^. H- 



®l)c ^ommonwealtt) of iHaseactiusetts 



STATE DEPARTMENT OF AGRICULTURE 



WILFRID WHEELER, Commissioner 



DEPARTMENT CIRCULAR No. 9 



April, 1919 



CONTROL OF THE PRINCIPAL INSECTS 



INJURIOUS TO THE APPLE 



ABOVE GROUND 



THOMAS J. HEADLEE 



LI3RAR V of tY\l 



Nlasiseicl-ua^ottc- 



JUN2-1919 ; 



•A^rictalttartil 



BOSTON 

 WRIGHT & POTTER PRINTING CO., STATE PRINTERS 



32 DERNE STREET 

 1919 



