100 



LORANDE LOSS WOODRUFF. 



interpreted as an increase in the available food supply of the 

 organisms or as a substitute therefor. Any increase in the number 

 of bacteria in the alcohol cultures due to an effect of alcohol on 

 the reproduction of the bacteria can, I believe, be disregarded 



M •« 



u 



'O — — 



U -3 



+ + 



3 — .3 



■^ O 



+ 



because the control cultures show that bacteria develop in the 

 freshly made hay infusion far more rapidly than they are con- 

 sumed by the animals under the conditions of the experiment. 

 If it be assumed that alcohol serves in a limited sense as a food 



