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Sampling 7/23/92 <br />Table 1 <br />Nucla Mine <br />Systametic Sampling <br />Cover (Disturbed area) <br />Grasses Abs. Cover 7 Relative Cover <br /> <br />Agropyron Cristatum 8.3 23 .71 <br />(Crested wheatgrass) <br />Agropyron intermedium 2.6 7 .42 <br />(intermediate wheatgrass) <br />Oryzopsis hymenoides 2.0 5 .71 <br />(Indian wheatgrass) <br />Bromus inermis 1.0 2 .85 <br />(Smooth brome) <br />Sporobolus aeroides 0.6 1. 71 <br />(Alkali sacaton) <br />Perennial Forbs <br />Nauseosus Parryi 1.6 4. 57 <br />(Rabbit brush) <br />Opuntia spp 0.6 1. 71 <br />(Prickley pear) <br />Annual Forbs <br />Salsola lberica 18.0 51. 40 <br />(Russian thistle) <br />Ambrosia artemisiifolia 0.3 0. 85 <br />(Ragweed) <br />Litter 8.3 <br />Rock 7.3 <br />Bare Soil 49.3 <br />Total Vegetative Cover 35.0 <br />Total Perennial Cover 17.0 <br />Total Ground Cover 49.3 <br />'Summary based on 3 80 meter transects with 100 data points per transect <br />-2- <br />