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• • <br />TABLE I9. PRODUCTION DATA - S40EBRUSH RE•NCE AREA, SENECA II MINE, PEABODY COAL - 1989 <br /> <br />Sample Number <br />16 17 <br />18 <br />19 (oven-dry gm / 0.5 sq.m.) <br />20 21 22 23 <br />24 <br />25 26 27 28 29 30 <br />Introduced Annual Forbs. 4.7 L5 <br />I nlrotluced Annual Orasses <br />In~retlucatl Perenmel Forbs <br />INrotluced Perennial Df ab5e5 <br />Nallve Annual For65 O S 6.7 <br />Native Annual Grasses <br />Native Perennial Forbs 1.4 13.7 6.8 134 7.9 171 4.1 51.2 39 5.7 22.2 03 37 <br />Nallve Perennial Grasses 18.7 29.2 I5.0 16 3 9.3 27.8 I S 0 23 6 16 4 19 2 14.9 41.2 20 2 5.3 24 8 <br />Medicag7 saliva <br />Asiragalus cirer <br />TOTAL PRUUUCiIUN 18.7 31 I 28 7 34 5 22 7 35 2 32 I 27 7 t7 6 23.I 20 6 63 4 2U 5 c 9 28.5 <br />(gm/OSsgm) <br />f•ag [ of 3 <br />