SUBJECT INDEX 



427 



Azotobacter vinelandii, pigments of, 



270, 271 

 vitrium, 251 



influence of manure on, 266 

 woodstownii, 251 



B 



"BABES ERNST" granules, 43 



Bacilli, 37 



Bacillus, aceto-ethylicum, formation 



of acetone by, 411 

 acidophilus, in ensilage, 413 

 aeris munitissimus, in sewage, 361 

 amylobacter, nitrogen fixation by, 



251 

 amylozyme, formation of butyric 



acid by, 411 

 anthracis, action of salt on, 67, 408 



influence of pressure on, 107 



temperature relations, 97, 98 

 aquatilis, in water, 346 

 asteroporus, nitrogen fixer, 251 

 aurantiacus, 346 

 azophile, 267 



bifermentans sporogens, 190 

 botulinus, 400, 401 



acid production by, 86 



influence of salt on, 408 



morphology of, 400 

 bulgaricus, 370, 377 



in silage, 413 

 centropunctatum, as denitrifier, 241 



243 

 cereus, 167, 168 



cultural characteristics, 167, 168 



morphology of, 167 



physiology of, 168 



in soil, 165 



cholerae, action of salt on, 67 

 circulans in sewage, 361 



in water, 346 

 cloacae in canned beef, 394 



in sewage, 361 

 coagulans, survive pasteurization, 



392 

 coli, 243 



action of copper on, 123 

 on phosphates, 174 



aerogens in cheese, 390 



communis in milk, 376, 377 



in eggs, 393 



indol and skatol production by, 89 



products formed by, 85 



as putrefier, 190 



in sausage, 394 



in water, 346 



weight of, 64 

 cyanogenes in milk, 376 



pigment production of, 93 

 delicatulus in sewage, 361 

 denitrificans, 240, 241 



Bacillus denitrificans, enzymes of, 244 



longevity of. 245 

 detrudens in cheese, 394 

 diphtherise in butter, 389 



influence of salt on, 408 



in milk, 377 



temperature relations, 98 

 diplococcus griseus in putrefaction, 



190 

 dysenterise, Flexner, in milk, 377 



Shiga, in milk, 377 

 ellenbachensis, 250 



action on cyanamid, 221 

 enteritidis in food, 397 



in water, 346 

 erythrogenes in milk, 376 

 ethaceticus, alcohol produced by, 83, 



411 



fecalis in sausage, 394 

 ferrugineus, 333 

 filefaciens, as denitrifier, 241 

 fitizianus, alcohol-producing, 83, 411 

 flitrovorum, as denitrifier, 243 

 fluorescens, action on cyanamid, 221 



in eggs, 393 



liquefaciens, carbon requirements, 



242 



denitrifier, 241, 243 

 in water, 346 



non-liquefaciens, in water, 346 



pigment production by, 93 



in sewage, 361 

 fulvus in water, 346 

 fuscus, 361 



hartlebi, denitrifier, 241, 242, 243 

 helvolus in sewage, 361 

 hyalinus in sewage, 361 

 icteroides, ammonia-producing, 196 

 janthinus, pigment production by, 93 

 kirchneri, action on cyanamid, 221 

 lactimorbimic melitensis, in milk, 377 

 lactis acidi, in milk, 376 



aerogenes in water, 346 



viscosus in milk, 376 

 nitrogen fixer, 251 

 leprse, nitrogen requirements, 68 

 levaniformus, nitrogen fixer, 251 

 licheniformis in string beans, 394 

 liquefaciens in sewage, 361 

 liquidus in sewage, 361 

 megatherium, 165, 166 



action on cyanamid, 221 



ammonia produced by, 196 



cultural characteristics of, 165 



denitrifier, 241 

 . in foods, 394 



morphology of, 165 



physiology" of, 165, 166 



in soil, 165 

 mesentericus, in bread, 392 



in cheese, 394 



in eggs, 393 



nitrogen fixer, 251 



