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ERO Resources <br />• <br />TABLE 7 (CONTINUED) <br />WESTERN FUELS -UTAH, INC. <br />DESERADO MINE <br />SUMMARY OF SHRUB HEIGHT CLASS AND DENSITY DATA <br />CHEATGRASS-ANNUAL FORE COMMUNITIES <br />WESTERN WHEATGRASS COMMUNITIES <br />Height R Relative <br />Shrubs Class Frequency Density <br />Shrubs/ <br />Hectare <br />AFFECTED REFUSE DISPOSAL (CHEATGRASS-ANNUAL FORS) <br />Artemisia tridentata A 255 86 <br />14,138 <br />B 863 <br />C 3 <br />Atrinlex canescens A 40 3 <br />513 <br />B 1 <br />Atrinlex nardneri A 14 1 <br />175 <br />Chrveothamnus viscidiflorus A 4 5 <br />875 <br />- B 66 <br />B 26 2 <br />375 <br />vermiculatus A 2 2 <br />363 <br />B 25 <br />C 2 <br />Descriptive Statistics (n=20, M=65.6, s=22.43, nmin=19) <br />AFFECTED HAUL ROAD (WESTERN WHEATGRASS) <br />Atridentata B 15 1 <br />188 <br />lisia <br />A trrtieom <br />AE50s � A 9409 90 <br />11,925 <br />• <br />Chryoothamnus viscidiflorus B 1 <1 <br />13 <br />Tetradvmia sRinosa B 5 <1 <br />63 <br />Xanthaceohalum sarothrae A 20 2 <br />250 <br />Descriptive Statistics (n=20, M=52.9, s=23.10, nmin=31) <br />• <br />A = 0.25 - 0.75 meters <br />B = 0.75 - 1.50 meters <br />C = 1.50 - 2.25 meters <br />D = > 2.25 meters <br />M = Sample Mean <br />s = Sample Standard Deviation <br />n = Sample Size <br />nmin = Minimum sample size required with a 20% reduction in the sample <br />mean with 80% confidence <br />II.F-72 <br />