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~ ~ ~ ,. • <br />vT =Villedry-Travessilla looms, <br />1 to 8 percent elopes <br />setting <br />Landform: Dissected plains <br />Landfarm: Interfluve, scarp <br />Position on landscape: Summit, <br />shoulder <br />Elevation: 4,800 to 5,500 <br />Native plants: Grass and <br />scattered trees <br />Air temperature: 51 to 53 <br />degrees F <br />Annual precipitation: 12 <br />inches <br />Frost-free period: 130 to <br />days <br />feet <br />to 14 <br />Drainage class: Well drained <br />Permeability: Moderate <br />Available water capacity: <br />Moderate <br />Potential rooting depth: 20 to <br />40 inches <br />Flooding: None <br />Runoff: Rapid <br />Hazard of water erosion: <br />Moderate <br />Hazard of wind erosion: High <br />Carbonates: 0 to 5 inches <br />Travessilla <br />145 Parent material: Residuum <br />Depth class: Shallow <br />Drainage class: Well drained <br />Composition <br />Villedry soil and similar <br />inclusions: 50 percent <br />Travessilla soil and similar <br />inclusions: 40 percent <br />Rock outcrop: 2 percent <br />Contrasting inclusions: 8 <br />percent <br />Typical Profile <br />Villedry <br />Surface layer: <br />0 to 7 inches=silt loam <br />Subsoil: <br />7 to 25 inches=silty clay loam <br />25 to 33 inches=clay loam <br />Substratum: <br />33 to 38 inches=gravelly loam <br />Bedrock: <br />38 inches=hard Dakota sandstone <br />Travessilla <br />Surface layer: <br />0 to 5 inches=loam <br />Substratum: <br />5 to 11 inches=gravelly loam <br />Bedrock: <br />11 inches=hard Dakota sandstone <br />Boil Properties and Qualities <br />Villedry <br />Parent material: Residuum, with <br />loess mantle <br />Depth class: Moderately deep <br />Permeability: Low <br />Available water capacity: Low <br />Potential rooting depth: 5 to 20 <br />inches <br />Flooding: None <br />Runoff: Rapid <br />Hazard of water erosion: <br />Moderate <br />Hazard of wind erosion: Moderate <br />Carbonates: Through out the <br />profile <br />similar 2nclusions <br />Dalerose soils that have a thick <br />dark surface layer <br />Contrasting Inclusions <br />Wilid soils that are greater <br />than 40 inches to bedrock <br />Major Current Uses <br />Rangeland <br />Major Management Factors <br />Rangeland <br />Soil-related factors on this <br />unit: Areas of rock outcrop, <br />depth to bedrock <br />Dominant vegetation in the <br />potential plant community on the <br />Villedry soil: Blue grams, <br />