Showing plot protected from 

 both livestock and kangaroo rats, 



Plot showing grazing by kangaroo 

 rats - livestock being excluded. 



Area on left of fence subjeot to 

 grazing by both livestock and 

 kangaroo rats. On right of fenoe 

 shows proteotiom from both live- 

 stock and rodents. 



Open range - note lack of native 

 grasses. 



-21- 



