Bulletin 210 
October 1915 
The Agricultural Experiment Station 
OF THE 
/ 
Colorado Agricultural College 
INSECTS AND INSECTICIDES 
Being a Revised Edition of Bulletin 114 
—BY — 
C. P. GlLERTTKand OKU. M. BIST 
yCOLO RADO EXPCRinCNT STAHON 
PUBLISHED BY THE EXPERIMENT STATION 
FORT COLLINS, COLORADO 
19 15 
