IOO2 



INDEX 



Bacillus typhosus, production of vac- 

 cine, 737 



resistance to, 675 



in sewage, 340 



toxin of, 676 



in typhoid fever, 845 



variation in infection, 673 



in water, 314 

 violaceus, 312 



pigment of, 246 



proteolytic enzyme of, 213 

 vulgaris, 312 



(Proteus) vulgaris, 385, 386, 387, 

 419, 424 



in faeces, 598 



in food poisoning, 584, 585 



in leather, 655 



nitrogen content, 189 



pathogenic in intestine, 600 

 xerosis, ash elements in, 193 

 zeukeri, 312 

 zopfi, 312 

 Bacteria, 38, 79 



artificial cultivation of, 118 

 ash elements in, 193 

 cell aggregates, 87, 88 



capsule, 103, 104 



cytoplasm, 89, 90 



flagella, 82, 105 



nucleus, 89, 90 



volume, 221 



wall, 1 02 



weight, 221 

 chromogenic, 246 

 classification of, 1 1 1 

 cytology of, 89 

 diseases caused by, 784 

 on grapes, 608 

 higher, 107 



forms of, 107 

 involution forms of, 80 

 life cycle of, 99 

 lower, 79 



form types of, 79 



gradations, 80 



involution forms, 80, 81 



Bacteria, lower, motion, 81 

 brownian, 82 

 character of, 82 

 organs of, 82 

 rate of, 82 

 vital, 82 

 reproduction, 83 

 spore formation, 84 

 vegetative, 83 

 size, 81 



metachromatic corpuscles, 101 

 metachromatic granules, 90 

 nomenclature, 117 

 pathogenic, 660 

 relationship, 117 

 reserve products, 101 

 in soil, 367 



distribution, 368 

 methods of counting, 370 

 morphological groups, 369 

 numbers, 367 

 physiological groups, 370 

 quantitative relations, 391 

 Bacterial disease, 784 



of gut-epithelium of lug-worm, 



929 



of June beetle larvae, 906 

 of larvae of Lamellicornae, 929 

 of locusts, 912 

 enteritis, chronic, 809 

 oxidation, 337 

 substance, in soil, 397 



availability in soil, 398 

 vaccines, 736 



Bactericidal substances, 288, 704 

 Bacterins, 736 

 Bacteriolysins, 705 

 Bacteriopurpurin, 247 

 Bacteriosis of beans, 953 

 Bacterium abortus, morphology of, 810 

 aceti, morphology of, 637 



in white lead, 654 

 aerogenes, 272 

 in butter, 476 

 fermentation, 235 

 in soil, 370 



