2:;g 



POUirUY PRODUCTION 



The first brooder was kept very warm, having an average 

 hover temperature of 112° for the first twenty-eight days. 

 The mortality was 42 per cent. Tlie second brooder was 

 cooler, liaving an average temperature of 104°, but the 



Larj^o colony brooder with ho\'er raiaed. (Court<.\s>' of ixau^as .Vyricullural 

 Experiment Station.) 



variations in temperature were extreme, varying from SG° 

 to 120° In this brooder the percentage of mortality was 

 GS. 'llie third brooder was started at 100° and graduallv 

 reduced to a temperature of S5° at the end of t\\ enty-eight 



