349 



Indigo, 124, 187; indigo carmine, 5 



Indigotin, 187 



Indol, 160 



Indoxyl, 187 



Infection, 182 



Infusorial earth, 167 



Ingen-Housz, on "purification" of air by green 

 plants, 2; on respiration, 210 



Inghilleri, on photosynthesis of sorbose, 31 



Injection, of vessels, with mercury, 133 



Inoculation, of cultures, 61; of legumes, with tuber- 

 cle bacteria, 77 



Insectivorous plants, 37 



Integration, of temperature, 256 



Intercellular connections, 124; spaces, in Mimosa 

 pulvinus, 318 



Intermittent stimulation, in geotropism, 29s 



Internal atmosphere, 130; secretions, 298, 329, 

 ЗЗО-331 



Intestinal microorganisms, 56 



Intramolecular respiration, 220-222 



Inula, 165 



Inulase, 165 



Inulin, 165, 336 



Invertase, 165 



Iodine, 15. 28, 36, 58, 82, 112, 164, 230, 300 



Ions, in solutions, 118, 119 



Iraklionoff , see Iraklionov. 



Iraklionov, see Palladin and I. 



Iron, 7, 16, 82, 85, 90-92, 104, 183, 285, 286; 

 tannate, 120; iron bacteria, 52 



Isachenko, on chlorophyll formation, 18 



Isatchenko, see Isachenko. 



Isler, see Willstätter and I. 



Isobutyl alcohol, 213 



Isolation, of bacteria, 43 



Is'oleucin, 160 



Isoprene, 8 



Isosmotic coefficients, 114-119 



Ivanov, L., on proteins and phosphorus, 174, 181; 

 on respiration and phosphates, 214; on zymase 

 and respiration in groand seeds, 224 



Ivanov, N., on acceleration of respiration, 214, 227 



Ivanovskii, on colloidal chlorophyll, 11; on chloro- 

 phyll action, 25; on alcoholic fermentation, 

 203, 204 



Iwanoff, see Ivanov. 



Iwanow, see Ivanov. 



Iwanowski, see Ivanovskii. 



J 



Jaccard, on gas pressure and development, 238 



Jensen, on respiration, 167 



Jerusalem artichoke (see also HelianUius), 324. 325, 



336 

 Jickeli, on relation of vegetative and reproductive 



processes, 333 

 Jodlbauer, see Tappeiner and J. 

 Johannsen, on ether-forcing, 263 

 Jörgensen, A. P. C, on fermentation industry, 44 

 Jörgensen, I., and Stiles, on photosynthesis, 4 

 Jost, on photosynthesis, 4; on ventilation organs, 



132; on etiolation, leaf growth, etc., 284 



Kalkstickstoff. 73 

 Kamienski, on mycorhiza, 97 



Kantor, see Gies and K. 



Karapetoff, see Karapetova. 



Karapetova and Sabashnikova, on protein decom- 

 position, 173 



Karczag, see Neuberg and K. 



Kaserer, on hydrogen absorbing bacteria, SO, 51 



Kations, 189 



Keil, on sulphur bacteria, 51 



Kerb, see Neuberg and K. 



Ketones, 231 



Kieselguhr, 167 



Kiev, 256 



Kihlmann, on soil aridity in far north, 273 



Kinases, 170 



Kinzel, on light and seed germination, 286 



KjeldahPs method for nitrogen determination, 157 



Klebs, on forcing beech, 257; on reproduction in 

 algae and fungi, 300, 331; on reproduction in 

 fungi, 333; on control of floral structure 

 in Sempervivum, 334 



Klement and Renard on microchemical analysis, 90 



Knees, of cypress, 131 



Kniep and Minder, on photosynthesis and wave- 

 length of light, 25 



Knight, L. I., see Crocker and K.; Crocker, K. 

 and Rose. 



Knight, T. A., on geotropism, 293 



Knop, on ash of plants and salt nutrition, 82; on 

 buckwheat without chlorine, 86; K's solution, 

 82, 83; K. and Nobbe, on water-cultures, 82 



Kny, on photosynthesis, 5 



Koch, on lodging of grain, 86 



Kohl, on photosynthesis and light, 5, 25; on carotin, 

 19; on water absorption, transpiration, etc., 

 I35t 138, 267; on calcium salts and silica in 

 plants, 188 



Kolkunoff, see Kolkunov. 



Kolkunov, on photosynthesis and stomata, 36 



Kolkwitz, Pflanzenphysiologie, 5 



Komleff, see Palladin and K. 



Kooper, see Otto and K. 



Koppen, on temperature and growth, 253 



Korsakoff, seeKorsakova. 



Korsakova, on respiration of killed yeast, 170; on 

 cell lipoids, 185 



Korsakowa, see Korsakova. 



Kosinski, on respiration of Aspergillus. 212 



Kossel, on protamines, 163; on chemistry of cell, 

 184 



Kossovich, on ammonium salts as nitrogen source, 

 72; on nitrogen fixation by legumes, 77 



Kossowitsch, see Kossovich. 



Kostychev, on soil microorganisms. 67; on anaerobic 

 respiration of moulds, 87. 208, 222; on alcoholic 

 fermentation, 206; on respiration, 222; K. and 

 Hubbenet, on yeast fermentation, 226. (See 

 also Palladin and K.) 



Kostytschew, see Kostychev. 



Kovchoff, see Kovshov. 



Kovshov, on protein decomposition, 174; on wound- 

 ing and protein formation, 180; on nucleopro- 

 teins, 181 



Krabbe, see Seh wendener and K. 



Krascheninnikoff, see Krasheninnikov. 



Krasheninnikov, on photosynthesis ami dry-weight 

 increase, 32, 33; on non-assimilation of carbon 

 monoxide, 36 



