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°-•, EXHIBIT •' AND EXHIBIT "J" <br />„ j _., .~ <br />8t =Fort clay loam, 0 to 3 <br />percent slopes <br />Setting <br />Landform: Plains, alluvial fans <br />Position on landscape: Foot <br />slopes, hillslopes <br />Elevation: 5,000 to 6,200 feet <br />Native plants: Grass <br />Air temperature: 50 to 53 <br />degrees F <br />Annual precipitation: 12 to 14 <br />inches <br />Frost-free period: 125 to 140 <br />days <br />composition <br />Fort soil and similar <br />inclusions: 85 percent <br />Contrasting inclusions: 15 <br />percent <br />Typical Profile <br />Surface layer: <br />0 to 12 inches=clay loam <br />Subsoil: <br />12 to 23 inches=clay loam <br />23 to 30 inches=loam <br />30 to 60 inches=very fine sandy <br />loam <br />Soil Properties and Qualities <br />Parent material: Alluvium and <br />eolian deposits <br />Depth class: Very deep <br />Drainage class: Well drained <br />Permeability: Moderate <br />Available water capacity: High <br />Potential rooting depth: 60 or <br />more inches <br />Runoff: Medium <br />Hazard of water erosion: Slight <br />to moderate <br />Hazard of wind erosion: Slight <br />Carbonates: 8 to 20 inches <br />Contrasting Inclusions <br />Kim soils that lack a developed <br />subsoil <br />III IIIIII'lllllllll <br />999 <br />Ildefonso soils that average <br />more than 35 percent coarse <br />fragments below depths of 30 <br />inches <br />Major Curreat IIses <br />Irrigated cropland, rangeland <br />Major Management Factors <br />Cropland <br />Soil-related factors: Water <br />erosion <br />Suitability: Good <br />Management considerations: <br />Maintain crop residue <br />Land leveling <br />Irrigation water management <br />Aiadbreaks <br />Soil-related factors: Water <br />erosion <br />Suitability: Good <br />Management considerations: <br />Supplemental irrigation may be <br />;iecessary during dry periods <br />Trees suitable are Russian <br />olive, Chinese elm <br />Shrubs suitable are Siberian <br />Peashrub, lilac <br />IIrban Development <br />Soil-related factors: Moderate <br />shrink-swell <br />Suitability as a site for <br />buildings: Good <br />Management considerations: <br />Low shrink-swell material should <br />be used for backfill <br />Rangeland <br />Suitability: Good <br />Dominant vegetation in the <br />potential plant community: Blue <br />Grama, galleta, western <br />wheatgrass <br />