The URL can be used to link to this page

Browse Search

Home My WebLink About20071880.tiff �' EE �M1 4 ! t4-'4.144175,1„;;;;;; ',...„14',9.2-- �-: `x,lyt�,-y`t +• dv r } :" F aI y7 `-` .�,L � M{t�tFrYr 't .# "�. �y �4 IL�4�� ; l \ r �� i�' L 614 .Ml Vl rr...r..R.« " t �JaA r4Ci a �. �#�) - P. �a•� � � 4.: Y+ E� hY. �+1 ' �a fit' +^; rcryryry Z .V. 9 � jy 3 Xt^�ydpA .� � S\ _ 5 }� 4`� {y N rty b 2 + <* A s' ''₹.1 --,{1-, "�F v ..� ;Ritz'a l }7 L4. +�a z ns Wrd: q ,i32 �\ ix l',..3. fr ;`; .>:?°'�^ Y�191 fl} 4 S� t ` ,'! Z. rk g5 ,� ryk w" 1?'i t� tCF ¢ { :7[[�FC T 'i . 5 144 L,---",--'7\} ' "T o,31, \t S is ka,ac„. 4-„::2. . t- I. _. ..i€i•t P . N L• t o �' } 5Pli0£ h yr r "` 'r°�" ty` w „ti`� • • 1 k vk! } of 4 r 34 x. .1kl r y, a g [--..-1-1-;1.1r, S S..1- YI' .� r.• vS.s •t•Zliklk- 117-1:1 5 i @ g 45 !h i Z1:1 .I t� t14' >.illi ..4 (� t 4 K`� k-1-'7T4,1"#--;1:-H-,:..,,,,..-'.2 ',N �` ai4 g7- 1 IYIY ' � 4�� { �.� �� ,�, � .� ��-� ?-n? $ � ' - 4 ! � w .rte {` { tI 4t 4 ¢t } �''-4.--z,;)-64 ti j .& �'�q O ` � :�1 � � ryPs }' 21s � � a"₹$ k?�' LW � v �'��,. .„.:;1/4,„,..::,„-„,..,,,,It.,,, --, -,::,,,.,,. 4- 4 r sia, �' • e Y r .�Y a ass,'-. ".' N ,a F s >': ys' _ r $F VilW�r �_ �' 'r y�p 31: 1 Vie; ra. '�, t _, &'a..ss c c r'ye" r "� � @� Cd ✓ d1� “a4 4. r `+W`". ),I I, ,. 3 5„'et t r'tl .a ! %tu4[elsL�\ ?; +s :. a.' g.cri [[ 1t ft � s � t � .? • v\ ll_ +H" h Y�iw. ,r,ydr"`� Z� Fi � �''+ {�`.Lr ��yW��r` 1 h t� :� :-4..), �� ..�YIy� � � �` " \,' 4 T '"2 -lid'r--± 1 r rt^1 f L 4 a ! j �t +CJ t F''1:'g da.... `' f, tt:\ r. ', fF yt v`L- , r a� i R£' 14 i 5 L1QITeky 2007-1880 WELD COUNTY, COLORADO, SOUTHERN PART 22 Windbreaks and environmental plantings of trees and The potential native vegetation is dominated by blue shrubs commonly grown in the area are generally well grama. Several mid grasses, such as western wheatgrass sited 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 grama, 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 grama, little bluestem, western wheatgrass. blue cover. For pheasants, undisturbed nesting cover is essen- grama, 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 a clean, firm sorghum stubble, or it can be drilled into a This soil has good potential for urban and recreational 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 community sewage systems should be provided if the vegetation should be continued for as many years as possible following planting. Trees that are best suited and population density increases. Because of the permeability have good survival are Rocky Mountain juniper, eastern of the substratum, sewage lagoons must be sealed. Lawns, shrubs, and trees grow well. Capability class I ir- redcedar, ponderosa pine, Siberian elm, Russian-olive. and rigated. hackberry. The shrubs best suited are skunkbush sumac, 32—Kim loam, 1 to 3 lilac, Siberian peashrub, and American plum. percent slopes. This is a deep, Wildlife is an important well drained soil on smooth plains and alluvial fans at secondary use of this soil. The ,r-.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 r nests e species can bedrock. Included in mapping are small areas of soils that be attracted by establishing areas for 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 me nt, especially in areas of intensive agriculture. Range- loam about 12 inches thick. The upper 28 inches of the un- me land wildlife, for example, the pronghorn antelope. can he derlying 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 grazing, and reseeding where needed. Permeability is moderate. Available water capacity is 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 surrey area has resulted in increased d homesite construction. The In irrigated areas this soil is suited to all crops com- monl chief limiting soil feature for urban development and road y grown in the area, including corn, sugar beets, construction is the limited capacity of this sod to support beans, alfalfa, small 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 tfig. 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- Ile 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. well drained soil 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 eluded 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- lage are needed to control soil blowing and water erosion. derlying material is pale brown loam. The lower part to a r- Terracing also may be needed to control water erosion. depth of 60 inches is pale brown fine sandy loam. 34 SOIL SURVEY or drilled into a firm, clean sorghum stubble. Seeding tivating only in the tree row and by leaving a strip of early in spring has proven most successful. Brush vegetation between the rows. Supplemental irrigation management can also help to improve deteriorated range. may be needed at the time of planting and during dry Windbreaks and environmental plantings are fairly well periods. Trees that are best suited and have good survival suited to this soil. Blowing sand and low available water are Rocky Mountain juniper, eastern redcedar, ponderosa capacity are the principal hazards in establishing trees pine, Siberian elm, Russian-olive, and hackberry. The and shrubs. This soil is so loose that trees should be shrubs