May, 1910 
^ - 
Bulletin 1 57 
Reference file 
Agricul turaTII^ 
C»op r reduction 
The Agricutural Experiment Station 
OF THE 
Colorado Agricultural College 
ARSENICAL POISONING OF FRUIT TREES 
Wm. P. HEADDEN 
PUBLISHED BY THE EXPERIMENT STATION 
FORT COLLINS, COLORADO 
1910 
