342 RADIATION BIOLOGY 



Wassink, E. C. (1954) Some remarks on energy relations in photobiological processes. 

 Proc. 1st Intern. Photobiol. Cong., Amsterdam (in press). An extension of 

 some of the items discussed in Wassink (1946a). 



Acknowledgment: The author wishes to thank his collaborator, Dr. J. F. G. M. 

 Wintermans, for assistance in preparing the index. 



