* ' 
* LIHKy 
STATE tLAN'i' BOARD 
THE INSECT PEST SURVEY 
BULLETIN 
Volume 20 
Supplement to No. 9 December 15, 1940 
BUREAU OF 
ENTOMOLOGY AND PLANT QUARANTINE 
UNITED STATES 
DEPARTMENT OF AGRICULTURE 
AND 
THE STATE ENTOMOLOGICAL 
AGENCIES COOPERATING 
