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Home My WebLink About20030451.tiff .17: -7 S 33 32 , `.. . � {{ ‘ 47 47 . 0,4•* 48 1 q .. ,. tr • '....'••••7 1i /� —a 67 ev _ ty "! 0033 uk.43/4 18 ?, �3 53 r ' ��. . .432 .�Q,�+ \ 324. 38 ':'�7 52 ` IR . \\ . aT' :4.1 1.ti7:b3.." l,. .BSI-C 6 32 T4M* • - 1 Iiiiiiillib : ir'C: 1 201 wate 6] ` al`'. 53 • � �.. IL. `. Ilk I A k 33 V5 4r _ !ilti A {_sj 9 4'7'. _'� 324 F i�S' r 51 ÷.% // 33� 19 . • \-)!,' ( 30 ),.! " . ''''' .7. . 32 32 C.;..1:,:ls: .-rli: - rtii,A ... i 19 \li \\, 14. . .4. 4 it r 1VM .-4‘..:.-,, dd 52 32 . % hil s r:1 _ ' gi 3 - . 33 31 '1 � 4 \. , N 2 CJs , J2 t:%&w SJLk, . `t i �. 7 A a , '' ;Y► \ 2003-0451 a WELD COUNTY, COLORADO, SOUTHERN PART 23 Windbreaks and environmental plantings of trees and The potential native vegetation is dominated by blue J ,hrubs commonly grown in the area are generally well grams. Several mid grasses, such as western wheatgrass suited to this soil. Cultivation to control competing and needleandthread, are also present. Potential produc- vegetation should be continued for as many years as tion ranges from 1,600 pounds per acre in favorable years possible following planting. Trees that are best suited and to 1,000 pounds in unfavorable years. As range condition have good survival are Rocky Mountain juniper, eastern deteriorates, the mid grasses decrease; blue grams, buf- 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- Siberian peashrub, lilac, and American plum. nuals invade the site as range condition becomes poorer. Wildlife 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- 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 grams, little bluestem, western wheatgrass, blue J. cover. For pheasants, undisturbed nesting cover is essen- grans, pubescent wheatgrass, and crested wheatgrass are tial and should be included in plans for habitat develop- suitable for seeding. The grass selected should meet the ment, especially in areas of intensive agriculture. 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 — development. Increased population growth in the survey firm prepared seedbed. Seeding early in spring has area has resulted in increased homesite construction. The proven most successful. chief limiting feature for urban development and road Windbreaks and environmental plantings of trees and — construction is the limited capacity of the soil to support shrubs commonly grown in the area are generally well a load. Septic tank absorption fields function properly, but suited to this soil. Cultivation to control competing vegetation should be continued for as many years as community sewage systems should be provided if the possible following planting. Trees that are best suited and population density increases. Because of the permeability — of the substratum, sewage lagoons must be sealed. have good survival are Rocky Mountain juniper, eastern Lawns, shrubs, and trees grow well. Capability class I ir- redcedar, ponderosa pine, Siberian elm, Russian-olive, and • rigged. The shrubs best suited are skunkbush sumac, l 32—Kim loam, 1 to 3 percent slopes. This is a deep, lilac, Siberian peashrub, and American plum. Wildlife is an important secondary use of this soil. The well drained soil on smooth plains and alluvial fans at elevations of 4,900 to 5,250 feet. It formed in mixed eolian cropland areas provide favorable habitat for ring-necked f deposit and parent sediment from a wide variety of pheasant and mourning dove. Many a species can • bedrock. Included in mapping are small areas of soils that be attracted by establishing areas for nest nesting and escape cover. For pheasants, undisturbed nesting cover is essen- have loamy sand underlying material. tial and should be included in plans for habitat develop- Typically the surface layer is brown and pale brown loam about 12 inches thick The upper 28 inches of the un- ment, especially in areas of intensive agriculture. Range- 1 derlying land wildlife, for example, the pronghorn antelope, can be ymg material is pale brown loam. The lower part to a attracted by developing livestock watering facilities, depth of 60 inches is pale brown fine sandy loam. managing livestock Permeability is moderate. Available water capacity is oten and reseeding where needed. This soil has good potential for urban and recreational high. The effective rooting depth is 60 inches or more. Surface runoff is medium, and the erosion hazard is low. development Increased population growth in the survey In irrigated areas this soil is suited to all crops com- area has resulted in increasedurband homesite construction. The chief limiting soil feature for development and road manly grown in the area, including corn, sugar beets, p beans, alfalfa, small construction is the limited capacity of this soil to support grain, potatoes, and onions. An exam- a load. Septic tank