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Custom Soil Resource Report <br /> Weld County, Colorado, Southern Part <br /> 11—Bresser sandy loam, 0 to 3 percent slopes <br /> Map Unit Setting <br /> National map unit symbol: 2sw10 <br /> Elevation: 4,050 to 6,800 feet <br /> Mean annual precipitation: 12 to 18 inches <br /> Mean annual air temperature: 45 to 55 degrees F <br /> Frost-free period. 135 to 190 days <br /> Farmland classification: Prime farmland if irrigated and the product of I (soil <br /> erodibility)x C (climate factor)does not exceed 60 <br /> Map Unit Composition <br /> Bresser and similar soils:90 percent <br /> Minor components: 10 percent <br /> Estimates are based on observations, descriptions, and transects of the mapunit. <br /> Description of Bresser <br /> Setting <br /> Landform: Drainageways <br /> Landform position(three-dimensional):Tread <br /> Down-slope shape:Linear <br /> Across-slope shape:Linear <br /> Parent material.Coarse sandy alluvium derived from igneous, metamorphic and <br /> sedimentary rock <br /> Typical profile <br /> Ap-0 to 9 inches: sandy loam <br /> Bt-9 to 25 inches: sandy clay loam <br /> BC-25 to 30 inches: sandy loam <br /> C-30 to 79 inches: loamy sand <br /> Properties and qualities <br /> Slope:0 to 3 percent <br /> Depth to restrictive feature:More than 80 inches <br /> Drainage class:Well drained <br /> Runoff class: Low <br /> Capacity of the most limiting layer to transmit water(Ksat):Moderately high to high <br /> (0.60 to 2.00 in/hr) <br /> Depth to water table:More than 80 inches <br /> Frequency of flooding: None <br /> Frequency of ponding: None <br /> Calcium carbonate, maximum content: 10 percent <br /> Maximum salinity.Nonsaline (0.0 to 0.1 mmhos/cm) <br /> Available water supply, 0 to 60 inches: Low(about 5.8 inches) <br /> Interpretive groups <br /> Land capability classification (irrigated): 4e <br /> Land capability classification (nonirrigated): 4c <br /> Hydrologic Soil Group: B <br /> Ecological site: R067BY024CO-Sandy Plains <br /> Hydric soil rating: No <br /> 13 <br />