34 DAIRY TECHNOLOGY 



The lowest estimate made by the best authorities is that 

 from 2400 to 3200 deaths are caused annually in this coun- 

 try, principally among children, by bovine tubercle bacilli. 

 Most authorities to-day believe this estimate to be too low. 

 Von Behring believes that tubercular cows' milk fed to 

 infants is the chief cause of tuberculosis in man. 



