G. MCGUIRE AND K. G. FALK 

 TABLE I — Concluded. 



221 



Table II shows the ratios of the changes in the juice to the actions 

 on the added starch, with the latter taken as unity, at the different 

 hydrogen ion concentrations. 



TABLE II. 

 Ratios of Changes in Juice to Actions on Added Starch (as Unity). 



In addition to the results shown in Tables I and II, some work 

 may be mentioned without entering into detail. In order to deter- 

 mine whether an excess of substrate was present in the juice itself, 



