Soil Survey of Sweet Grass County Area, Montana - Soil Data Mart
Soil Survey of Sweet Grass County Area, Montana - Soil Data Mart
Soil Survey of Sweet Grass County Area, Montana - Soil Data Mart
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220 <strong>Soil</strong> <strong>Survey</strong><br />
Management<br />
For management information about this map unit,<br />
see appropriate sections in Part II <strong>of</strong> this publication.<br />
218C—Breeton sandy loam, 2 to 8 percent<br />
slopes<br />
Setting<br />
Elevation: 4,200 to 6,000 feet<br />
Mean annual precipitation: 15 to 19 inches<br />
Frost-free period: 85 to 115 days<br />
Major Component Description<br />
Breeton and similar soils<br />
Composition: 85 percent<br />
Geomorphic description: Fan<br />
Slope: 2 to 8 percent<br />
Elevation: 4,200 to 6,000 feet<br />
Effective annual precipitation: 15 to 19 inches<br />
Frost-free period: 85 to 115 days<br />
Surface layer texture: Sandy loam<br />
Drainage class: Well drained<br />
Parent material: Coarse-loamy alluvium<br />
Native plant cover type: Rangeland<br />
Available water capacity: Mainly 7.9 inches<br />
Additional Components<br />
Perma and similar soils: 5 percent<br />
Turner and similar soils: 4 percent<br />
Beaverton and similar soils: 3 percent<br />
Farnuf and similar soils: 3 percent<br />
Management<br />
For management information about this map unit,<br />
see appropriate sections in Part II <strong>of</strong> this publication.<br />
218D—Breeton sandy loam,<br />
8 to 15 percent slopes<br />
Setting<br />
Elevation: 4,200 to 6,000 feet<br />
Mean annual precipitation: 15 to 19 inches<br />
Frost-free period: 85 to 115 days<br />
Major Component Description<br />
Breeton and similar soils<br />
Composition: 85 percent<br />
Geomorphic description: Fan<br />
Slope: 8 to 15 percent<br />
Elevation: 4,200 to 6,000 feet<br />
Effective annual precipitation: 15 to 19 inches<br />
Frost-free period: 85 to 115 days<br />
Surface layer texture: Sandy loam<br />
Drainage class: Well drained<br />
Parent material: Coarse-loamy alluvium<br />
Native plant cover type: Rangeland<br />
Available water capacity: Mainly 7.9 inches<br />
Additional Components<br />
Farnuf and similar soils: 5 percent<br />
Perma and similar soils: 5 percent<br />
Winspect and similar soils: 5 percent<br />
Management<br />
For management information about this map unit,<br />
see appropriate sections in Part II <strong>of</strong> this publication.<br />
219A—Klayent clay loam, 0 to 2 percent<br />
slopes<br />
Setting<br />
Elevation: 3,750 to 6,000 feet<br />
Mean annual precipitation: 10 to 19 inches<br />
Frost-free period: 85 to 125 days<br />
Major Component Description<br />
Klayent and similar soils<br />
Composition: 85 percent<br />
Geomorphic description: Flood plain<br />
Slope: 0 to 2 percent<br />
Elevation: 3,750 to 6,000 feet<br />
Effective annual precipitation: 10 to 19 inches<br />
Frost-free period: 85 to 125 days<br />
Surface layer texture: Clay loam<br />
Drainage class: Poorly drained<br />
Parent material: Clayey alluvium<br />
Native plant cover type: Rangeland<br />
Flooding: Rare<br />
Water table: Present<br />
Available water capacity: Mainly 8.5 inches<br />
Additional Components<br />
Lallie and similar soils: 10 percent<br />
Fairway and similar soils: 5 percent<br />
Management<br />
For management information about this map unit,<br />
see appropriate sections in Part II <strong>of</strong> this publication.
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