CONTENTS. 



Purpose, 



Brief history of disease, 



Establishment of methods for detecting carriers of the disease, 



Infection in Massachusetts, 



jNIethods used in locating and eradicating infection, 

 jNIethods used in examination of chicks, 

 Summary of data secured by chick autopsies, 



The agglutination test, 



Test fluid, 



^Methods of drawing and treating blood samples, 

 jSIaking the agglutination test, .... 

 Data secured from agglutination tests, . 

 Distribution of infection and types of stock infected 

 Results of application of these methods for preventing and eradicat 

 ing bacillary white diarrhea of young chicks, 



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Approved by the State Board of Publication. 



