slop is thrown into a trough, which passes through the 

 fence to that from which the hogs drink, the stronger 

 ones will crowd together at the conducting trough and 

 get most of the slop. And about every other day a 

 new conducting trough must be made, as the hogs will 

 break it up in crowding for the slop. If it is made to 

 terminate so high that they will not do this, when the 

 slop is poured in, the biggest hog will get directly under 

 it, and the slop, striking on his head and shoulders, will 

 be deflected off to the ground. These evils are avoided 

 by having a separate pen for the trough, filling it, and 

 then letting the hogs in. But it costs something to have 



