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<br /> <br /> <br />E7CHIBIT 2 <br />HG COAL COMPANY, HAYDEN GULCH MINE <br />1993 REVEGETATION, COVER SUMMARY <br /> YEAR RECLAIlIIED <br /> 1987 1986 1983 1984 1983 1982 1981 1980 1979 <br />Achilles lanulosa 13.0 % 1.2 % l .3 % <br />Aaraovron imermedium 11.0% 9.3% .7% 3.3% 7.5% 21.2% 11.3% 24.0% 10.6% <br />Koeteria cristata I0.0% 3.3% 2.7% 14.6% IS.S% 12.4% 8.6% 2.0% <br />Phleum oratense 8.0% 8.7% 26.0% 2.6% 4.0% <br />Aaroovron smithii S.0% 3.3% .7% 15.3% l.5% 3.6% 8.6% l.5% <br />Peastemon srricrus 5.0% 0.8% <br />Bromus mazainanu 4.0% .6% 2.0% .6% 1.0% 0.4% 15.5% 18.6% <br />Bromus irw.++d~ 2.0% 30.0% 23.3% 10.7% 19.0% 3.6% 24.6% 14.5% 26.6% <br />Astraaalus cicer 2.0% 3.3% 16.7% 7.5% 14.8% 3.3% 12.0% <br />Aaroovron sibericum 2.0% <br />Fes[uca ovina 2.0% <br />Dac 1' rtlomenn 4.0% .6% 16.0% <br />Cerasdum arvense 2.0% <br />Poa oratensis l.3% 1.0% 6.0% <br />Traaoooaou dubius l.3 % 0.5 % 0.6 % <br />Aaroovron duvsrochvum 1.3% l.6% <br />Allium sue. .6 % <br />Stelluia iamesiana .6% <br />Chrvsorhamm~c nauseosus 5.0% <br />C sells bursa-osstoris 1.5% 1.0% <br />Elvmus cner 2.0% <br />Liman lewiu 0.4% <br />S~ ~Q. 0.6 % <br />Lu imps ~P. <br />liner 35`.6 38.7% 37.3% 31.3% 29.0% 24.8% 22.6% 27.5% 6.6% <br />Ban:grou~ 3% .6% 0.0% 0.0% 7.0% 3.2% 0.6% 2.0% <br />X 62% 60.7% 62.7% 68.7% 71.0% 70.0% 76.8% 70.5% 90.1% <br />Varisrct (s') 1.28 .49 I.SS 2.26 5.56 6.08 2.32 4.47% 1.18% <br />n 10 13 15 l5 20 23 IS 20 15 <br />n needed for Adequacy 8 3 11 t3 37 34 12 24 2 <br />