THE BROODER OF THE FUTURE. 327 



allowing the birds outdoors only when the weather is 

 just right. Often in winter there will be a short time 

 in the middle of the day when the yard can be used to 

 good advantage, when access to it nights and morn- 

 ings would do more harm than good. In case of snow, 

 paths can be opened by a snow plow and team mov- 

 ing through gates leading from one yard to another, 

 whereas the labor of clearing small single brooder yards 

 by hand is discouraging when one snowfall follows 

 another. 



