1040 



INDEX 



Tanning, 655 

 Tapej, 635 

 Tea, 580 

 Telophase, "29 

 Temperance beer, 622 

 Temperature, cardinal points, signifi- 

 cance of, 272 



endpoints of fermentation, 273 



freezing, 274 



influence on growth, 269 

 on germ content of milk, 458 

 of water, 319 



initial for canning, 538 



maximum, 271 



minimum, 270 



optimum, 269 



resistance of spores, 276 



of silage fermentation, 575 



of soil, 352 



thermal death-point, 275 



of wine fermentation, 617 

 Tests for milk quality, 489 

 Tetanus, 842 



antitoxin, 744, 845 



toxin, 744 

 Tetracoccus, 87 

 Texas fever, 894 

 Thamnidium elegans, 41, 51 



general characters, 51 

 Theories of cheese ripening, 492 



of immunity, 721 



of nitrogen-fixation, 400 

 Thermal death-point, 275 

 Thermophilic bacteria, 271 



in canned foods, 529 

 Thiobacillus denitrificans, 396, 423 

 Thiobacteria, 107 

 Thiosulphates, as food, 224 

 Thiothrix nivea, in 



tenuis, 17 



Thrombase, 208, 213 

 Thrush, 776 

 Tobacco, 578 



wilt of, 990 

 Tomato blight, 963 



wilt of, 990 



Tortilla, Mexican, 568 

 Torula, 61, 77 



in beer, 75, 622 



on grapes, 608 



in salt solution, 265 

 Toxic proteins, 676 

 Toxin-antitoxin mixture, 739 

 Toxins, 248, 740 



cyto-, 705, 709 



diphtheria, 741 



endo-, 676 



leucocyte-, 710 



neutralization, 702 



nori-microbial, 249 



soluble, 676 



tetanus, 744 



true, 704 

 Toxoid, true, 704 

 Toxon, 704 



Toxophile receptors, 700 

 Toxophore group, 700 

 Toxoplasma, 900 

 Transformation of ammonia, 398 



nitrates, 398 



nitrogen in soil, 383 



organic acids in soil, 380 



peptone, 398 



reactions in soil, 372 

 Treponema pallidum, 121, 66 1, 708 

 in genital tract, 671, 692 

 germinal infection with, 672 

 morphology, 903 



parasitic, 903 



pertenue, in yaws, 904 

 Trichobacteria, 107, 108 



branching of, 108 



reproduction of, 108 



sheath, 109 

 Trichocyst, 26 

 Trichoderma koeningi, 389 

 Trichomonas, characteristics, 36 



eberthi, 136 



intestinalis, in faeces, 599 



pathogenic in intestine, 600 

 Trichomycosis, 777 

 Trichophyton, tonsurans, 777 



