INDEX TO ORGANIC SUBSTRATES 



formic ac. Ho, lactic ac, 

 succinic ac 



acetic ac, CO2, ethyl ale, 

 formic ac, H2, lactic ac, 

 succinic ac. 



acetic ac, CO2, ethyl ale 

 formic ac, lactic ac, suc- 

 cinic ac. 



acetic ac, CO2, ethyl ale, H2, 

 lactic ac, succinic ac 



Scheffer, 1928 



B. coli communis 

 Grey, 1920 



B. cloacae, B. coli, 

 B. lactis aerogenes 

 Thompson, 191 2 



B. coli communis 

 Harden, 1901 



