540 The Philippine Journal of Science 1920 
EZ. 
7 partsKC! OR/C/ 
T6 ie 
Baci> 
6 parts KCI § fo\ % 
Ee Ae 
<— . * 
1 part KH,PO, 
1 part KH,PO, 
Fic. 1, Diagram for series I, showing culture numbers and osmotic proportions of the 
four salts. 