absorption fields function properly, but ple of a suitable cropping system is 3 to 4 years of alfalfa community sewage systems should be provided if the followed by corn, corn for silage, sugar beets, small grain, population density increases. Because of the permeability or beans. Land leveling, ditch lining (fig. 6), and installing of the substratum, sewage lagoons must be sealed. — pipelines may be needed for proper water applications. Lawns, shrubs, and trees grow well. Capability subclass All methods of irrigation are suitable, but furrow ir- IIe irrigated, IVe nonirrigated; Loamy Plains range site. rigation is the most common. Barnyard manure and com- 33—Kim loam, 3 to 5 percent slopes. This is a deep, mercial fertilizer are needed for top yields., wrl-drainedsoil on plains and alluvial fans at elevations In nonirrigated areas this soil is suited to winter wheat, of 4,900 to 5,250 feet. It formed in mixed eolian deposits barley, and sorghum. Most of the acreage is planted to and parent sediment from a wide variety of bedrock. In- winter wheat and is summer fallowed in alternate years cluded in mapping are small areas of soils that have to allow moisture accumulation. Generally precipitation is loamy sand underlying materiaL too low for beneficial use of fertilizer. Typically the surface layer is brown and pale brown Stubble mulch farming, striperopping, and minimum til- loam about 10 inches thick. The upper 28 inches of the un- t 'age are needed to control soil blowing and water erosion. derlying material is pale brown loam. The lower part to a Terracing also may be needed to control water erosion. depth of 60 inches is pale brown fine sandy loam. 1 24 SOIL SURVEY Permeability is moderate. Available water capacity is land wildlife, for example, the pronghorn antelope, can be high. The effective rooting depth is 60 inches or more. attracted by developing livestock watering facilities — Surface runoff is medium, and the erosion hazard is managing livestock grazing, and reseeding where needed. moderate. This soil has good potential for urban and recreationa In irrigated areas this soil is suited to crops commonly development. Increased population growth in the survey grown in the area. Perennial grasses and alfalfa or close area has resulted in increased homesite construction. The grown crops should be grown at least 60 percent of the chief limiting soil feature for urban development and roac time. Contour ditches and corrugations can be used in ir- construction is the limited capacity of this soil to supporl rigating close grown crops and pasture. Furrows, contour a load. Septic tank absorption fields function properly, but furrows, and cross slope furrows are suitable for row community sewage systems should be provided if the — crops. Sprinkler irrigation is also suggested. Keeping til- population density increases. Because of the permeability lage to a minimum and utilizing crop residue help to con- of the substratum, sewage lagoons must be sealed trol erosion. Maintaining fertility is important. Crops Lawns, shrubs, and trees grow well. Capability subclass — respond to applications of phosphorus and nitrogen. IIIe irrigated, IVe nonirrigated; Loamy Plains range site. In nonirrigated areas this soil is suited to winter wheat, barley, and sorghum. Most of the acreage is planted to 34—Kim loam, 5 to 9 percent slopes. This is a deep, winter wheat. The predicted average yield is 28 bushels well drained soil on plains and alluvial fans at elevations per acre. The soil is summer (allowed in alternate years of 4,900 to 5,250 feet. It formed in mixed eolian deposits to allow moisture accumulation. Generally precipitation is and parent sediment from a wide variety of bedrock. In- too low for beneficial use of fertilizer. eluded in mapping are small areas of soils that have Stubble mulch farming, striperopping, and minimum til- loamy sand underlying material. — lage are needed to control soil blowing and water erosion. Typically the surface layer is brown and pale brown Terracing also may be needed to control water erosion. loam about 10 inches thick. The upper 25 inches of the un- The potential native vegetation is dominated by blue derlying material is pale brown loam. The lower part to a — grams. Several mid grasses, such as western wheatgrass depth of 60 inches is pale brown fine sandy loam. and needleandthread, are also present. Potential produc- Permeability is moderate. Available water capacity is lion ranges from 1,600 pounds per acre in favorable years high. The effective rooting depth is 60 inches or more. to 1,000 pounds in unfavorable years. As range condition Surface runoff is rapid, and the erosion hazard is deteriorates, the mid grasses decrease; blue grams, buf- moderate. falograss, snakeweed, yucca, and fringed sage increase; This soil is suited to limited cropping. Intensive and