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Table 4. (cont.) TRENDS IN MEAN COVER FOR THE PORTION OF THE RECLAIMED <br />AREA SEEDED IN OCTOBER, 1988. WALDEN COAL PROJECT <br />SITE. BASED ON DATA COLLECTED IN JULY, 1989-1992. <br />MEAN COVER VALUES ARE IN PERCENT. <br />Species 1989 1990 1991 1992 <br />SHRUBS <br />Artemieia tridentata 0.00 0.29 0.57 0.86 <br />Ceratoides Janata 0.00 0.01 0.01 0.01 <br />Chrysothamnus nauseos us 0.00 0.00 0.01 0.01 <br />Purehia tridentata 0.00 0.00 0.00 0.01 <br />Sarcobatus vermiculat us 0.00 0.00 0.00 0.01 <br />Subtotal 0.00 0.30 0.59 0.90 <br />LITTER 57.29 33.57 54.43 40.71 <br />ROCK 0.14 0.00 0.29 0.00 <br />TOTAL VEGETATION 16.14 33.29 19.14 30.86 <br />LITTER/ROCK 57.43 33.57 54.71 40.71 <br />BARE SOIL 26.43 33.14 26.14 28.43 <br />TOTAL COVER 73.57 66.86 73.86 71.57 <br />No. Species/Sample 3.07 4.36 3.57 3.14 <br />-13- <br />