best suited are skunkbush sumac, lilac, and Siberi- planted in shallow furrows, and vegetation is needed an peashrub. between the rows. Supplemental irrigation may be needed Wildlife is an important secondary use of this soil. to insure survival. Trees that are best suited and have Ring-necked pheasant, mourning dove, and many non- good survival are Rocky Mountain juniper, eastern game species can be attracted by establishing areas for redcedar, ponderosa pine, and Siberian elm. The shrubs nesting and escape cover. For pheasants, undisturbed best suited are skunkbush sumac, lilac, and Siberian nesting cover is essential and should be included in plans peashrub. for habitatWildlife is an important secondary use of this soil. The agriculture. developmenE, especially in areas of intensive cropland areas provide favorable habitat for ring-necked Rapid expansion of Greeley and the surrounding area pheasant and mourning dove. Many nongame species can has resulted in urbanization of much of this Otero soil, be attracted by establishing areas for nesting and escape This soil has excellent potential for urban and recrea- cover. For pheasants, undisturbed nesting cover is essen- tional development. The only limiting feature is the tial and should be included in plans for habitat develop- moderately rapid permeability in the substratum, which ment, especially in areas of intensive agriculture. Range- causes a hazard of ground water contamination from land wildlife, for example, the pronghorn antelope, can be sewage lagoons. Lawns, shrubs, and trees grow well. attracted by developing livestock watering facilities, Capability subclass IIs irrigated. managing livestock grazing, and reseeding where needed 51—Otero sandy loam, 1 to 3 percent slopes. This is a Few areas of this soil are in major growth and ur- deep, well drained soil on plains at elevations of 4,700 to banized centers. The chief limiting feature is the rapid 5,250 feet. It formed in mixed outwash and eolian permeability in the substratum, which causes a hazard of deposits. Included in mapping are small areas of soils that ground water contamination from seepage. Potential for have loam and clay loam underlying material. recreation is poor because of the sandy surface layer. Typically the surface layer is brown sandy loam about Capability subclass IVe irrigated, VIe nonirrigated; Deep 12 inches thick. The underlying material to a depth of 60 i Sand range site, inches brown 50—Otero sandy loam, 0 to 1 percent slopes. This is aPerms bil ty calcareous sandy is rapid. Available water capacity is deep, well drained soil on smooth plains at elevations of moderate. The effective rooting depth is 60 inches or 4,700 to 5,250 feet. It formed in mixed outwash and eolian more. Surface runoff is slow, and the erosion hazard is deposits. Included in mapping are small areas of soils that low. have loam and clay loam underlying material. This soil is used almost entirely for irrigated crops. It Typically the surface layer is brown sandy loam about is suited to all crops commonly grown in the area. Land 12 inches thick. The underlying material to a depth of 60 leveling, ditch lining, and installing pipelines may be inches is pale brown calcareous fine sandy loam. needed for proper water application. Permeability is rapid. Available water capacity is All methods of irrigation are suitable, but furrow ir- moderate. The effective rooting depth is 60 inches or rigation is the most common. Barnyard manure and com- more. Surface runoff is slow, and the erosion hazard is mercial fertilizer are needed for top yields. low. In ated This soil is used almost entirely for irrigated crops. It barley�a d gsorghum�s this soil suited Most ofthe acreage st plantwheat, ed to is suited to all crops commonly grown in the area, includ- winter wheat. The predicted average yield is 28 bushels ing corn, sugar beets, beans, alfalfa, small grain, potatoes, per acre. The soil is summer fallowed in alternate years and onions. An example of a suitable cropping system is 3 to allow moisture accumulation. Generally precipitaiton is to 4 years of alfalfa followed by corn, corn for silage, too low for beneficial use of fertilizer. sugar beets, small grain, or beans. Generally, such charac- Stubble mulch fanning, striperopping, and minimum til- teristics as a high clay content or a rapidly permeable lage are needed to control water erosion. Terracing also substratum slightly restrict some crops. may be needed to control water erosion. All methods of irrigation are suitable, but furrow ir- The potential native vegetation on this range site is rigation is the most common. Proper irrigation water dominated by sand bluestem, sand reedgrass, and blue management is essential. Barnyard manure and commer- grama. Needleandthread, switchgrass, sideoats grama, cial fertilizer are needed for top yields. Windbreaks and environmental plantings are and western ges from ss are alsoper prominent. Potential suited to this soil. Soil blowing, the principal hazard generally ble years productisn ranges rds 2,in poundsable years. As per acre in range establishing trees and shrubs, can be controlled by cul- condition deteriior0att s, the sand bluestem, sand reedgrass Hello