THE MANAGEMENT OF STOCK 269 



to the barns in the crops. The ease with which 

 a farm may be maintained on a high plane of 

 productiveness when animals are made promi- 

 nent, and the difficulty of maintaining high 

 productivity when they are wanting, should 

 emphasize the part which the animal plays in 

 securing the best results. 



4. The Care of Stock 

 4a. Housing 



501. Every effort should be exerted to make 

 the animals comfortable. Otherwise, they cannot 

 do their best. Animals, like people, are most 

 useful when they are happy. Provide them 

 good quarters. As to the style and kind of 

 barns, it matters little so long as the desired 

 results are secured. 



502. Animals need much air. A single cow 

 requires in twenty-four hours 3,125 cubic feet; 

 that is, all of the air which would be contained 

 in a box -stall about 18 feet by 17% feet by 10 

 feet, if she has a full supply. As a matter of 

 practice, however, a cow is allowed about 400 

 cubic feet of air. Twice as much air space 

 should be provided in the horse stable as in the 

 cow stable. 



503. In the barn, free circulation of air is 

 restricted ; therefore, provision should be made 

 for ventilation. Large amounts of air introduced 



