I KRK NATION Water 
23 
(litcli companies to keep irrigation banks free from weeds. In 
some instances tliis may l)e accomplished by mowing (Fig. 4) 
Fig-. 4— A ditclL between two farms. One farmer has mowed his side of the 
ditch, the other has allowed his to grow to weeds. 
the weeds before seeding, but fencing and grazing will prove 
more effective, and the results more permanent. And, too, the 
area along ditches which is now worse than wasted, will not 
only be kept clean of weeds, but will be made to support sev- 
eral head of stock. 
Fig. 5 — In the foreground, the grazed ditch bank is free from weeds, while 
across the fence the ungrazed bank is overgrown with weeds. 
