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<br /> SOIL SURVEY
<br /> Typically the surface layer is a dark grayish brown methods are required to overcome excessive seepage.
<br /> ndy loam about 5 inches thick. The subsoil is a dark Capability subclass VIe nonirrigated.
<br /> ayish brown heavy sandy loam and sandy clay loam 25—Dix-Eckley complex, 5 to 25 percent slopes.
<br /> out 18 inches thick. The substratum. is light brownish These moderately sloping to moderately steep soils are on
<br /> ay, calcareous sandy clay loam about 18 inches thick gravelly uplands in the northern part of the county. The
<br /> er light brown coarse sand and gravel that extends to average annual precipitation ranges from 17 to 19 inches.
<br /> inches or more. Dix gravelly sandy loam, 9 to 25 percent slopes, makes up
<br /> Permeability is moderate. Effective rooting depth is 60 about 50 percent of the mapping unit and Eckley sandy
<br /> !hes or more. Available water capacity is moderate. loam, 5 to 18 percent slopes, about 30 percent. The Dix
<br /> irface runoff is medium, and the erosion hazard is soils are on steeper crests and ridges. The Eckley soils
<br /> Aerate. are at midslope.
<br /> These soils are used almost entirely for grazing. They About 20 percent of this unit is Chappell sandy loam, 3
<br /> e not suited to cropland because of the low available to 9 percent slopes, and Altvan sandy loam,5 to 9 percent
<br /> iter capacity of the Dix soil, the slope, and the erosion slopes. The Chappell soil is on the narrow elongated
<br /> zard. Small isolated areas are used for nonirrigated drainageways, fans and foot slopes. The Altvan soil is on
<br /> 3pland, but are best seeded back to grass. mid slope and foot slope positions.
<br /> Rangeland vegetation of the Dix soil consists mainly of The Dix soil is a deep, somewhat excessively drained,
<br /> ze grama, side-oats grama, little bluestem, and sedge. gravelly soil. it formed in very gravelly alluvial deposits
<br /> ingeland vegetation of the Altvan soil consists mainly of the Ogallala Formation.
<br /> blue grama, buffalograss, western wheatgrass, and Typically the surface layer is dark grayish brown
<br /> dge. Proper grazing use and planned grazing systems gravelly sandy loam about 4 inches thick. The subsoil is
<br /> e the most important management practices to maintain dark grayish brown gravelly coarse sandy loam about 14
<br /> antity and quality of desirable vegetation. Combina- inches thick. The substratum is a reddish yellow gravelly
<br /> ins of stockwater development, fencing and deferred coarse sand and gravel (fig. 7) to a depth of 60 inches or
<br /> azing during the grazing season help improve and main- more.
<br /> in range condition. Range seeding will speed the Permeability is rapid. Effective rooting depth is 60
<br /> vegetation of areas depleted by heavy grazing, cultiva- inches or more. Available water capacity is low. Surface
<br /> in or other disturbances. Contour furrowing and pitting runoff is rapid, and the water erosion hazard is high.
<br /> e practices that improve water infiltration and reduce The Eckley soil is a deep, well drained soil. It formed in
<br /> noff and are especially effective on rangeland areas in stratified gravelly alluvial materials of the Ogallala For-
<br /> or and fair condition of the Altvan soil. mation.
<br /> Windbreaks and environmental plantings are difficult Typically the surface layer is dark grayish brown
<br /> establish on these soils. Limited available water capaci- gravelly loam about 3 inches thick. The subsoil is dark
<br /> depth to sand and gravel, and slope are the principal brown gravelly sandy clay loam about 17 inches thick.
<br /> ncerns in establishing tree and shrub plantings. Special The substratum is light brown, gravelly coarse sand to 60
<br /> re consisting of summer fallow a year in advance of inches or more.
<br /> intings, planting on the contour, continued cultivation Permeability is moderate. The effective rooting depth
<br /> weed control, and supplemental water is needed to in- is 60 inches or more. Available water capacity is
<br /> re establishment and survival of plantings. Trees best moderate. Surface runoff is medium, and the water ero-
<br /> ited and having good survival are Rocky Mountain ju- sion hazard is high.
<br />)er, eastern redcedar, ponderosa pine and Siberian elm. These soils are used almost entirely for grazing. They
<br /> rubs best adapted are skunkbush sumac and lilac. are not suited to cropland because of the low available
<br /> Rangeland wildlife such as antelope, cottontail and water capacity of the Dix soil, the slope, and the erosion
<br /> yote are best adapted on these soils. The relief, natural hazard. Small isolated areas are used for nonirrigated
<br /> rings and native vegetation provide food and cover. cropland, including mainly odd field boundaries and cor-
<br />,eas of these soils provide sites that can be readily ners. These areas are usually severely eroded and are
<br /> veloped and managed for wildlife. Proper livestock best seeded back to grass.
<br />;zing management is necessary if livestock and wildlife Rangeland vegetation of both soils consists mainly of
<br /> ire the range. Watering facilities are also important blue grama, side-oats grama, little bluestem, buffalograss,
<br /> 3 are utilized by various wildlife species. The position and sedge. Proper grazing use and planned grazing
<br /> these soils in relationship to cropland makes it valuable systems are needed on these soils to maintain the key
<br /> escape cover areas for openland wildlife, especially forage species in good vigor. Periodic summer deferment
<br /> easants. is beneficial in reaching the objectives of range improve-
<br /> 3Iope is the primary limiting soil feature where these ment and maintenance of high range conditions. Fencing
<br /> Is are used for homesites or other urban developments. and careful location of watering sites help improve dis-
<br />.ensive engineering designs and measures are needed tribution of grazing use.
<br /> minimize the slope limitations. Where the soils are con- Windbreaks and environmental plantings are difficult
<br /> ered for a sewage lagoon system, special sealing to establish on these soils. Limited available water capaci-
<br /> 719958 05/28/2014 08:12 AM B: 01008 P: 131 DOCUMENT
<br /> Page: 36 of 63 R 50.00 D $0.00 T $0.00
<br /> Pamela M. Bacon Clerk & Recorder, Logan County, Co
<br /> III I F11111WARMI IA'ANN110a 1WIAIA 11111
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