INDEX 
Abortion, infectious, 116 
Acid-forming bacteria, 51 
Acidity, determination of, 254 
Acidity test with, Babcock 
pipette, 256 
Actinomycosis, 102 
Adulteration, detection of, 249 
Adulteration, determination of 
degree of, 246 
Aérator, 182 
Age of milk, 64 
Aggressins, 45 
Alcohol test, 285 
Alkalies, test for, 260 
Anerobic bacteria, 57 
Animal-like taste, 28 
Anthrax, 100 
Antibodies, 42 
Antiformin method, 277 
Aphthous fever, 96 
Arnold’s guaiac test, 298 
Babcock test, 233 
Bacillus abortus 116, 117 
aerogenes, 56 
bulgaricus, 54, 55 
coli, 56 
Guillebeau, 54 
lactis aérogenes, 53, 56 
Jactimorbi, 104 
mesentericus vulgatus, 60 
proteus vulgaris, 61 
pyogenes, 108 
subtilis, 60 
typhosus, 121 
Bacteria, acid-forming, 51 
alkali-forming, 61 
anerobic, 57 
common-milk, effect of heat 
on, 209 
counting, 260 
gas-forming, 55 
inert, 61 
of milk, 50 
pathogenic, effect of heat 
on, 204 
peptonizing, 58 
proportion of different 
groups, 64 
variations in number and 
kind, 62 
Bactericidal action of milk, 43 
Bacterium acidi lactici, 53, 54, 
55, 56 
lactis acidi, 52 
Bedding, 178 
Benzoic acid, test for, 259 
Beet-like taste, 71 
Biorization, 222 
Bitter milk, 69 
Bitter taste, 28, 29, 30 
Black scab, 100 
Blood in milk, 113 
Blue milk, 71 
Borax, tests for, 257 
Boiling test, 284 
Boric acid, tests for, 257 
Burnt taste, 30 
Burnt taste and odor, 71 
Butyric acid bacteria, 57 
323 
