DALLES POCKET GOPHER 



23 



this species by the gophers. Likewise, the reduction of little oniongrass 

 on the grazed plot from 2.25 percent in 1940 to 0.09 percent in 1948 was 

 brought about by the intensive use of corms of that species by the 

 gophers. 





&' f-4 



*-'-"--X i 



mmmmmnm 

 '"^' """""" ill 





Figure 12.— Meadow A in 1948, 8 years after gophers were reintroduced to area: 

 A, Ungrazed plot; B, grazed plot. Vegetation development differs little from that 

 shown for the same quadrats in figure 8. 



