176 



MAKING POULTRY PAY 



generate much heat and make the room very warm, 

 especially when the outside temperature is high. Fig- 

 ure 71 shows a good type of incubator cellar used by 

 eastern Massachusetts poultrymen. 



Mixed Eggs in an Incubator — Better results will 

 be obtained by hatching the eggs of each breed sep- 

 arately, for this reason: Leghorn eggs, for instance. 





FIG. 71 — MODERN INCUBATOR CELLAR 



hatch rather more promptly, perhaps half a day earlier 

 than Wyandotte or Plymouth Rock eggs, and the 

 changed conditions within the tgg chamber of the 

 Leghorn chicks being there, would be a handicap for 

 the Wyandotte and Plymouth Rock eggs. The same 

 would apply to putting Brahma or Cochin egg'f in an 

 incubator with Wyandottes or Plymouth Rocks. We 



