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<br />Table 9-4-1 (Cont.) <br />Parameter, Procedure and Reference List for Soil Survey at <br />the Nucla Mine Scraper Pits <br />November, 1986 <br />Parameter Procedure <br />• <br /> <br />Organic matter to be used in Luss on ignition in a muFfle furnace at 375° C <br />the soil erotlibility (k factor) for 24 hours. Adapted from Davies (1974). <br />calculation <br />Carbonates USDA Handbook 60, method (23b), pg. 105. <br />Acid Base Potential Smith et a1., 1974. Mine Spoil Potentials for <br />Soil and Water Quality, EPti-670/2-74-070, <br />pp. 48-49. 60 mesh sieve. <br />Manganese Methods of Soil Analysis, 1982. Part 2 - <br />Chemical and Microbiological Properties, <br />Method 18-3.4, pp. 319-32U. 10 mesh sieve. <br />Iron Methods of Soil Analysis, 1982. Part 2 - <br />Chemical and Microbiological Properties, Method <br />17-4.3, pp. 310-311. 10 mesh sieve. <br />9-4-11 <br />Revised 11/01/86 <br />