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. Table 4-2. Suitability ratings for Ashmore pit spoils as a source o[ <br />plant growth medium at Trapper Mfne [or 1990. <br />Soil Parameter <br />Degree of Suitability 1) <br />pH very good 2) <br />Electrical Conductivity (EC) very good <br />Calcium Carbonate (CaCOg) very good <br />Organic Matter (OM) good <br />Nitrate (NO3-N) low-fair <br />Phosphorus (P) low <br />Potassium (K) good <br />Zinc (Z.n) good <br />Iron (Fe) good <br />Manganese (Mn) good <br />Copper(Cu) good <br />Selenium (Se) good <br />Calcium (Ca) good <br />Magnesium (Mg) good <br />• Sodium (Na) fair-good <br />Sodium Adsorp[ion Ratio (SAR) good <br />Percent Saturation good <br />Texture fair <br />Mercury (Hg) good <br />Flourine (F) good <br />Total Sulfur good <br />Acid-Base Potential good <br />1) Based on Table 2.7-2a suitability range(s). <br />2) Initial laboratory analysis of small area (<2 ac) indicated pH value of 5.2; resampled value <br />indicates pH of 6.2 <br />WSH/jb <br />• <br />Table 4-2 <br />