CONTENTS. 



PAGE 



Historical ............ 61 



Experimental ........... 64 



Change of reaction in carbohydrate media bj' the 112 strains of Bac- 

 terium pullorum .......... 69 



Conclusions from the fermentation tests ...... 70 



Fermentation tests with Bacterium sanguinarium . . . .71 



Distribution of fowl typhoid in Massachusetts . . . . .79 



Does either Bacterium jmUorum, or Bacterium sanguinarium play any 

 part in the so-called "paralysis" so widely distributed in Massa- 

 chusetts? 79 



Influence of infection upon the hatching quality of eggs and upon the 



viability of young stock ........ 80 



The present status of the specificity of the agglutination test as a means 



of control of Bacterium pullorum infection in young chicks . . S3 



Summary ............ 86 



Literature cited ........... 88 



