Carbon Assimilation. 
145 
general account of the apparatus and method used. Isolated leaves 
of Cherry Laurel (.Primus laurocerasus var. rotundifolia) were used 
in most experiments, while for some, leaves of Helianthus tnberosus 
were employed. The leaves were carefully selected and after 
ajnuiui uad -3>j jad uagAxo -O'O 
Temperature. 
Fig. 7. Temperature metabolism curve of a fish compared with van’t Hoff curves. (After Krogh). 
