EXPERIMENTS WITH WHITE RATS 



29 



CHART 9 



Curve indicating average percentages of B. acidoph- 

 ilus appearing in fecal specimens from rats 

 fed on a diet containing maltose 



25 

 20 

 /•5 

 lO 

 5 

 O 



1 



J2isti 



/n oram^ 



Bread /O 

 0eef v5 

 Mo/fose a 



2 4 (> 3 /o 12 /^ 



CHART 10 



Graph indicating average percentages of B. acidoph- 

 ilus in the various parts of the alimentary canal 

 of rats fed on a diet containing maltose 



25 

 Zo 

 16 



JO 



5 

 o 



8 

 «. 



CI 



3 



ft? 



Si 



o 



O 



