728 INDEX 



American Bacteriologists, Society of. Abstracts of papers — Continued 

 Infection and immunity. 



Feeding experiments with B. pullorum. The toxicity of infected eggs. 



Leo F. Rettger, Thomas G. Hull and William S. Sturges 120 



Further studies on the presence of and significance of agglutinins for 



B. abortus (Bang) in cows' milk. L. H. Cooledge 117 



Spirochaeta hyos — its antigenic value in complement fixation tests on 

 hog cholera sera. Studies on hog cholera. Walter E. King and R. 



H. Drake 114 



Studies in bacterial nutrition. The utilization of proteid and non- 

 proteid nitrogen. Leo F. Rettger, William S. Sturges and Nathan 



Berman 121 



Study of the bacteria of normal and decayed teeth, A. I. J. Kligler 114 



Yeasts, probably pathogenic, recovered from routine throat cultures. 



Arthur L. Grover 121 



Anaerobic plating, A method of, permitting observation of growth 339 



Anthony, Bertha van Houten, and Ekroth, Clarence V. Practical obser- 

 vations on the titration and adjustment of culture media 209 



Apparent recovery of a hen infected with bacillary white diarrhea 625 



Are spore-forming bacteria of any significance in soil under normal conditions? 187 



Bacillary white diarrhea, Apparent recovery of a hen infected with 625 



B. abortus (Bang) as an etiological factor in infectious abortion in swine 415 

 Bacteria, Are spore-forming, of any significance in soil under normal condi- 

 tions? 187 



, Biological variations of. 1 385 



in milk. Spore-bearing 277 



, Studies on aerobic spore-bearing non-pathogenic. . . .Part I, 273; Part II, 493 



Bacterial nutrition: a brief note on the production of erepsin (peptolytic 



enzyme) by bacteria 537 



nutrition, Further studies on: the utilization of proteid and non-proteid 



nitrogen 15 



Bacteriology of the bubble fountain. The 471 



. The genesis of a new science 1 



, The pedagogics of 5 



Bergey, David H. The pedagogics of bacteriology 5 



Berman, Nathan, and Rettger, Leo F. Bacterial nutrition: a brief note on 



the production of erepsin (peptolytic enzyme) by bacteria 537 



, Sturges, William S., and Rettger, Leo F. Further studies on bacterial 



nutrition: the utilization of proteid and non-proteid nitrogen 15 



Bile compared with lactose bouillon for determining the presence of B. coli 



in water 73 



Biological variations of bacteria. 1 385 



Boas-Oppler bacillus, A study of the 435 



Bogart, Franklin B., Clark, Paul F., and Pettibone, Dorothy F. The bac- 

 teriology of the bubble fountain 471 



Book reviews : 



A textbook upon the pathogenic bacteria and protozoa, by Joseph Mc- 

 Farland, M.D. (Rev. by D. Greenberg) 549 



