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TABLE 5-4 <br />TOP:>OIL EMBANKMENT PERCENT COVER <br />POINT INTERCEPT LINE TRANSECT <br /> _Oata fro m Individ ual Topsoil Areas <br /> <br /> Evapo ration Wate r Injection <br /> Ponds Well We11 90-5 <br /> 1 91 19 2 19 1 1992 1991 1992 <br />Perennial Grass 13% 49°!0 39°l0 51°l0 11% 44% <br />Perennial Forbs 2% 9% 6% 18% 12% 18% <br />Shrubs 3% 2% 4% 4% 2% 2% <br />Weeds 5% 14°!0 2% 2°l0 5% 2% <br />Annual Grass ~c 1 < 1 < 1 < 1 < 1 < 1 <br />Litter & Mulch 3% 1 % 7°l0 12% 12% 8% <br />Rock 4°10 <1 <1 <1 <1 <1 <br />Bare 70°!0 25% 42°l0 15% 58% 26°10 <br />Comoosite Data from All Plots <br />1991 1992 <br />~~ <br /> <br />~~ <br /> <br />Perennial Grass 20.70% 41% +198 <br />Perennial Forbs 7% 22% +314 <br />Shrubs 3% 2% Insignf. <br />Weeds 4% 6% Insignif. <br />Annual Grass < 1 < 1 Insignif. <br />Litter & Mulch 7.30% 7% Insignif. <br />Rock 1.30% <1 Insignif. <br />Bare 56.70% 22% -39 <br />41 <br />