344 



INDEX 



Bacillus prodigiosus, 34, 151, 193, 

 238 



— pyocyaneus, 7, 34, 64, no, 299 



— pyogenes foetidus, 34 



— radicicola, 164 



— saponacei, 193 



— subtilis, 31, 86, 108 



— synxanthus, 194 



— of tetanus, 19, 168-171 



— termo, 53 



— of tubercle, no, 212, 228, 274- 



291 



— typhosus, 41, 50, 55-62, 212 



— ubiquitous, 53 



— of yellow fever, 316 

 Bacteria, action of, 26 



— in sewage, 84 



— and wheat supply, 161 



— and fixation of nitrogen, 160-166 



— in cheese-making, 220-227 



— in the dairy, 215-227 



— products of, 240, 241 



— and disease, 264-321 



— the higher, 11, 33 



— in soil, 137-177 

 Bacterial action, 26 



— treatment of sewage, 90 

 Bacteroids, 166 



Beer diseases, 134 



Berkefeld filter, 52 



Biogenesis, 3 



Biology of bacteria, 1-36 



Bitter fermentation, 191 



Blood serum, 22 



Blue milk, 193 



Boracic acid, 205, 331 



Bread, bacteria in, 238 



Broth, 21 



Brownian movement, 14 



Bubonic plague, 306-308 



Buchner's tube, 141 



Butter, bacteria in, 213, 214 



— examination of, 214 



■ — bacterial flavouring of, 215 

 Butyric fermentation, 115, 132, 191 



Carbol-fuchsin, 44 



Carbol-gelatine, 62 



Carbolic acid as a germicide. 332 



Caries, dental, 104 



Chamber, moist, 41 



Channels of infection in disease, 269 



— in tubercle, 289 

 Cheese, bacteria in, 220 

 Chemical products of bacteria, 241 



Chemical substances as disinfectants, 



329 



— and bacteriological examination of 



water compared, 51 



— tests for nitrification, 158 

 Chemiotaxis, 15, 248 

 Chicken cholera, 320 

 Chinosol as a disinfectant, 336 

 Chloride of lime as a germicide, 331 

 Cholera, 65-68 



— diagnosis of, 68 



— and filtration, 75 



— and milk, 200 

 Chromogenic bacteria, 193, 241 

 Cladothrix, 8, 33 



Clark's process, 73 

 Classification, 7 

 Coccus, definition of, 8 

 Colon bacillus, see B. coli communis 

 Comma bacillus, 66 

 Commensalism, 162 

 Composition of bacteria, 12-14 

 Conditions affecting bacteria in water, 

 70 



— in milk, 186, 187 

 Contagion, 270 



Corrosive sublimate as disinfectant, 



331 

 Counter (Wolfhiigel), 49 

 Cover-glass preparations, 44 

 Cream, bacteria in, 213 

 Crenothrix polyspora, 53 

 Creosol as a germicide, 332 

 Cultivation beds, 92 

 Culture media, 20 



— anaerobic, 139 



— hanging drop, 44 



— plate, 40-43 



— pure, 20, 46 



— shake, 62 



Decomposition bacteria, 149 

 Denitrifying bacteria, 143, 149 

 Dental caries, 104 

 Deodorants, 323 

 Desiccation, 26 

 Diagnosis, 339 



Diarrhoea of infants, 175, 316 

 Diphtheria, 243-245,289-296 



— bacillus of, 289 



— toxins of, 244, 293 



— and milk supply, 201 



— and school influence, 294, 295 



— pseudo-bacillus of, 296 

 Diplococcus, definition of, 8 



