Massachusetts 

 Agricultural Experiment Station 



Bulletin No. 257 December, 1929 



The Cutaneous Vaccine 

 for Fowl Pox 



By Norman J. Pyle 



Investigation of fowl pox at this Station hais for its purpose the deter- 

 mination of an efficient preventive and curative treatment for the disease. 

 This is of vital importance to the Massachusetts poultry industry because 

 the disease causes serious loss by decreasing egg production during the 

 season when eggs are highest priced. 



The study of the cutaneous vaccine, as here reported, Included investi- 

 gations of its efficiency, its practical use and method of administration, its 

 action on body weight, temperature, and early egg production, and the 

 duration of immunity which followed its administration. 



Requests for Bulletins should be addressed to the 



AGRICULTURAL EXPERIMENT STATION 

 AMHERST, MASS. 



