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Table 2. Mean herbaceous yearly production (g/m2) for seeded and non-seeded revegetation <br />plots (established on 1985 reclaim only) in Derringer and Enfield Pits at Trapper <br />Mine in 1988. <br />1985 Reclaim Yearly Production (g/m2) <br />Seeded Not Seeded <br />Location Perennials Annuals Perennials Annuals <br />Derringer Pit 115.8 29.5 73.8 8.5 <br />Enfield Pit 739.9 6.3 122.2 1 11.8 <br />Weighed Averaged 127.9 17.9 98.0 10.2 <br />increase/ (15°,6) (3°h) (7°,6) (56°~) <br />(decrease)in 1988 <br />compared to 1987 <br />Note: Mean herbaceous production (perennials and annuals) (g/m2) on mtn shrub permanent <br />reference areas and premine areas from 1980-1985 was 67.8 and 78.7, respectively. <br />WA/jb 12/88 <br />1 Range site A plot destroyed by scraper road in 1987. <br />