bulletin 253 
June, 1920 
The Agricultural Experiment Station 
OF THE 
Colorado Agricultural College 
IRRIGATION WATER AS A 
FACTOR IN THE DISSEMINATION 
OF WEED SEEDS 
By G. E. EGGINTON and W. W. ROBBINS 
In the foreground, the grazed ditch bank is free from weeds, while 
across the fence the ungrazed bank is overgrown with weeds. 
PUBLISHED BY THE EXPERIMENT STATION 
FORT COLLINS, COLORADO 
1920 
