24 



quency of acid production from sucrose by the V. P. negative (coli) and 

 V. P. positive (aerogenes) strains isolated from feces and sewage. It 

 will be observed that those V. P. negative forms which are capable of 



TABLE X. ACID-PRODUCTION IN FERMENTABLE SUBSTANCES BY VOGES- 

 PROSKAUER-POSITIVE AND NEGATIVE BACILLI OF COLON GROUP 



flc/ct- Production by Voy&s PrasAauer Pos/fre 

 k^ Bacteria 