forage production drops. Undesirable weeds and an- cropping PP g nuals invade the site as range condition becomes tom gut hazardous belimited m because to such of erosion. The own crops cropping s al- - Management of vegetation on this soil should be babased falfa, wheat, and barley. This soil also is suited s to r- on taking half and leaving half of the total annual produc- rigated pasture. A suitable cropping system is 3 to 4 tion. Seeding is desirable if the range is in poor condition. years of alfalfa followed by 2 years of corn and small — Sideoats grama, little bluestem, western wheatgrass, blue grain and alfalfa seeded with a nurse crop. grams, pubescent wheatgrass, and crested wheatgrass are Close grown crops can be irrigated from closely spaced suitable for seeding. The grass selected should meet the contour ditches or sprinklers. Contour furrows or sprin- seasonal requirements of livestock. It can be seeded into klers should be used for new crops. Applications of — a clean, firm sorghum stubble, or it can be drilled into a nitrogen and phosphorus help in maintaining good produc- firm prepared seedbed. Seeding early in spring has tion. proven most successful. The potential native vegetation is dominated by blue Windbreaks and environmental plantings of trees and grams. Sideoats grams, little bluestem, western wheat- - shrubs commonly grown in the area are generally well grass, and sedge are also prominent. Potential production suited to this soil. Cultivation to control competing ranges from 1,800 pounds per acre in favorable years to vegetation should be continued for as many years as 1,500 pounds in unfavorable years. As range condition possible following planting. Trees that are best suited and deteriorates, the sideoats grama and little bluestem have good survival are Rocky Mountain juniper, eastern decrease; forage production drops; and blue grams, buf- redcedar, ponderosa pine, Siberian elm, Russian-olive, and falograss, and several perennial forba and shrubs in- hackberry. The shrubs best suited are skunkbush sumac, crease. Undesirable weeds and annuals invade the site as — lilac, Siberian peashrub, and American plum. range condition becomes poorer. Wildlife is an important secondary use of this soil. The Management of vegetation should be based on taking cropland areas provide favorable habitat for ring-necked half and leaving half of the total annual production.— Seed- pheasant and mourning dove. Many nongame species can ing is desirable if the range is in poor condition. Sideoats be attracted by establishing areas for nesting and escape grams, little bluestem, western wheatgrass, and pu- cover. For pheasants, undisturbed nesting cover is essen- bescent wheatgrass are suitable for seeding. The grass tial and should be included in plans for habitat develop- selected should meet the seasonal needs of livestock. It — ment, especially in areas of intensive agriculture. Range- can be seeded into a clean, firm sorghum stubble, or it 132 SOIL SURVEY TABLE 14.--SOIL AND WATER FEATURES "albsence of an entry indicates the feature is not a concern. See text for descriptions of symbols and such terms as "rare," "brief," and "perched." The symbol < means less than; > means greater than3 Soil name and Hydro- Potential 1 High water table Bedrock map symbol logic Frequency Duration Months I Depth 1 Kind Pofrostal —. group Months Depth Hard- frost Ft In 1 2 ness action B None --- --- >6.0 Altvan --- --- >60 --- Moderate. 3•: Aquolls D Frequent---- Brief Apr-Jun,0.5-1.O,Apparent Apr-Jun >60 High. Aquents D Frequent---- Brief ' — Apr-Jun 0.5-1.O;Apparent Apr-Jun >60 High. 4a: Aquolls D Frequent-___ Brief Apr-Jun,0.5-1.S;Apparent Apr-Jun >60 High. Aquepts D Frequent---_ Brief ' — Apr-Jun;0.5-1.5IApparent Apr-Jun, >60 5, c6,a 7, 8, 9 B None --- .High. Ascalon --- >6.0 --- ;Moderate. —. 70 A Frequent---- Brief B ankard ,Mar-Jun, >6.0 1 --- >60 --_ .Lou. � 11 , 12er 2 B None — i >6.0 --_ ___ >60 --- Moderate. Br 13 A Norte--_____ __- __- Cascajo , >6.0 ___ --- , , >60 --- Low. 14, 15, 16, 17 Colby B None --- >6.0 .— � --- --- i >60 --- Low. alby B None --- >6.0 --- >60 Adena C None ' --- Low. i >60 9, 20 Low. 1 Colombo B Rare --- >6.0 --- --- >60 --- Moderate. 21 , 22 22o C None --- --- >6.0 --- --- >60 --- Low. — Da23, 24 B None to rare ___ ; Fort Collins --- >6.0 ___ --- >60 --- Low. 25, 26 B Rare Brief Haverson common. May-Sep >6.0 --- --- >60 Low. 27, 28 Heldt C None --- --- >6.0 --- ___ — >60 --- Low. 29, 30 s A None ul 3burg --- --- >6.0 '"" --- >60 --- Moderate. J 31 , 32, 33, 34-___ B None ___ Kim -"- --- I >6.0 --- >60 --- Low. 35': Loup D Rare to Brief Mar-Jun +.5-1.5 Apparent Nov-May >60 --- !Moderate. -. common. s. Boel A Occasional Brief Mar-Jun 1.5-3.5 Apparent Nov-May >60 --- ;Moderate. 36•: — Midway D None --- >6.0 --- --- 10-20 Rip- ! Low. pable ^ See footnote at end of table. Hello