264 AN EGG FARM. 



often had that homemade brooders would answer all 

 purposes operated to limit demand for the bought 

 article and probably somewhat diverted the attention of 

 inventors and manufacturers from perfecting brooders. 

 Be that as it may, the art of artificial hatching lias 



FIG. 145. WATCHING CHICKS AT EXERCISE. 



developed much beyond artificial rearing, and the weak- 

 est point to-day in the artificial system appears in con- 

 nection with brooders, as will be seen in later pages. 

 Neither in hatching nor rearing must conditions be 

 exactly thus and so to a hair's breadth. Considerable 



