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Rangeland Productivity and Plant Composition-. Ridgway Area, Colorado, Parts of Delta, Gunnison, Montrose, and Ouray Counties <br />Map unit symbol and soil name <br />Ecological site <br />Total dry- weight production <br />Characteristic vegetation <br />Rangeland <br />composition <br />Favorable year <br />Normal year <br />Unfavorable <br />year <br />Lb /ac <br />Lb /ac <br />Lb /ac <br />Pct <br />Beardless wheatgrass <br />5 <br />Indian ricegrass <br />5 <br />999 —Water <br />Water <br />— <br />— <br />— <br />— <br />— <br />— <br />NOTCOM—Not Complete <br />No digital information available <br />— <br />— <br />— <br />— <br />— <br />— <br />R3—Rock outcrop, Ustic <br />Torriorthents, and Aridic <br />Haplustepts soils, 25 to 200 <br />percent slopes <br />Aridic haplustepts <br />— <br />— <br />— <br />— <br />Westem wheatgrass <br />— <br />Indian ricegrass <br />— <br />Bottlebrush squirreltail <br />— <br />True mountain mahogany <br />— <br />Utah serviceberry <br />— <br />Rock outcrop <br />— <br />— <br />— <br />— <br />— <br />— <br />Ustic torriorthents <br />— <br />400 <br />300 <br />200 <br />Galleta <br />30 <br />Shadscale <br />20 <br />Indian ricegrass <br />15 <br />Scarlet globemallow <br />5 <br />Fourwing saltbush <br />5 <br />Plains pricklypear <br />5 <br />X30 — Barboncito - Gapmesa <br />complex, 3 to 15 percent slopes <br />Barboncito <br />— <br />800 <br />600 <br />400 <br />— <br />— <br />Gapmesa <br />Semidesert Loam <br />800 <br />600 <br />400 <br />Indian ricegrass <br />15 <br />Rangeland Productivity and Plant Composition - Ridgway Area, Colorado, Parts of Delta, Gunnison, Montrose, and Ouray <br />Counties <br />USDA Natural Resources <br />Conservation Service <br />Web Soil Survey <br />National Cooperative Soil Survey <br />10/27/2012 <br />Page 16 of 19 <br />