xt- 
THE INSECT PEST SURVEY 
BULLETIN 
Volume 16 
Supplement to Number 9 
December 20, 1936 
BUREAU OF 
ENTOMOLOGY AND PLANT QUARANTINE 
UNITED STATES 
DEPARTMENT OF AGRICULTURE 
AND 
THE STATE ENTOMOLOGICAL 
AGENCIES COOPERATING 
LIBRARY 
STATE PLANT BOARD 
