®l3C (ilommaniuealtl) o( ilTaseacljuscttB 



STATE BOARD OF AGRICULTURE. 



CIRCULAR No. 10. 



November, 1913. 



CONTKIBUTION FROM THE DAIRY BUREAU, P. M. Harwood, General Agent. 



PROTECTION OF MASSACHUSETTS 

 DAIRIES FROM FLIES. 



Methods adopted by Successful Contestants for State Board of 

 Agriculture Prizes in 1913. 



By p. M. Harwood, in charge of Contest. 



BOSTON: 



WRIGHT & POTTER PRINTING CO., STATE PRINTERS, 



32 DERNE STREET. 



1913. 



