INDEX OF SUBJECTS 



ABSCESSES, 741 

 Acanthocystis aculeata, 28, 29 

 Accumulation of organic acids in 



319 



Acetic acid, 155 



bacteria, 538 



fermentation, 165 

 Achorion schoenleinii, 727 

 Achromatic spindle, 28 

 Acid producing bacteria in milk. 

 Acidity of soil, 298 



causes of, 299 



influence of, 299 



range of, 298 

 Acridians, 642 

 Actinobacillosis, 730 

 Actinomyces, 36, 304, 730 



albus, 304, 305 



bovis, 108, 727, 733 



chromogens, 304, 305 

 Actinomycosis, 727 

 Aedes (stegom3ria) calopsis, 821 

 Aeration, of milk, 386 



of soil, 233, 293 

 Aerobes, 94 



Aerobic activities in soil, 294 

 African tick fever, 845 

 Agglutination, stages of, 717 



tests, 585 

 Agglutinins, 714 



CO-, 714 



distribution in blood, 715 



inherited, 715 



normal, 714 



production of, 714 



structure of, 716 



substances concerned in, 715 



suspensions for, 585 



tests for, 585 



55 



Agglutinogen, 715 

 Agglutinoids, 71^ 

 soil. Agitation, influence of, 229 

 Air, 247 



carrier of contagion, 252, 664 

 contamination of milk, 374 

 determination of microorganisms 



in, 249 

 disease organisms in, 252 

 378 entrance of microorganisms into, 



248 

 fermentation organisms in, 253 

 freeing from bacteria, 253 

 kinds of microorganisms in, 247, 



248, 251 



in milk-house, 374 



number of microorganisms in, 



249, 250 



occurrence of microorganisms in, 

 248 



of stable, 374, 375 



subsidence of microorganisms in, 

 249 

 Air-borne infection, 252, 664 

 Alcohol, distilled, 533 



enzymes of, 200 



fermentation of, 164, 506 



food, 153 



in milk, 399 



as preservative, 486 



raw materials for, 533, 534 



sources of, 533 

 Aleuria cerea, 44 

 Algas in soil, 305 

 AUorhina nitida, 635 

 Alternaria, 55, 303 

 Aluminum in soil, 362 

 Amboceptor, 706 

 American foul brood, 646 

 86s 



