35< 



Krasnosselskaia, on respiration enzymes and 



wounding, 226 

 Krasnosselsky, see Krasnosselskaia; also Walther 



et al. 

 Kraus, G., on chlorophyll, 6; on starch formation 



in algae, 28; on water distribution in plants, 



189; on heat of respiration, 218 

 Kreusler, on photosynthesis and respiration, 26; 



on photosynthesis and temperature, 35 

 Kühne's dialyzer, 159 



Kuijper, on temperature and respiration, 210 

 Küster, on culture of microorganisms, 56 

 Kutscher, see Ackermann and K.; Engeland and K. 



Laage, on light and leaf form, 286 



Laccase, 143 



Laccol, 166 



Lacquer, 223 



Lactic acid bacteria and fermentation, 59, 209 



Lactose, 38, 202, 209 



Lactuca, 278 



Lafar, Technical mycology, 201 



Lane-Claypon, on correlation and hormones, 330 



Langley, on light and vision, 22 



Längstem, on formation of carbohydrate from 

 protein, 185 



Larix, 27, 289 



Laskovski, see Liaskovskii. 



Latex, 166 



Liaskovskii, on chemistry of seed germination, 

 191, 217 



Laihyrus, 9, 165 



Latitude, and light requirement, 175 



Laurent, on denitrifying microorganisms, 79 



Lauterborn, on sulphur bacteria, 51 



Lavoisier, on mass conservation, xxvii 



Lawes and Gilbert, on nitrogen fertilizer problems, 

 73 



Lawrence, see Harris and L. 



Lead, 82; acetate, 177 



Leaves, metabolism of, 16, 21, 33, 77, 89, 108, 130, 

 132, 137, 138, 143. 165. 178, 181, 265. 271; 

 form of, 260, 265, 284, 286, 301, 302, 313; re- 

 sponses of, 249, 276-278, 290, 295, 299, 316, 

 317. 320; leaf-mould, 67 



Lebedeff, see Lebedev. 



Lebedev, on hydrogen bacteria, 50; of zymase, 

 167; L's dried yeast, 208. See also Nabokikh 

 and L. 



Lebedew, see Lebedev. 



Lechartier and Bellamy, on respiration of fruits, 221 

 Lecithin, 174, 177, 184 



Leek, 179, 180, 226 



Leeuwenhoek, inventor of microscope, 52 



Leguminosce, Ti~Tj, 191 



Legumelin, 158 



Legumes, 75, 171, 175 



Legumin, 158, 159 



Lengerkin, on tendrils, 312 



Lenticels, 105, 106, 130 



Lepidium (see also cress), 98, 253, 270 



Leptome, 149 



Lesage, on chlorophyll formation, 17 



Leucin, 160, 161, 166, 171-173, 175, i"6 



Leucophyll, 17 



Leucoplasts, 154, 185 

 Leucosin, 158 



Levshin on light and respiration in fungi, 212 

 Liaskovskii, on respiration and water, 191, 217, 218 

 Lichtgenuss, 286, 287 



Lidforss, on chemotropism of pollen tubes, 334 

 Liebermann's reaction, 156 

 Lieffrauenberg, 65 

 Liebig, on ash analyses, 88 

 Lieske, on iron bacteria, 52 



Light (see also energy, spectrum), 15, 23, 26, 27, 

 186, 290; and metabolism, 14, 15, 19, 22, 23, 

 25-27, 29, 31, 33, 34, 38, 83, 86, 138, 171, 178, 

 179. 18т, 188-190, 210-212, 284-286, 288, 291, 

 292; responses to, 275-277, 279, 281-284, 286, 

 289, 291, 330-332; light requirement, 27, 289, 

 290; decomposition of carbon dioxide influ- 

 enced by light, 21-28; growth and configura- 

 tion influenced by light, 274-292 

 Ligustrum, 36, 221 

 Likiernik, see Schulze and L. 

 Lilac, 165, 262, 263 

 LiliacecB, 251 



Lime (see also calcium), 71, 98, 101 

 Lime-nitrogen, 72 



Lind, on penetration of fungi into stone, etc., 126 

 Lindau, see Haselhoff and L. 

 Linden (see also Tilia), 32, 257 

 Lindner, on yeast and fermentation, 44, 205 

 Linsbauer, see Gräfe and L. 

 Lipase, 166, 168 

 Lipins, 183 

 Lipoids, 184, 185; lipoids and phosphatides, 183- 



185; lipoid-proteins, 184 

 Liquids, 104 



Liro, on chlorophyll formation, 14, 18 

 Lister, on lactic fermentation, etc., 59 

 Lithium, 82 

 Lithospermum, 86 



Liubimenko, on light and seed development, 14; on 

 ombrophilous, etc., plants, 26; on dry weight, 

 chlorophyll production and light intensity. 26; 

 on photosynthesis and amount of chlorophyll, 

 26, 34, 35; on light and assimilation of organic 

 substances, 38. (See also Monteverde and L.) 

 Livingston, on physiological action of distilled 

 water, 93; on toxins in soil, 83, 99; on bog 

 water, 101; diffusion and osmotic pressure, 109; 

 on osmotic pressures of cells, 123; on foliar 

 resistance to transpiration, 136, 137; on at- 

 mometry, 137; on integration of temperature 

 values, 256; L., Britten and Reid, on toxins in 

 soils 99; L. and Brown, on foliar water-con- 

 tent, 138; L. and Hawkins, on water relations, 

 272; L. and E. B. Shreve, on cobalt-chloride 

 method, 137; L. and Forrest Shreve, on climate 

 and plant distribution, 256 (See also Pulling 

 and L.) 

 Lloyd, on foliar water content, 138 

 Lob, supporting Baeyer's hypothesis of photosyn- 

 thesis, 30, 31 

 Lochinovskaia, see Palladin, Sabanin and L. 

 Lodging, of grain, 86 



Loeb, Dynamics of living matter, 168; organism as 

 a whole, 334; on regeneration, etc., in Bryophyl- 

 lum, 334 

 Loew, on liming soils, 85; on catalytic oxidation, 199 



