SUBJECT INDEX 



591 



Indoleacetic acid, effect on PS, 343 

 Induction period in PR, 146 



in PS, 35, 207, 313, 326-328 

 Infrared light, photochemical effects, 99- 



100, 514-515 

 Inhibition. See under Photoredudion, 



Photosynthesis, Photoxidation, Respira- 

 tion 

 Inositols, 39-40, 46, 244 

 Intensity adaptation, of algae, 421-422, 425 



of leaves, 423-427 

 Intermediates, of CO2 reduction, 239-280 



of O2 Uberation, 281-299 



of PS, 130, 133, 134, 244, 246, 564 



of R, 563 

 Inulin, 43, 49 

 Iodide ions, effect on PS, 341 



on PO, 511 

 lodoacetyl radical, effect on catalase, 284- 

 285 

 on CO2 uptake by bacteria, 114 

 on CS, PS, and R, 113, 318-319, 342 

 Ions, deficiency and excess effects on PS, 



335-342 

 Iron, bacteria, 112, 116 



in chloroplasts, 376-379, 429 



complexes in PS, 239-240 



effect on Chi, 425, 428-429 

 on PS, 239-240, 317, 338 

 Isoamylamine, Chl-sensitized oxidation, 

 511 



effect on Chi bleaching, 487 

 Isoelectric point of pigment-protein com- 

 plexes, 374, 380, 386, 478 

 Isomerization, of Chi, 403, 458 



energy, 217 

 Isotopes. See also Radio- categories 



of oxygen, participation in PS, 10, 55 



Knallgas bacteria. See Hydrogen bacteria 



iMctaldehyde and lactic acid, in bacterial 

 PR, 108 



as plant food, 261 



in plants, 249, 250, 251, 254 

 Laminae, 361-367 

 Leaves, ash, 194, 372, 376-379 



carotenoids, 413 



Chi, 407^09 



CO2 absorption, 205 



cross section, 357 



dry and frozen, CO2 absorption, 191-195 



dry, O2 Uberation, 61-62 



extracts and mash as catalysts, 62, 63, 

 67, 259 



fractionation, 252-255 



yellow and white, CO2 absorption, 193 

 Lecithin in leaves, 375 

 Leucophyll, 233, 404, 405, 457 

 Light color effect, on Chi bleaching, 496 



on pigment formation, 430^31 



on PO, 531 



on water deficiency phenomena in PS, 

 335 

 Light field, effect on pigments, 403, 423 

 Light injury, 529, 532 

 Light intensity effect, on Chi bleaching, 487, 

 489 



on Chl-sensitized reactions, 519 



on Hill's reaction, 65 



on H2 metabolism of algae, 142-143, 147 



on induction in algae, 146 



on inhibition of PS by poisons and 

 deficiencies, 302, 303, 306, 309, 312, 

 319, 333, 337-339, 341 



on PO, 531, 532 



on PS, 296-298, 526, 531-537 

 Light saturation, of Hill's reaction, 65 



of PR, 145 



of PS, 532, 535 

 Light stimulation, of respiration, 527 

 Lipides, association with pigments, 382, 

 475-476, 537-538 



effect on Chi fluorescence, 392 



occurrence in chloroplasts, 365-367, 

 391-394 

 Lipochromes, 382 

 Lipoids, assay in leaves, 375 



association with pigments, 382 



in chloroplasts and cj^oplasm, 371-376 



in grana and stroma, 361 



protection of Chi, 503 

 Long-lived active products, in Chi in vitro, 

 483-486 

 in vivo, 544-547 



in O2, 514 

 Luminous bacteria, as reagents for O2, 62, 



100, 327 

 Luteal, 415, 416, 470-472, 474 



J 



