Index. 



199 



Tubercle bacillus: in milk, 90; in sep- 

 arator slime, 93; thermal death 

 limits, 115. 



Tuberculin test, 86. 



Tuberculosis, bovine, 84. 



Turnip flavor in butter, 157. 



Typhoid fever, 98. 



Tyrogen, 162. 



Tyrotoxicon, 101, 190. 



Udder: milk germ-free in, 19; infection 

 of, 38; washing, 37; tuberculosis in, 

 87. 



Viscogen, 119. 



Water: as a source of infection, 61. 

 Whey vats, pollution of, 23; method of 



preserving, 125; treatment of, in 



vats, 123. 

 Whitewash, 81. 

 Wisconsin curd test, 76. 



Yeasts: alcoholic ferments in milk, 72; 

 kephir, 72; fruity flavor in cheese, 

 186. 



