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<br /> .del SOIL SURVEY
<br /> or drilled into a firm, clean sorghum stubble. Seeding tivating only in the tree row and by leaving a strip of
<br /> early in spring has proven most successful. Brush vegetation between the rows. Supplemental irrigation
<br /> management can also help to improve deteriorated range. may be needed at the time of planting and during dry
<br /> Windbreaks and environmental plantings are fairly well periods. Trees that are best suited and have good survival
<br /> suited to this soil. Blowing sand and low available water are Rocky Mountain juniper, eastern redcedar, ponderosa
<br /> capacity are the principal hazards in establishing trees pine, Siberian elm, Russian-olive, and hackberry. The
<br /> and shrubs. This soil is so loose that trees should be shrubs best suited are skunkbush sumac, lilac, and Siberi-
<br /> planted in shallow furrows, and vegetation is needed an peashrub.
<br /> between the rows. Supplemental irrigation may be needed Wildlife is an important secondary use of this soil.
<br /> to insure survival. Trees that are best suited and have Ring-necked pheasant, mourning dove, and many non-
<br /> good survival are Rocky Mountain juniper, eastern game species can be attracted by establishing areas for
<br /> redcedar, ponderosa pine, and Siberian elm. The shrubs nesting and escape cover. For pheasants, undisturbed
<br /> best suited are skunkbush sumac, lilac, and Siberian nesting cover is essential and should be included in plans
<br /> peashrub. for habitat development, especially in areas of intensive
<br /> Wildlife is an important secondary use of this soil. The agriculture.
<br /> cropland areas provide favorable habitat for ring-necked Rapid expansion of Greeley and the surrounding area
<br /> pheasant and mourning dove. Many nongame species can has resulted in urbanization of much of this Otero soil.
<br /> be attracted by establishing areas for nesting and escape This soil has excellent potential for urban and recrea-
<br /> cover. For pheasants, undisturbed nesting cover is essen- tional development. The only limiting feature is the
<br /> tial and should be included in plans for habitat develop- moderately rapid permeability in the substratum, which
<br /> meat, especially in areas of intensive agriculture. Range- causes a hazard of ground water contamination from
<br /> laid wildlife, for example, the pronghorn antelope, can be sewage lagoons. Lawns, shrubs, and trees grow well.
<br /> ;attracted by developing livestock watering facilities, Capability subclass Its irrilizated.
<br /> massaging livestock grazing, and reseeding where needed. 517 tero sand loam 1 to 3 percent slopes. This is a
<br /> Few areas of this soil are in major growth and ur- deep, well drained soil on plains at a eva sons 4,700 to
<br /> banized centers. The chief limiting feature is the rapid 5,250 feet. It formed in mixed outwash and eolian
<br /> Permeability in the substratum, whid'h causes a hazard of deposits. Included in mapping are small areas of soils that
<br /> ground water contamination from seepage. Potential for have loam and clay loam underlying material.
<br /> recreation is poor because of the sandy surface layer. Typically the surface layer is brown sandy loam about
<br /> Capalsility subclass IVe irrigated, Vle nonirrigated; Deep 12 inches thick. The underlying material to a depth of 60
<br /> Sand range site. inches is pale brown calcareous fine sandy loam.
<br /> .;0—Otero sandy loam, 0 to 1 percent slopes. This is a Permeability is rapid. Available water capacity is
<br /> {,rep, well drained soil on smooth plains at elevations of moderate. The effective rooting depth is 60 inches or
<br /> 4.,00 to 5.250 feet. It formed in mixed outwash and eolian more. Surface runoff is slow, and the erosion hazard is
<br /> deposits. Included in mapping are small areas of soils that low.
<br /> have loans and clay loam underlying material. This soil is used almost entirely for irrigated crops. It
<br /> Typically the surface layer is brown sandy loam about is suited to all crops commonly grown in the area. Land
<br /> 12 inches thick. The underlying material to a depth of 60 leveling, ditch lining, and installing pipelines may be
<br /> inclies is pale brown calcareous fine sandy loam. needed for proper water application.
<br /> Permeability is rapid. Available water capacity is Ail methods of irrigation are suitable, but furrow ir-
<br /> moderate. The effective rooting depth is 60 inches or rigation is the most common. Barnyard manure and com-
<br /> more. Surface runoff is slow, and the erosion hazard is mercial fertilizer are needed for top yields.
<br /> low. In nonirrigated areas this soil is suited to winter wheat,
<br /> This soil is used almost entirely for irrigated crops. It barley, and sorghum. Most of the acreage is planted to
<br /> is suited to all crops commonly grown in the area, includ- winter wheat. The predicted average yield is 2S bushels
<br /> ing corn, sugar beets, beans, alfalfa, small grain, potatoes, per acre. The soil is summer fallowed in alternate years
<br /> and onions. An example of a suitable cropping system is 3 to allow moisture accumulation. Generally precipitaiton is
<br /> to 4 years of alfalfa followed by corn, corn for silage, too low for beneficial use of fertilizer.
<br /> sugar beets, small grain, or beans. Generally, such charac- Stubble mulch farming, striperopping, and minimum til-
<br /> terist.ics as a high clay content or a rapidly permeable lage are needed to control water erosion. Terracing also
<br /> substratum slightly restrict some crops. may be needed to control water erosion.
<br /> All methods of irrigation are suitable, but furrow ir- The potential native vegetation on this range site is
<br /> rigation is the most common. Proper irrigation water dominated by sand bluestem, sand reedgrass, and blue
<br /> management is essential. Barnyard manure and commer- grams. Need leandthread, switchgrass, sideoats grama,
<br /> civil fertilizer are needed for top yields. and western wheatgrass are also prominent. Potential
<br /> Windbreaks and environmental plantings are generally production ranges from 2,200 pounds per acre in favora-
<br /> suite d to this soil. Soil blowing, the principal hazard in ble years to 1,800 pounds in unfavorable years. As range
<br /> establishing trees and shrubs, can be controlled by cul- condition deteriorates, the sand bluestem, sand reedgrass,
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