AUTHOR INDEX 2019 



, Geleick, H., and Briese, K.: O2 "gushes" at beginning of bright illumination 



periods, gulps after return to dim light, 1325-1326; enhanced CO2 consumption at 

 beginning of illumination, 1747; dependence of quantum requirement on carbon 

 dioxide concentration, 1944. 



, Krippahl, G., Buchholz, W., and Schroder, W.: Quantum j'ield of thiourea acti- 



nometer, 1528; quantum measurements in steady light, 1948. 



, Krippahl, G., Schroder, W., Buchholz, W., and Theel, E: Photocatalytic effect of 



blue-green light on photosynthesis, 1948, 1951. 



, and Liittgens, N.: Preparation of chloroplast dispersions, 1542; deactivation by 



heat, 1544; deactivation with time, 1546; influence of buffer, 1546; effect of Cl" 

 on efficiency, 1549-1550; quinone as Hill oxidant, 1569-1571 ; maximum utilization 

 of quinone, 1598; pH eff'ect, 1601; dark reactions of chloroplasts, 1606-1607; 

 inhibition of Hill's reaction by o-phenanthroline, not by CO, 1611; inhibition by 

 urethane, 1611; inhibition bj^ octanol, 1612; Hill's reaction in Chlorella, 1617; 

 polyphenol oxidase in chloroplasts, 1747-1748. 



— — and Schocken, V. : Chorophyll-sensitized autoxidation of thiourea, yield and mano- 

 metric use, 1526-1527. 



Warrington, P. M. 5ee Weigl, J. W. 



Wassink, E. C. : Redox potentials in Chlorella suspensions, 1653. See also Katz, E. 



and Katz, E.: Fluorescence curves of Chlorella during induction, 1378, 1386, 1389, 



1395-1396, 1398, 1402. 



, Katz, E., and Dorrestein, R. : Temperature eff'ect on fluorescence in bacteria, 1245. 



and Kersten, J. A. H.: Temperature effect on fluorescence in diatoms, 1245, 1246. 



and Ragetli, W. J. : Paper chromatography of hydrolyzed phycocyanin, 1789. 



, Tjia, J. E., and Wintermans, J. F. G. M.: Light effect on phosphate content in 



suspension of Chlorella, 1703-1704. 



, Vermeulen, D., and Katz, E.: No temperature effect on quantum yield, 1234. 



, Vermeulen, D., Reman, G. H., and Katz, E. : Temperature effect on photosynthesis, 



1237, 1239; temperature effect on fluorescence, 1245. 



Watson, A. N.: Transpiration vs. heat transfer in leaves, 1213. 



Watson, W. F. : Mechanism of chlorophyll sensitized oxidation of phenylhydrazine by 

 methyl red, 1513-1514; Fe'+ reaction with chlorophyll, 1777; effect of phenyl- 

 hydrazine on quenching of chlorophyll fluorescence, 1834. See also Livingston, R. 



and Livingston, R. : Self-qQenching of chlorophyll fluorescence, 1831. 



Waygood, E. R. See Clendenning, K. A. 



and Clendenning, K. A.: Carbonic anhydrase in chloroplasts, 1744; carboxyl- 

 ases, 1745. 



Wayrynen, R. E. : Quantum yield of Hill's reaction, 1967. See also Spikes, J. D. 



Webb, J. L. See Emerson, R. 



Webster, G. C. See Brown, A. H. 



Weier, T. E., and Stocking, C. R. : Origin and development of chloroplasts, 1732. 



Weigl, J. W. : Absorption spectrum of bacteriochlorophyll, 1795, 1806; of bacteriopheo- 

 phytin, 1807. 



and Calvin, M: Use of isotopes for studying relation of respiration to photosyn- 

 thesis, 1926. 



and Livingston, R. : Chlorophyll-sensitized oxidation of deuterated ascorbic acid by 



butter yellow, 1525; deuterium exchange between chlorophyll and D2O, 1525; 

 isotopic exchange between chlorophyll and solvent, 1782; chlorophyll absorption 

 in piperidine, 1801 ; infrared spectra of chlorophylls, 1811. 



, Warrington, P. M., and Calvin, M.: Respiration blocked in light?, 1666; effect of 



cyanide on C( 14)02 fixation, 1902; effect of hydroxylamine on C(14)0j fixation, 



