IDENTIFIERS

  • Current Taxon Name (Soil Name): Scholten
  • OSD
  • Series Extent
  • User Site ID: 1993MO067026M
  • User Pedon ID: 1993MO067026
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9306726
  • Print Date: 4/28/2025

    • LOCATION

  • Location In Web Soil Survey
  • AOI is roughly a square mile and pedon is marked in the center.
  • Location in SoilWeb
  • Location in Google Maps
  • Std. Latitude: 37.0517379
  • Std. Longitude: -92.8374011
  • Datum: WGS84
  • Township: T27N
  • Range: R17W
  • Section: 8
  • PLSS Details: 640 feet E and 1520 feet N of the center
  • Location Description: 640 feet east and 1520 feet north of the center of Section 7, T27N, R17W. Shrable farm. Basement excavation.
  • Map Unit: 73220—Poynor extremely gravelly silt loam, 8 to 15 percent slopes
  • State: Missouri
  • County: MO067—Douglas
  • MLRA: 116A—Ozark Highland
  • Non-MLRA Soil Survey Area: MO067—Douglas County, Missouri

    • PEDON

  • Describers Name: GAL
  • Current Taxonomic Class: Loamy-skeletal, siliceous Fragic Paleudults
  • Current Taxon Kind: taxon above family
  • Pedon Type: within range of map unit
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Scholten
  • PSC - 13 to 63 cm.
  • Classificaton Date - 4/18/2012
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Poynor
  • Taxon Kind - variant
  • Classificaton Date - 7/29/1993
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: residuum and/or slope alluvium
  • Landscape: hills
  • Landform: interfluve
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: summit
  • Slope Position: upper third
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Runoff: medium
  • Drainage Class: moderately well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/29/1993 (actual site observation date)
  • Air Photo ID: 2249-60
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - other
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    0—13

    13—191

    —-

    —-
    Setting and Climate
    Slope Slope Length USLE Upslope Length Elev. Corr. Elev Aspect MAP REAP FFD MAAT MSAT MWAT MAST MSST MWST MFFP PE Index Climate Station ID Climate Station Name Climate Station Type
    % m degrees mm mm C mm

