HomeMy WebLinkAbout951153.tiff U. S. PL'OARTMENT OF AGRICULTURE
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•' .LD COUNTY, COLORADO, SOUTHERN PAR_ 23
Windbreaks and environmental plantings of trees and The potential native vegetation is dominated by blue
It shrubs commonly grown in the area are generally well
id- grama. Several mid grasses, such as western wheatgrass
suited to this soil. Cultivation to control competing and needleandthread, are also present. Potential produc-
es egetation should be continued for -as many years as tion ranges from 1,600 pounds per acre in favorable years
s possible following planting. Trees that are best suited and to 1,000 pounds in unfavorable years. As range condition
ge have good survival are Rocky Mountain juniper, eastern deteriorates, the mid
tc grasses decrease; blue grama, buf-
te redcedar, ponderosa pine, Siberian elm, Russian-olive, and falograss, snakeweed, yucca, and fringed sage increase;
hackberry. The shrubs best suited are skunkbush sumac, and forage production drops. Undesirable weeds and an-
ir Siberian peashrub, lilac, and American plum. nuals invade the site as range condition becomes poorer.
'm kWildlife is an important secondary use of this soil. The Management of vegetation on this soil should be based
cropland areas provide favorable habitat for ring-necked on taking half and leaving half of the total annual produc-
11 •
pheasant and mourning dove. Many nongame species can tion. Seeding is desirable if the range is in poor condition.
be attracted by establishing areas for nesting and escape Sideoats grama, little bluestem, western wheatgrass, blue
. cover. For pheasants, undisturbed nesting cover is essen- grama, pubescent wheatgrass, and crested wheatgrass are
11 tial and should be included in plans for habitat develop- suitable for seeding. The grass selected should meet the
o ment, especially in areas of intensive a
io griculture. seasonal requirements of livestock. It can be seeded into
This soil has good potential for urban and recreational a clean, firm sorghum stubble, or it can be drilled into a
d development. Increased population firm growth in the survey prepared seedbed. Seeding early in spring has
,v area has resulted in increased homesite construction. The proven most successful.
03 chief limiting feature for urban development and road Windbreaks and environmental plantings of trees and
Ch construction is the limited capacity of the soil to support shrubs -commonly grown in the area are generally well
e : a load. Septic tank absorption fields function properly, but suited to this soil. Cultivation to control competing
community sewage systems should be provided if the vegetation should be continued for as many years as
. Because of the permeability possible following planting. Trees that are best suited and
Ch population density increases. have good survival are Rocky Mountain juniper, eastern
Of the substratum, sewage lagoons must be sealed.
c Lawns, shrubs, and trees grow well. Capability class I ir- redcedar, ponderosa pine, Siberian elm, Russian-olive, and
a , d. hackberry. The shrubs best suited are skunkbush sumac,
e 82 Kim loam, 1 to 3 percent slopes. This is a deep, lilac, Siberian peashrub, and American plum.
o - drained soil on smooth plains and alluvial fans at Wildlife is an important secondary use of this soil. The
';,elevations of 4,900 to 5,250 feet. It formed in mixed eolian cropland areas provide favorable habitat for ring-necked
' deposit and parent sediment from a wide variety of Pheasant and mourning dove. Many nongame species can
CI bedrock. Included in mapping be attracted by establishing areas for nesting and escape
lit' are small areas of soils that cover. For pheasants, undisturbed nesting cover is essen-
have loamy sand underlying material.
It ;,1-Typically the surface layer is brown and pale brown tial and should be included in plans for habitat develop-
I- ham about 12 inches thick. The upper 28 inches of the un- ment, especially in areas of intensive agriculture. Range-
' dallying material is pale brown loam. The lower part to a land wildlife, for example, the pronghorn antelope, can be
'es �h of 60 inches is pale brown fine sandy loam. attracted by developing livestock watering facilities,
a ''Permeability is moderate. Available water capacity is managing livestock grazing, and reseeding where needed.
Eish. The effective rooting depth is 60 inches or more. This soil has good potential for urban and recreational
ace runoff
medium, and the erosion hazard is low. development. Increased population growth in the survey
111 Irrigated areas this soil is suited to all crops com- area has resulted in increased homesite construction. The
isonly grown in the area including corn, sugar beets, chief limiting soil feature for urban development and road
' I (4.-_',' alfalfa, small grain, potatoes, and onions. An exam- construction is the limited capacity of this soil to support
r ?„,„„H.,,;:• a suitable cropping system-is 3 to 4 years of alfalfa a mload. Septic community
ag absorption should fieldl function beprovided properly,i tbut
he
o 'ed by corn, corn for silage, sugar beets, small grain, population ommunity sewage density systems ea Because be if the
���' ' ,. Land leveling, ditch lining (fig. 6), and installing str increases. lagoo of the permeability
1 •,� ,� of the substratum, sewage lagoons must be sealed.
may be needed for proper water applications. Lawns, shrubs, and trees grow well. Capability subclass
' is the of irrigation are suitable, but furrow ir- Ile irrigated, IVe nonirrigated; Loamy Plains range site.
most common. Barnyard manure and corn- 33—Kim loam, 3 to 5 percent slopes. This is a deep,
1 r fertilizer are needed for top yields.
u Y well drained soil on plains and alluvial fans at elevations
nirrigated areas this soil is suited to winter wheat, of 4,900 to 5,250 feet. It formed in mixed eolian deposits
0 . - ,£ d sorghum. Most of the acreage is planted to and parent sediment from a wide variety of bedrock. In-
r- " �.. i•wheat and is summer faliowed in alternate years eluded in mapping are small areas of soils that have
+.7 }'I moisture accumulation. Generally precipitation is loamy sand underlying material.
,i., _,for beneficial use of fertilizer. Typically the surface layer is brown and pale brown
7 , mulch farming, striperopping, and minimum til- loam about 10 inches thick. The upper 28 inches of the un-
} -�.:seeded to control soil blowing and water erosion. derlying material is pale brown loam. The lower part to a
o' .. also may be needed to control water erosion. depth of 60 inches is pale brown fine sandy loam.
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