Laserfiche WebLink
MzB-Manzanola silty clay loam, 1 <br />to 4 percent slopes <br />Map Unit Setting <br />Major Land Resource Area: 69 <br />Elevation: 4,500 to 6,000 feet (1,372 to 1,829 <br />meters) <br />Mean annual precipitation: 12 to 14 inches (305 <br />to 356 millimeters) <br />Mean annual air temperature: SO to 53 degrees <br />F. (10.0 to 11.7 degrees C.) <br />Frost-free period: 125 to 155 days <br />Note: Located throughout the plains north and <br />east of Trinidad. <br />Map Unit Composition <br />Manzanola and similar soils: 85 percent <br />Minor components: 15 percent <br />Component Descriptions <br />Manzanola soils <br />Landscape: Plains <br />Landform: Plains, fans <br />Position on landform: Footslopes, toeslopes <br />Parent material: Loess and alluvium derived <br />from calcareous shale <br />Slope: 1 to 4 percent <br />Surface fragments: Unspecified <br />Depth to restrictive feature: Unspecified <br />Drainage class: Well drained <br />Slowest permeability:.06 to 0.2 inlhr (slow) <br />Available water capacity: About 10.7 inches <br />(high) <br />Shrink-swell potential: About 7.5 percent (high) <br />Flooding hazard: None <br />Ponding hazard: None <br />Seasonal high water table depth: Unspecified <br />Runoff class: Medium <br />Calcium carbonate maximum: About 25 percent <br />Gypsum maximum: About 3 percent <br />Salinity maximum: About 5 mmhos/cm (slightly <br />saline) <br />Sodium adsorption ratio maximum: About 8 <br />(slightly sodic) <br />Relative effective annual precipitation: <br />Unspecified <br />Ecological site: Clayey <br />Potential native vegetation: blue grama, western <br />wheatgrass, galleta, fourwing saltbush, sand <br />dropseed, sideoats grama, winterfat, green <br />needlegrass, american vetch <br />Land capability subclass (irrigated): 3e <br />Land capability subclass (nonirrigated): 6c <br />Typical Profile: <br />A-0 to 5 inches; silty clay loam <br />Bt-5 to 17 inches; silty clay <br />Btk-17 to 30 inches; silty clay <br />Bk-30 to 50 inches; silty clay loam <br />Bky-50 to 70 inches; silty clay loam <br />Minor Components <br />Wilid and similar soils <br />Composition: About 10 percent <br />Landscape: Plains <br />Landform: Plains <br />Position on landform: Footslopes, toeslopes <br />Slope: 1 to 4 percent <br />Depth to restrictive feature: Unspecified <br />Drainage class: Well drained <br />Flooding hazard: None <br />Ecological site: Clayey <br />Distinguishing characteristics: These soils <br />have less clay. <br />Ravine and similar soils <br />Composition: About 5 percent <br />Landscape: Plains <br />Landform: Plains, pediments <br />Position on landform: Summits <br />Slope: 1 to 4 percent <br />Depth to restrictive feature: 20 to 40 inches <br />to bedrock (paralithic) <br />Drainage class: Well drained <br />Flooding hazard: None <br />Ecological site: Loamy <br />Distinguishing characteristics: These sails <br />are moderately deep to shale. <br />Major Uses <br />Irrigated cropland, rangeland, wildlife habitat <br />