    4

    —

    —

    507

    —

    108

    1092

    —

    —

    12.8

    —

    —

    —

    —

    —

    —

    —

    5227

    Mansfield

    TAPS
    Ap—0 to 13 centimeters (0.0 to 5.1 inches); brown (10YR 4/3) silt loam; weak very fine and fine subangular blocky parts to moderate very fine and fine granular structure; friable; 6.0 fine and medium roots throughout; 3.0 fine vesicular and tubular pores; 40 percent distinct dark brown (10YR 3/3) organic stains on faces of peds; 5 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; slightly acid, pH 6.3, hellige-truog; abrupt smooth boundary. Lab sample # MU019967. discontinuous - phpvsfiid 127932; discontinuous - phpvsfiid 127932
    Bt1—13 to 30 centimeters (5.1 to 11.8 inches); strong brown (7.5YR 5/6) gravelly silty clay loam; moderate very fine and fine subangular blocky structure; friable; 3.0 fine roots between peds; 3.0 fine vesicular and tubular pores; 10 percent distinct yellowish brown (10YR 5/4) clay films on faces of peds; 20 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; slightly acid, pH 6.3, hellige-truog; abrupt smooth boundary. Lab sample # MU019968. discontinuous - phpvsfiid 127933; discontinuous - phpvsfiid 127933
    Bt2—30 to 41 centimeters (11.8 to 16.1 inches); yellowish brown (10YR 5/4) very gravelly silt loam; 15 percent strong brown (7.5YR 5/8) fine prominent and 15 percent pale brown (10YR 6/3) fine faint mottles; moderate very fine subangular blocky structure; friable; 0.5 fine roots between peds; 3.0 fine vesicular and tubular pores; 10 percent distinct light brownish gray (10YR 6/2) clay films in root channels and/or pores; 35 percent by volume angular 2-39-75 millimeter limestone, cherty fragments; slightly acid, pH 6.3, hellige-truog; gradual smooth boundary. Lab sample # MU019969. discontinuous - phpvsfiid 127934; discontinuous - phpvsfiid 127934
    2Btx—41 to 58 centimeters (16.1 to 22.8 inches); light yellowish brown (10YR 6/4) and pale brown (10YR 6/3) very gravelly silt loam; 30 percent light brownish gray (10YR 6/2) fine distinct and 30 percent yellowish brown (10YR 5/6) fine distinct mottles; weak fine prismatic parts to moderate fine and medium subangular blocky structure; firm; brittle; 3.0 fine vesicular and tubular pores; 10 percent distinct light brownish gray (10YR 6/2) clay films in root channels and/or pores; 15 percent by volume angular 75-162-250 millimeter limestone, cherty fragments and 30 percent by volume angular 2-39-75 millimeter limestone, cherty fragments; strongly acid, pH 5.1, hellige-truog; gradual smooth boundary. Lab sample # MU019970. 35 percent brittle.; discontinuous - phpvsfiid 127935; discontinuous - phpvsfiid 127935
    3Bt3—58 to 79 centimeters (22.8 to 31.1 inches); yellowish red (5YR 5/6) extremely gravelly silty clay loam; 15 percent strong brown (7.5YR 5/8) fine distinct mottles; moderate fine subangular blocky structure; firm; 3.0 fine vesicular and tubular pores; 15 percent distinct light brownish gray (10YR 6/2) clay films in root channels and/or pores and 15 percent distinct brown (7.5YR 5/4) clay films on faces of peds; 20 percent by volume angular 75-162-250 millimeter limestone, cherty fragments and 40 percent by volume angular 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.8, hellige-truog; abrupt smooth boundary. Lab sample # MU019971. discontinuous - phpvsfiid 130972; discontinuous - phpvsfiid 130973; discontinuous - phpvsfiid 130972; discontinuous - phpvsfiid 130973
    3Bt4—79 to 107 centimeters (31.1 to 42.1 inches); strong brown (7.5YR 5/6) and yellowish red (5YR 5/6) extremely gravelly clay; moderate fine subangular blocky structure; firm; 3.0 fine vesicular and tubular pores; 4 percent distinct light yellowish brown (10YR 6/4) clay films on faces of peds and 20 percent distinct light brownish gray (10YR 6/2) clay films in root channels and/or pores and 30 percent distinct dark red (2.5YR 3/6) clay films on faces of peds; 20 percent by volume angular 75-162-250 millimeter limestone, cherty fragments and 55 percent by volume angular 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.7, hellige-truog; abrupt smooth boundary. Lab sample # MU019972. discontinuous - phpvsfiid 130974; discontinuous - phpvsfiid 130975; discontinuous - phpvsfiid 130976; discontinuous - phpvsfiid 130974; discontinuous - phpvsfiid 130975; discontinuous - phpvsfiid 130976
    3Bt5—107 to 135 centimeters (42.1 to 53.1 inches); gray (10YR 6/1) and brownish yellow (10YR 6/8) and dark red (2.5YR 3/6) extremely gravelly clay; moderate very fine and fine subangular blocky structure; firm; 0.5 fine vesicular and tubular pores; 4 percent distinct grayish brown (10YR 5/2) clay films in root channels and/or pores; 10 percent by volume angular 75-162-250 millimeter limestone, cherty fragments and 60 percent by volume angular 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.6, hellige-truog; gradual smooth boundary. Lab sample # MU019973. discontinuous - phpvsfiid 127925; discontinuous - phpvsfiid 127925
    3Bt6—135 to 155 centimeters (53.1 to 61.0 inches); dark reddish brown (2.5YR 3/4) extremely gravelly clay; 1 percent brownish yellow (10YR 6/8) fine prominent and 30 percent light gray (10YR 7/2) fine prominent mottles; weak fine subangular blocky structure; firm; 0.5 fine vesicular and tubular pores; 10 percent distinct light brownish gray (10YR 6/2) clay films on faces of peds and 10 percent distinct gray (10YR 6/1) clay films on faces of peds; 10 percent by volume angular 75-162-250 millimeter limestone, cherty fragments and 60 percent by volume angular 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.5, hellige-truog; gradual wavy boundary. Lab sample # MU019974. discontinuous - phpvsfiid 127926; discontinuous - phpvsfiid 127927; discontinuous - phpvsfiid 127926; discontinuous - phpvsfiid 127927
    3Bt7—155 to 191 centimeters (61.0 to 75.2 inches); light gray (10YR 7/1) and dark yellowish brown (10YR 3/6) extremely gravelly clay; 15 percent strong brown (7.5YR 5/6) fine prominent mottles; moderate fine subangular blocky structure; firm; 4 percent distinct gray (10YR 6/1) clay films in root channels and/or pores; 10 percent by volume angular 75-162-250 millimeter limestone, cherty fragments and 50 percent by volume angular 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.5, hellige-truog; abrupt smooth boundary. Lab sample # MU019975. discontinuous - phpvsfiid 127928; discontinuous - phpvsfiid 127928
    3Cr—191 to 213 centimeters (75.2 to 83.9 inches); dark yellowish brown (10YR 3/4) and light gray (10YR 7/1) and white (10YR 8/1) extremely gravelly clay; extremely firm*; 10 percent by volume angular 2-39-75 millimeter limestone, cherty fragments and 80 percent by volume angular 75-162-250 millimeter limestone, cherty fragments; very strongly acid, pH 4.6, hellige-truog. Lab sample # MU019976. Clay in this horizon was in small pockets between 90 percent Cr.