DAIRYING 



43 



Plate 25. The New Ideal stall used in the dairy barn of the 

 Purdue Experiment Station is one of the most sanitary of the simple 

 home-made stalls now used. This is made of gas pipes with the ex- 

 ception of the mangers and their partitions, which are of wood. The 

 guides for the chain tie are placed at an angle nearer to each other at 

 the top, which tightens the chain and draws the cow nearer the 

 manger when she lies down, thus preventing entanglement and bring- 

 ing her forward out of her own filth. 



731. The gutters behind the cows are usually about 18 inches 

 wide and 4 inches deep at the shallow end of the row of cows, and 

 6 to 8 inches deep, according to the length of the row at the end to 

 which the gutter drains. 



732. The mangers when made of concrete should be provided 

 with a movable partition which will keep the feed of each cow 

 separate from her neighbor and allow watering in the manger as 

 well as easy cleaning out when the partitions are removed. A 

 convenient size of manger is one about 20 inches wide at the top, 



