155 



Biological Science 



Bacteriological laboratory of the Poly- 

 technische School, III. 233. 

 Bacteriology : III. 154-172; VI. 75, 79. 



— historical notes, V. 119-127-140. 

 Bacteriophage, VI. 18, 19. 

 Bacterium calcoaceticum: enrichment cul- 

 ture, V. 2, 37. 



— formation of protocatechuic acid from 

 quinic acid, V. 1-3, 9. 



Bacterium coli, slime formation, VI. 5. 

 Bacterium denitrificans: autotrophism 

 and heterotrophism, V. 281, 286, 287. 



— description, V. 283, 286. 



— enrichment culture, V. 282, 283. 

 Bacterium prodigiosum: alkali produc- 

 tion, IV. 333; V. 42. 



— atavism, IV. 335, 338-340; V. 38, 39, 

 46-48, 49, 51, 85. 



— modification and variation, influence 

 of temperature, II. 344; IV. 333, 337, 

 338: V. 35, 58, 76; VI. 62. 



— mutation and variation, influence of 

 respiration conditions, IV. 333-335, 

 336, 337; V. 42-44, 47, 50. 



— temporarily colourless forms, IV. 338; 

 V. 35, 76. 



Bacterium prodigiosum viscosum, slimy 

 wall substances. IV. 336-338; V. 39, 

 43, 44, 47, 82, 255. 



Bacterium stutzeri: description, V. 285, 

 286. 



— enrichment culture, V. 282, 283. 



— heterotrophic form, V. 281, 285-287. 



— physiology of, IV. 208, 352; V. 283, 

 285, 287. 



— pure culture, V. 285-287. 

 Bacterium termo, diagnosis and occurren- 



ce, III. 247, 248. 

 Bacterium xylinum, conversion of cane 

 sugar, III. 274; V. 236, 237. 



— conversion of mannitol and sorbitol, 

 V. 236, 237. 



— films, III. 273, 274; V. 90, 236, 237. 



— oxidation processes, V. 236, 237. 

 Bacteroid forms of luminous bacteria, II. 



166, 170, 198. 

 Bacteroid tissue, II. 159-160-177, 182, 



186*, 187*; IV. 259, 265*; VI. 12. 

 Bacteroids, II. 155, 159-162, 166, 168- 



170, 172, 174, 177-179, 186*, 187*, 



198, 344; III. 50-53; IV. 259, 265*; V. 



266, 269; VI. 58, 63-64*-65, 70. 



— compared with Zoochlorellae, II. 305, 

 312. 



— resemblance with Pasteuriaceae.Vl.bA. 



Bacteroids, reviving, II. 176-179. 



— vesicle shaped, II. 159-161, 179, 

 187*; III. 50; IV. 259, see also: Root 

 nodules, exhaustion by bacteria. 



Balsamine, I. 372. 



Bamboo, I. 83. 



Bara, I. 346. 



Bark, VI. 59, 60. 



Barley (Gerst, Gerste, Orge), I. 58, 364, 

 416, 417; II.M89; III. 32, 63, 65, 66, 69, 

 70, 72, 88, 129, 130, 136, 137, 139, 141, 

 143, 151, 152, 175; V. 52, 83, 195, 196, 

 244, 260; VI. 81, 83. 



— cultivated, hybridisation experiments, 

 II. 189. 



Bassorin, I. 346. 

 Bathybius, V. 140. 



Bean (Bohne, Boon), III. 26-32; V. 38, 

 247, 264. 267; VI. 63. 



— French (Haricots), IV. 260. 

 Bedeguar, I. 22, 46, 71, 135, 138, 149, 



253, 254, 258, 259, 265, 266; II. 129, 



134; III. 202; V. 256. 

 Bee (Abeille, Biene, Bij), I. 83, 146, 



268; II. 126, 127; V. 72, 241, 260; 



VI. 52 

 Beech (Beuk, Buche, Hêtre), ï. 4, 47, 



76*, 141, 294; IV. 251, 262; V. 78; VI. 



59, 60. 

 Beer defect, III. 274; IV. 56, 1 12; V. 8, 109. 

 Beer sarcina, II. 153. 

 Beer vinegar, III. 272, 273, 275, 277. 

 Beet (Beetwortel, Biet): I. 97, 284, 289; 



II. 139; V. 115, 238, 280. 



— disease, I. 285, 290; II. 139. 



— tyrosinase, V. 115, 280. 



Beet eel (Bietenaaltje), I. 285, 290. 



Beetle (Kever), I. 57, 58, 62; III. 162. 



Beetsickness of the soil, I. 290. 



Berk: see Birch. 



Bes: see Currant. 



Beuk: see Beech. 



Biene: see Bee. 



Biet: see Beet. 



Bij : see Bee. 



Biogenesis, III. 160; V. 80, 83. 



Biogenetic law of Haeckel, II. 288 ; 



V. 80. 

 Biological analysis of drinking water and 



air, III. 44-47-48. 

 Biological control, III. 162. 

 Biological purification of water, IV. 250; 



V. 20. 

 Biological Science and Bacteriology, III. 



154-172. 



