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6/1/12 Official Series Description - WILEY Series <br />Rock fragment content: 0 to 5 perc, <br />Ap horizon: (A horizon in some pedons) <br />Hue: 7.5YR to 2.5Y <br />Value: 4 to 7 dry, 3 to 6 moist <br />Chroma: 1 to 4 <br />Reaction: neutral to moderately alkaline. <br />Bt horizon. <br />Hue: 7.5YR to 2.5Y <br />Value: 5 to 7 dry, 4 to 6 moist <br />Chroma: 1 to 6 <br />Texture: silt loam or silty cloy loam <br />Clay content: 20 to 35 percent <br />Reaction: moderately alkaline or strongly alkaline. <br />Btk horizon: <br />Hue: 7.5YR to 2.5Y <br />Value: 5 to 7 dry, 4 to 6 moist <br />Chroma: 3 or 4 <br />Texture: silt loam or silty clay loam <br />Clay content: 20 to 35 percent <br />Reaction: moderately alkaline or strongly alkaline <br />Calcium carbonate equivalent: 5 to 15 percent above 30 inches. <br />BCk horizon: <br />Hue: 7.5YR or l OYR <br />Value: 5 or 6 dry, 4 or 5 moist <br />Chroma: 2 to 4 <br />Texture: silt loam or silty clay loam <br />Reaction: moderately alkaline or strongly alkaline. <br />C horizon: (Bk horizon in some pedons) <br />Hue: 7.5YR or l OYR <br />Value: 6 or 7 dry, 4 to 6 moist <br />Chroma:, 2 to 4 <br />Texture: silt loam, silty clay loam, loam <br />Reaction: moderately alkaline or strongly alkaline. <br />COMPETING SERIES: These include the Alter (NM), Amal (NM), Buick (CO), Chita (NM), E dr <br />(NM), Keiser (MT), Klinedray (WY), Moncha (NM), Oshoto (WY), hipLit (CO), Ro id a (CO), Shams <br />(CO), Verde (CO) and the W the (NM) soils. <br />Altega and Amal soils: are dry in May and June. <br />Buick soils: formed in polyli logic material in which a younger soil is superimposed over a paleosol. <br />Chita soils: have calcic horizons above 40 inches and are dry in May and June. <br />Empedro and Wethenll soils: are greater than 40 inches to the base of the argillic horizon. <br />Keiser soils: have average clay content of 34 to 43 percent. <br />https:// soilseries. sc. egov .usda.gov /OSD_DOCSMANILEY.htmi 2/3 <br />