Table 8. Bouteloua gracH is-Carex filifolia /Stipa comata c .t . (n = 15) 



Table 9. Stioa comata -Agropyron smithii /Bouteloua gracilis c . t. (n = 14) 



Stco Agsm Bogr Hemi* Thero Cham Litter Z Productivity 



X 354 421 93 342 98 44 355 1420 

 S 217 226 90 212 82 205 271 



CV .61 .54 .97 .62 .84 .58 .19 



N 



2 



* mostly Carex filifolia 



Table 10. Andropogon scoparius c. t.(n = 19) 



Ansc Hemi Geo Cham Litter S Productivity 



73 42 650 1049 



336 301 



.51 .29 



4 



11 



