' EXPERIMENTAL 

 DAIRY BACTERIOLOGY 



BY 



H. L RUSSELL, PH.D. 

 v 



DEAN OF THE COLLEGE OF AGRICULTURE 

 UNIVERSITY OF WISCONSIN 



AND 



E. G. HASTINGS, M.S. 



ASSISTANT PROFESSOR OF AGRICULTURAL BACTERIOLOGY 

 UNIVERSITY OF WISCONSIN 



9 f THE 



UNIVERSITY 



Of 



GINN AND COMPANY 



BOSTON NEW Y< >KK CHICAGO JXJNDON 



