193 



Scenedesmus acutus 



Saccharomyces mycoderma : isolation, III. 

 14; V. 260. 



— maltose assimilation, conditions, III. 

 16. 133. 



— nitrogen nutrition, III. 11, 16, 132, 

 133; V. 232. 234, 260. 



— occurrence, III. 13; V. 260. 



— ureolysis, IV. 91, 92. 



— varieties, III. 11. 

 Saccharomyces orientalis: description and 



occurrence, III. 290, 291. 



— spore forming ability, regeneration, 

 111.290,291. 



Saccharomyces panis, occurrence, III. 



287. 

 Saccharomyces pulcherrimus : atavism, V. 



240,261. 



— chromogen production, influence of 

 iron salts. V. 259, 262, 263. 



— fat production, V. 72, 240-242, 260, 

 261. 



— isolation. V. 240. 241, 259-260. 



— mutation. V. 72. 240-242, 260, 261. 



— occurrence, V. 72, 240, 241. 260. 

 Saccharomyces sphaericus: acetic ester 



production, III. 183-185. 



— acid formation, III. 184. 



— as the conidial form of Chalara po- 

 lymorpha.Ul. 175. 177. 



— cultivation and description. III. 177- 

 186. 



— film formation, influence of tempe- 

 rature and sugar concentration, III. 

 184. 273. 



— indigo enzymes. III. 345, 347-350; 

 IV. 101. 



— influence of zinc, III. 4. 



— occurrence, III. 56, 174, 177. 



— rejuvenation. III. 178. 



— spores, III. 178; IV. 287. 



— variation and transformation, III. 

 174-180-182; IV. 40. 



Saccharomyces tyrocola, occurrence, II. 



351. 

 Saccharomyces uvarum : asporogenous and 



sporogenous form, temperature rela- 



tion, III. 289, 290. 



— asporogenous form, oxygen relation, 

 III. 290. 



— microcellular form. III. 281, 287. 



— spore forming power, regeneration, 

 III. 287. 288. 



Saccharose: see Cane sugar. 

 Saftapfel des Rigi. I. 15. 

 Sagewespe: see Sawfly. 



M. W. Beijerinck, Verzamelde Geschri 



Sake. III. 290. 



Sakwaska. II. 210. 222. 



Salamander. I. 296. 



Salicin, III. 326. 



Saliva, II. 280; III. 134, 139. 153, 343. 



Sap flow: I. 96-98; IV. 345; V. 59. 



— in relation to sympodial structure, II. 

 9. 



Sapin: see Fir. 



Saprophytic cultivation of unicellular 



green Algae, II. 296; III. 293-295; 



IV. 233, 234; V. 288. 

 Saprophytism and mutation. V. 67. 



— parasitism and symbiosis of green and 

 blue Algae. I. U, 12; II. 1. 295. 304- 

 310-314-320; III. 24. 295; IV. 234. 



Sapwood, I. 95. 96, 119. 

 Sarcina: sporogenous, motile, IV. 87, 

 95*-97, 103*. 



— sporogenous, immotile. IV. 96. 



— strict anaerobic fermentation, IV. 

 278-282; V. 11-14. 277. 



— transition into Micrococcus, IV. 281. 



— transitive forms to Bacillus mega- 

 therium. IV. 96. 



Sarcina forms of Azotohacter, IV. 114, 



119, 120. 124*. 

 Sarcina ventriculi: a probable mutant 



from methane Sarcina, V. 34. 



— cellulose walls. slime formation. IV. 

 278; V. 90. 



— enrichment culture, IV. 278, 279; V. 



12. 13, 34. 



— identity with soil sarcina, IV. 281, 

 285; V. 11, 13. 



— lactic acid formation, IV. 279; V. 12. 



— no decomposition of hydrogen pero- 

 xide, II. 285. 



— no production of methane, IV. 279. 



— production of hydrogen, IV. 279; V. 



13, 34. 



— resistance to drying, V. 13. 

 Sarrasin : see Buckwheat. 

 Sauergut: see Yeast, raother yeast. 

 Sauerteig: see Leaven. 



Saule: see Willow. 



Saw fly (Sagewespe, Zaagwesp), I. 29, 

 64; II. 123, 124; VI. 53. ■ 



Scale (Schildluis). III. 162. 



Scatol bacteria, description, III. 304. 

 317-320; IV. 26. 



Scatol production, II. 268; III. 318. 



Scenedesmus acutus: description and nu- 

 trition, 11.295; 111.21,23. 



— influenceof temperature, III. 21. 



ften; Zesde Deel. 13 



