2004-06-08_REVISION - M2003021 - Laserfiche WebLink

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umciai genes Lescnpnon - wu,r,z rage ~ or ~ GEOGRAPHIC SETTING: Landform: plains, hills, ridges, terraces, and valley side slopes. Slopes: range from 0 to 20 percent. Parent material thick, calcareous loess and eolian material. Elevation: 4,000 to 6,500 feet. Mean annual precipitation: 14 to 17 inches, with peak periods of precipitation in the spring and summer. Mean annual temperature: 47 to 53 degrees F. Mean summer temperature is 68 to 76 degrees F. Frost free period: 120 to 175 days. GEOGRAPHICALLY ASSOCIATED SOILS: These aze the Baca and Colbv soils. Baca soils have more than 35 percent clay in the argillic horizon. Colby soils do not have an azgillic horizon. DRAINAGE AND PERMEABILITY: Well drained; low or medium runoff; moderate through slow permeability. iJSE AND VEGETATION: These soils are used as grazing land and as dry or irrigated cropland. Native vegetation is blue grama, western wheatgrass, green needlegrass, buffalo grass, and needleandthread. DISTRIBUTION AND EXTENT: Eastern Colorado. LRR G, MLRA 67; The series is of large extent. MI,RA OFFICE RESPONSIBLE: Salina, Kansas SERIES ESTABLISHED: Lincoln County, Colorado; about 2050 feet east and 150 feet south of the NW comer of Sec. 22, T.24S., R.56W. REMARKS: Diagnostic features recognized in this pedon include: Ochric epipedon: the zone from 0 to 4 inches. (A horizon) Argillic horizon: the zone from 4 to 18 inches. (Bt and Btk horizons) Remarks: The 3/94 revision documents a change in class from Ustollic Haplargids to Aridic Haplustalfs. The 12/99 revision reflects a change in type location to Lincoln County, Colorado in order to be in MLRA 67. Modified in January 2002 by Lee Neve to update competing series and associated soils. Taxonomic Version: Second Edition, 1999. National Cooperative Soil Survey U.S.A. http://ortho.ftw.nres.usda.gov/cgi-bin/osd/osdname.cgi?-P 4/29/2004