540 



Bulletin 282. 



allowing the chicks to run into the yards, though they were not forced 

 outside the house if not inclined to go. After the second w^eek, the 

 hover temperature was gradually reduced, the fire being put out during 

 the day, after the third week, if the weather w^as very warm. 



Cost of brooding 



The amount of coal used during the six weeks of brooding was 1,345 

 pounds, costing $3.68. The cost of labor was $0.57. The average 

 temperature w^as 87 degrees F. under the hover, 73 degrees in the 

 house and 67 degrees outside. 



Fig. 167. — View of brooder-house and yards in which the chicks were reared 



Table 2. — Cost of Fuel and Labor of Brooding 



The pens were cleaned at the end of the first week, and after that 

 twice a week throughout the experiment. All the water dishes were 

 washed once a day and scalded or disinfected once a week. The food 

 dishes were w-ell cleaned and disinfected before being used, and were 

 cleaned often enough to prevent contamination of the food. 



