LIGHT CURVES OF FLUORESCENCE 



1065 



INCIDENT INTENSITY, erg/cm^ sec 



Fig. 28.48. Effect of />H on fluorescence of Chrornatium (after Wassink, Katz 

 and Dorrestein 1942). 5% CO2, 29° C. 



120 



110 



o not inhibited 



A 005 ml 60% urethon/ml 6. 



I 



V 1.6 X 10"* 



INTENSITY, erg/cm^ sec 



Fig. 28.49. Influence of ethylurethan on fluorescence of 

 chlorophyll in suspension of Chlorella (after Wassink, Ver- 

 meulen, Reman and Katz 1938). 



