WATERING TROUGHS 



445 



Fia. 249. — Farm dipping plant. Tanlc to the left; dripping pen in center, and chute from 

 dripping pen at the right. 



57 In 



-H — M — M — M H — * M — i< — ii — t* »« — « — »< — X — H )( ■ X X — H — ♦< — )f- 



FiG, 250.— A dog-proof fence. (From U. S. D. A. Bulletin 810.) 



unnecessary, as the woolly coat of the lamb gives it sufficient pro- 

 tection in passing between stationary uprights having the sharp 

 corners rounded off (FJg- 347). 



Watering Troughs. — In many cases it is Just as well, or perhaps 

 better, to have the water supplied outside of the bam, for it is 



