Table 4. Percent ccrposition (by weight) of ungrazed and grazed 

 foothills prairie in the Sweet Grass Hills (Gold Butte 

 Canetexy) (Ross et al. (1973)). 



Species Ungrazed Grazed 



Rough rescue 80 5 



Idaho fescue T 



Western wheatgrass 5 5 



Green needlegrass 5 



Threadleaf sedge T 5 



Needle-and-thread 50 



Prairie junegrass 15 



Cusick bluegrass T 



Perennial forbs 10 15 



Annuals T 3 



Brocm snakeweed 2 



25 



