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 piilcherrimus: 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, III. 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 Gcschri 



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. 11, 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 Azotobacter, 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, mother 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, II. 295; III. 21, 23. 



- influence of temperature, III. 21. 



ften; Zesde Deel. 13 



