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Table A -2. Production Data - Phase III BRB5, Seneca II Mine, Seneca Coal Company, Routt Co., CO - 2011 <br />PLANT SPECIES <br />AVERAGE AVERAGE <br />PRODUCTION PRODUCTION FREQUENCY <br />(qm /0.5 sq.m.) (Ibs /acre) ( %) 1 <br />PRODUCTION (gm /0.5 sq. m.)* <br />- -- Sample Number-- - <br />4 5 6 7 8 9 10 11 12 13 <br />TOTAL NATIVE ANN. & BIEN. FORBS <br />1.6 <br />28.6 <br />90.0 <br />0.5 <br />11.6 <br />0.3 <br />P <br />4.0 <br />1.6 <br />6.9 <br />1.5 <br />7.7 <br />2.6 <br />1.1 <br />P <br />P <br />TOTAL INTRO. ANN. & BIEN. FORBS <br />5.2 <br />92.8 <br />70.0 <br />P <br />13.0 <br />0.3 <br />- -- <br />6.1 <br />0.6 <br />9.4 <br />10.0 <br />33.6 <br />2.0 <br />12.3 <br />P <br />- -- <br />TOTAL NATIVE ANN. GRASSES <br />2.3 <br />41.0 <br />6.7 <br />- -- <br />- -- <br />-- <br />- -- <br />- -- <br />- -- <br />- <br />- <br />- -- <br />1.5 <br />- -- <br />- -- <br />- -- <br />TOTAL INTRO. ANN. GRASSES <br />0.7 <br />12.5 <br />23.3 <br />-- <br />2.1 <br />- <br />- <br />- <br />-- <br />3.0 <br />- -- <br />2.7 <br />1.2 <br />- -- <br />- <br />- -- <br />TOTAL NATIVE PERENNIAL FORBS <br />4.5 <br />80.3 <br />46.7 <br />- -- <br />2.7 <br />19.3 <br />- -- <br />- -- <br />15.3 <br />17.2 <br />P <br />- -- <br />1.2 <br />- -- <br />4.3 <br />- -- <br />TOTAL INTRO. PERENNIAL FORBS <br />24.6 <br />439.0 <br />96.7 <br />46.5 <br />P <br />3.5 <br />39.9 <br />2.3 <br />1.8 <br />35.1 <br />1.1 <br />0.5 <br />56.9 <br />8.3 <br />2.3 <br />1.9 <br />TOTAL NATIVE PERENNIAL GRASSES (c) <br />38.4 <br />685.2 <br />83.3 <br />101.3 <br />- <br />82.4 <br />31.0 <br />94.1 <br />- <br />4.5 <br />41.7 <br />4.0 <br />- <br />12.8 <br />0.5 <br />10.8 <br />TOTAL INTRO. PERENNIAL GRASSES (c) <br />45.7 <br />815.5 <br />73.3 <br />- -- <br />52.0 <br />- <br />48.4 <br />1.0 <br />70.0 <br />- <br />9.1 <br />- <br />50.1 <br />22.6 <br />66.5 <br />105.2 <br />TOTAL PRODUCTION <br />122.9 <br />2193.0 <br />1483 <br />81.4 <br />105.8 <br />119.3 <br />107.5 <br />89.3 <br />76.1 <br />63.4 <br />48.5 <br />115.5 <br />57.1 <br />73.6 <br />117.9 <br />Standard Deviation <br />SPECIES DENSITY (# of species /100 sq.m.) <br />(AVERAGE= 4.9 Std.Dev.= 1.1) <br />59.3 <br />1058.1 <br />4 <br />6 <br />5 <br />4 <br />5 <br />5 <br />6 <br />6 <br />5 <br />7 <br />5 <br />6 <br />4 <br />*P= Present with an average of less than 0.1 grams /0.5 sq. m. <br />