SUBJECT INDEX 



391 



Gas analytical methods, 236. 

 Gaseous exchange. 



path of, 

 in aquatic plants, 62, 79. 



in land plants, 62, 64. 

 Gaseous exchange and stomatic ratio, 65 

 Gas satnples, 242. 

 Glaucophvllin, 357, 361. 

 d-Glucose, 195, 201, 275. 



conversion to fructose, 219, 274. 



constitution, 264, 266. 



methods of •identification, 202. 

 Glucuronic acid, 191, 202, 280. 

 d-Glutose, 195, 274, 275. 

 Glyceric acid, 264. 

 Glyceric aldehyde, 187, 273. 

 Glycerine, 297. 

 Glycocoll, 290, 297. 

 Glycogen, 298. 

 Glycol, 297. 



Glycollic acid, 261, 263. 

 Glycollic aldehyde, 93, 187, 261, 273, 280. 



281, 285, 291, 301. 

 Glyoxal, 261. 



Glyoxylic acid, 261, 264, 265, 281, 291, 

 292. 



Half leaf method, 219, 221, 252, 325. 



Heat of combustion, 221, 235. 325. 



Hemin, 365. 



Hemoglobin, 230, 267, 363, 374. 



Hemoporphyrin, 365. 



Heptoses, 204. 



Hexane, 264. 



Hexoses, 194. 



analyses of, 200. 

 a-(3 Hexylene aldehyde, 292. 

 Humus theory, 18. 

 Hydrocarbons, 84, 87. 

 Hydrocyanic acid, 169, 173, 180. 

 Hydrogen, 87, 162, 164, 268, 269. 

 Hydrogen peroxide, 223, 270, 287, 301, 



307, 333. 

 Hydro-electric power, 25. 

 Hydroxypyruvic acid, 261. 



Inanition, 163. 



Indicator method, 251. 



Inositol, 203. 



Internal factor, 102, 116. 140, 143, 148, 



150. 152, 161. 

 Inulin, 203, 208. 

 Iodine, 173. 

 Ionized air, 175. 

 Iron, role of, 151. 

 d-Isorhamnose, 194. 



Ketene, 170. 



Lactic acid, 261, 297. 

 Land .\reas. 

 aralile, 58. 

 d-Latose, 276. 



Leaf area cutter, 254. 



Leaf containers, 249. 



Leuco bases, 228. 



Levo-sugars, 196. 



Licbig's theory, 260, 261, 298. 



Light. 



absorption by water, 113. 



effect of different wave lengths, 108, 

 110, 112, 117. 



infra red. 111, 117. 



intermittent, 118. 



varying intensitv, 104, 105, 117, 124, 

 125. 



weak, 100. 

 Light filters, 110, 112. 

 "Light" plants, 102, 103, 115, 142. 

 Limiting factors, principle of, 95, 120. 

 Luminous bacteria, 229. 

 1-Lyxose, 194. 



Malachite green, 304, 305. 

 Malic acid, 261, 292, 297. 

 Malonic acid, 261. 

 .Maltose, 205. 

 Mandelic nitrile, 198. 

 Mannitol, 264. 

 d-Mannoketoheptose, 204. 

 d-Mannose, 195, 202, 275. 

 Melicitose, 203, 205. 

 Mercury, 172. 

 Mesoxalic acid, 264, 265. 

 Methane, 162, 269. 

 Methylal, 294. 

 Methyl alcohol, 297. 

 Methylchlorophyllid a, 359. 

 Methylchlorophyllid b, 359. 

 Methylenitan, 265, 280. 

 Methyl pentoses, 194. 



methods of identification, 194. 

 Methylphsophorbid a, 351. 

 Mineral nutrients, 172. 

 Minimum, law of, 97, 105. 

 IMolisch reaction, 200, 201. 

 Moloxide, 281. 

 Motile bacteria, 229. 

 Mt. Katmai, 29. 

 Mt. Whitney. 27, 29. 

 ^It. Wilson, 27, 29. 



Naphthoresorcin, 191. 

 Narcotics, 171. 

 Nitrogen, 162. 



Optical absorption, 328. 

 Orcin reaction, 190. 

 Organic chemistry, 19, 256. 

 Osmotic pressure, 156, 159. 



Ostwald's theory, 289. 



Oxalic acid, 261, 263. 266. 292, 297. 

 Oxonium compounds, 263. 

 Oxygen. 



absorbents, 236. 



diffusion coefficient, 84. 



