228 



INDEX 



Li, 100 



Liebig, J. Von, 197 

 light quanta, see photons 

 light-waves, 17, 18 

 Linneus, 12 

 Lippmann, G., 180 

 luminosity factor, 25 

 luminous phase, 177, 178-180 

 Lundegard, 95, 180 



MACINTOSH apples, reddening of, 



86 

 Malpighi, M., 151, 152 

 Malthus, Thomas R., 215, 216 

 Mangin, Bonnier and, 154 

 Maquenne, 155, 157 

 Maxwell, J. C, 18 

 Mott, N. F., Gurney, R. W. and, 



124-131 



NERNST, W., 107 



OCHOA, s., 185, 191 

 oxidation-reduction, 175-177, 213 



PHOSPHORESCENCE, 107 



photometric units, 28, 29 

 photons or light quanta, 18-20, 77, 



106-109, 111, 113, 121, 122 

 photosynthesis, efficiency of, 109- 



113 

 photosynthetic quotient, 154, 155 

 Planck's constant, /i, 19 

 plankton, 15 

 Pohl, Gudden and, 124 

 point of compensation, 90, 99, 200 

 Popp, 84, 85 

 Priestley, J., 152 



RABINOVITCH, E. I., 119, 120 



radiations, effect on photosynthesis, 



95-98 

 reflection factor, 47 et seq. 

 respiration, 90, 112, 153-155, 172- 



175 

 respiratory quotient, 154, 155 

 Rieke, 111 

 Roux and Husson, 168 



SACHS, 153, 195 



Saussure, Theodore de, 153 



Schloesing, 155 



Schmucker, 111 



Senebier, J., 153 



Seybold, 52 



shade plants, 90, 91 



Sheppard, 128 



Sierp, 80, 81 



Simonis, 167 



Smith, J. H., 193 



Smithsonian Institute (U.S.A.), 93, 



96 

 solar constant, 34-36 

 solar radiation, absorption of, 

 37 et seq. 



— composition of, 25-28 



— diffused, 46 



— molecular diffusion of, 38, 39 

 Stewart, Arthur and, 65, 66 

 Stoll, A., Willstatter, R. and, 117, 



155,199,205 

 sun plants, 90, 91 



TEMPERATURE, influence on photo- 

 synthesis, 94, 95, 203 

 Thielmann, Ivanoff and, 82 

 transmission factor, 47 et seq. 

 transpiration, 63-68, 80-83 



VAN HELMONT, 151 



Verduin, 207 



WARBURG, 100, 101, 110-112, 



172, 196 

 Warner, Klein and, 102 

 Webb, 128 



Werkman, Wood and, 179, 186-188 

 Wieland, 172 

 Willstatter, R., 117, 155, 160, 199, 



205 

 Wood and Werkman, 179, 186-188 

 Wurmser, R., 110, 118, 119 



XANTHOPHYLL, 160, 163, 165 

 ZSCHEILE, 201 



