SUBJECT INDEX 



Water decomposition, as primary photo- X 



process in PS and PR, 155-157, X-rays, effect on Chi, 403 

 168-169,451 on CO., 83 



sensitized, 71-74, 76, 78 



in ultraviolet light, 71 ^ 



Water oxidation, as dark reaction in PS, 

 158, 163 

 photochemical, 69-78, 543 

 as primary photoprocess in PS and PR, 

 155-157, 161, 168 

 Water reduction, photochemical, 81, 272 

 Waxes in leaves, 375 

 Wound hormones, effect on PS, 343 



599 



Yellow dyes, reaction with Chi, 505 

 YeUow leaves, pigments, 401 



Zeaxanthol, 414, 415, 472 



Zinc compounds, effect on PS, 341 



sensitization of H2O decomposition, 72, 

 78 



