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M2DD1=Rizno-Gapbutte complex, 3 to 9 percent slopes <br /> Setting <br /> Landscape position: Mesas and hills <br /> Parent material: Kind=residuum and eolian material; <br /> source=sandstone <br /> Native plant community: Pinyon and juniper woodland <br /> Elevation: 5, 400 to 6, 200 feet <br /> Mean annual temperature: 50 to 52 degrees F <br /> Mean annual precipitation: 10 to 13 inches <br /> Frost-free period: 120 to 135 days <br /> Composition <br /> Rizno soil and similar inclusions: 45 percent <br /> Gapbutte soil and similar inclusions: 35 percent <br /> Contrasting inclusions: 20 percent <br /> Characteristics of the Rizno Soil <br /> Landscape position: Mesas and hills <br /> Slope range: 3 to 9 percent <br /> Parent material: Kind=residuum and eolian material; <br /> source=sandstone <br /> Typical Profile: <br /> 0 to 2 inches=reddish brown fine sandy loam <br /> 2 to 5 inches=reddish brown fine sandy loam <br /> 5 to 13 inches=reddish brown loam <br /> 13 inches=hard Dakota sandstone <br /> Soil Properties <br /> Depth class: Shallow <br /> Drainage class: Well drained <br /> Permeability: Moderate <br /> Available water capacity: Very low <br /> Potential rooting depth: 10 to 20 inches <br /> Flooding: None <br /> Runoff: Medium <br /> Hazard of water erosion: Severe <br /> Hazard of wind erosion: Moderate <br /> Shrink-swell potential: Low <br /> Characteristics of the Gapbutte Soil <br /> Landscape position: Mesas and hills <br /> Slope range: 3 to 9 percent <br /> Parent material: Kind=eolian material; source=sandstone <br /> Typical Profile: <br />