INDEX 



357 



Shive, salt nutrition, water culture, etc., 83, 84, 139 



Shoot-pole, л 29 



Shorey, see Schreiner and S. 



Shortening, in growth, 250 



Shreve, Edith В., on saturation deficit, etc., 138. 

 (See also Livingston and S.) 



Shulov, see Prianishnikov and S. 



Sieber, see Nentskli and S. 



Siegert, see Nobbe and S. 



Sieve, tubes, 148 



Silber, see Ciamician and S. 



Silicon, 82. 85, 88, 89, 92, 28s; and lodging of grain, 

 86; in Rochea, 263 



Silver, 82; salts of, decomposed by red light in 

 presence of chlorophyll, 19 



Sinapis (see also mustard), 253, 279 



Sinigrin, 166 



Sisymbrium, 276 



Skinner, see Schreiner, and S.; Schreiner, Reed and 

 S. 



Smirnoff, on respiration and wounding, 213, 222 



Smolenski, on phosphatides, 183. (See also Win- 

 terstein and S.) 



Soda lime, 126 



Sodium, 82, 28s; chloride, III, 118, 121, 124, 158, 

 242, 271; citrate, 271; hydroxide, 108, 109, 

 162; nitrate, 96, 121; phosphate, 91; selcnite, 

 168, 170; sulphate, in; sulphite, 5. 58 



Söhngen, on methane bacteria, 51 



Soil, 92-101; nitrogen, 65-67; nitrification in, 

 67-72; acidity of, 96; bacteria, etc., of, 43, 55, 

 69, 79, 98, 99, 101, 183, 202; action of root ex- 

 cretions on, 1 25, 126; organic matter, 67; oxy- 

 gen of, 198; physiological dryness of, 101; salts 

 in, 93, 273; of moors, 198; sterilized, 72-75, 98; 

 soil science, 101 ; soil sickness, 99, 274; tempera- 

 ture, 254, 274; toxins, 99, 273; moisture and 

 growth, 263 



Solanin, 182 



Solanum, 20, 123, 281 



Soldanella, 253 



Solids, 104 



Solute, no 



Solution, no, 115, 118, 119. 123; soil, 75, 92, ioi, 

 125, 126 



Solvent, 1 10 



Sommer, see Bredig and S. 



Sorby, on chlorophyll, etc., 7 



Sorbose, 31 



Sorbus, 123 



Sörensen, on cell acidity, etc., 189 



Spalding, on traumatropism, 301 



Spallanzani, on spontaneous generation, 52; on 

 sterilization. 53 



Spectrum (see also light), and metabolism, 9, 10, 

 14, 21, 24, 29. 138; and growth, 280, 281, 288 



Sperms, 162, 332 



Sphcerococius, 209 



Spirillum, 259 



Splenic fever, 182 



Spoehr, on photosynthesis, 31; on respiration, etc., 

 212 



Spontaneous generation, 52-54; movements, 316 



Sporangia, bursting of, no 



Sporangiophorcs, 260, 279 



Spree river, 55 



Spruce, 325. 326 



Squash, 253 



Stab cultures, 61 



Slachys, 327 



Stahl, on leaf pigments, 16; on bright-colored 



leaves, 21; on stomata, photosynthesis, starch 



formation and excess of salts. 36; on mycorhiza, 



97; on injurious effects of microorganisms, 98; 



on cobalt-chloride paper, etc., Г36; <>n compass 



plants, 278 

 Stanevich, see Palladin and S. 

 Stanewitsch, see Stanevich. 

 Starch, xxii, 28, 36, 38, 87, 149, 150, 164, 165, 185, 



187, 189, 190, 210, 2il, 271, 272. 284, 335, 336; 



heat of combustion of, 50, 220; hydrolysis of, 



164, 219; in root tubercles, 76; starch grains, 



297. 299; starch sheath, 149 

 Starchy seeds, 190 

 Starling, on hormone action, 329. (See also Bayliss 



and S., Claypon and S.) 

 Statoliths, 297 

 Stebler, on leaf growth, 249 

 Stefan, on diffusion in solution, 124 

 Stegmann, see Winterstein and S. 

 Steiger, see Schulze and S. ; Schulze, S. and Bossard ; 



Schulze, S. and Maxwell. 

 Stems, metabolism, etc., of, 89, 132, 14л. T 47; 



growth, etc., of, 244, 249, 311, 312 

 Stephenson, in anecdote, 32, 33 

 Sterilization, 52-54, 56-58, 291; and disinfection, 



56-58 

 Sterilizer, dry air, 56; steam, 57 

 Stich, on reproduction and wounding, 213 

 Stiles, see Jörgensen and S. 

 Stipa, 264 



Stokes, on chlorophyll. 7 

 Stoklasa, on lecithins, etc., 184; S. and Ernest, on 



root excretions, 126; S., Ernest and Chocensky, 



on glycolytic enzymes, 221; S. and Zdobnicky, 



on photosynthesis without chlorophyll, 31 

 Stoll, see Willstätter and S. 

 Stomata, 35. 36, 105, 107, 108, 109, 130, 136, 264, 



284 

 Storage organs, 327, 328 



Strains (see also traction), in tissues, 251, 302, 318 

 Strasburger, on water transfer, 143 

 Streak culture, 61 

 Streaming, and diffusion, 105, 107 

 Slrelitizia, 29 

 Streptococcus, 209 

 Stress (see also strains, traction;, in tissues. 251; 



in water columns, 146 

 Strontium, 82; nitrate and sulphate, 91 

 Stutzer, on proteins, 157 

 Suberization, 107 

 Sugar, 31, 38, 142, 149, 179. 192, 221, 222, 226. 242, 



270, 284, 299, 300, 330 

 Sugar-cane, 32, 88 



Sulphite bacteria, 52; sulphur bacteria, 49-51 

 Sulphur, 85, 91, 93- 104, 204, 285; circulation of, in 



nature, 231; oxidation of, by bacteria, 49 

 Sundew, 37 

 Sunflower (see also Helianthus), 138, 165, 1S4. 101. 



303. 335, 336 

 Sunlight, 32, 232, 287, 289 

 Surface tension, of gas bubbles in vessels, 144 

 Suschkoff, see Sushkov. 

 Sushkov, see Reinhard and S. 



