SUBJECT INDEX 



Acetaldehv de, 251, 291. 

 Acetic acid, 297. 



organic, 17, 93, 227. 259, 263, 297. 



inorganic, 173. 

 a-Acrose, 273. 

 Adipic acid, 265. 

 Aetiophyllin, 357, 363. 

 .^^tioporphyrin, 363. 

 Age of leaves, 149, 155, 174. 

 Agriculture, 24, 51, 55, 59. 

 Alcohol, 25. 



as source of energy, 54, 55, 57. 



from vegetable material, 33, 52, 53. 

 55. 



from waste materials, 55. 



synthetic, 52. 

 Aldo condensation, 263, 2/2. 

 Algae, pigments of, 345. 

 Alkalies, effect of, 173. 

 d-Allose, 276. 

 Amalgams, 299. 

 Amino acids, 297, 312. 

 Ammonium sesquicarbonate, 238. 

 Anesthetics. 



effect of, 89, 171. 

 Anthraquinone — (3 — sulfonate, 238. 

 Apiin, 188. 

 .^piose, 188. 

 d-Arabinose, 196. 

 1-Arabinose, 191. 

 Asymmetric synthesis, 195. 

 Atmosphere. 



composition of, 36, 241. 

 Atmospheric transmission, 28, 29, 32. 



Baeyer theory, 264, 270, 279, 374. 

 Becquerelle effect, 352. 

 Benedict solution, 304. 

 Blackman reaction, 139, 169. 286. 

 Bolographs, 28. 



Bubble counting method, 85, 231. 

 Butyric acid, 297. 



Cacti, 17, 93, 155, 260. 

 Carbamino reaction, 311. 

 Carbohydrates. 



conju sated, 204. 



first formed, 185, 215, 217, 219. 



in leaves, 210. 



transformations of 208, 212, 214, 219, 

 275. 

 Carbon dioxide, 



absorbed by unilluminated leaf, 310. 



absorption by leaf, 67. 



amount absorbed and carbohvdrate 

 formed, 220, 222. 



amount fixed by plants, 50. 



combined in cell, 122. 



concentrated, in carbonate mixtures, 80. 



cycle, 46, 48, 50. 



diffusion, 70, 71, 75. 



diffusion coefficient, 84. 



effect on stomata, 63. 



fertilization. 127. 



from lower organisms, 48, 49. 



from man, 49. 



high concentration, effect of, 17, 96, 129. 



in fresh water, 41. 



in sea-water, 39, 41, 42, 43, 45. 



in soil, 78. 



methods of determining, 246. 



reduction of, 267, 298. 304, 305, 306. 



sources of, 46, 47, 48, 78. 



sources of for photosynthesis, 18, 78. 



varying concentration, 104, 120, 121, 

 124, 125. 



variations of atmospheric, 37. 

 Carbon monoxide, 17, 83, 87, 170, 264, 

 267, 268, 270, 281, 297, 301, 302, 374 

 Carbon suboxide, 170. 

 Carotin, 145, 307, 341, 344, 366. 368. 



amount in leaves, 369, 372, 373. 



physical properties, 353. 

 Cellulose. 



destruction by micro-organisms, 48, 56 

 Chloroform, effect of, 89, 171. 

 Chlorophyll. 



absorption spectra of solns., 118. 



action of acids, 356, 361. 



action of alkalies, 356, 361. 



carbonic acid compound, 283, 285, 371 

 374, 375. 



chemical properties, 354. 



colloidal state, 283, 346, 349, 351, 374, 

 375. 



content of leaves, 145, 368. 



destructive action of light, 144, 158. 



extraction from leaves, 339. 



function of, 183, 369. 



photo-oxidation of, 288, 307, 308, 364, 

 372 



photosensitizer, 289, 333, 353, 370, 371. 



preparations, 307, 308. 



quantitative estimation, 367. 



separation of a and b, 342. 



variation in content. 140, 142, 143, 146, 

 147, 153. 



389 



