IDENTIFIERS

  • Current Taxon Name (Soil Name): Courtois
  • OSD
  • Series Extent
  • User Site ID: 1998MO221139M
  • User Pedon ID: 1998MO221139
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9822112
  • Print Date: 12/17/2024
  • 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: 37.7580056
  • Std. Longitude: -90.7699111
  • Datum: WGS84
  • Location Description: Leo Dickey-Caladonia
  • State: Missouri
  • County: MO221—Washington
  • MLRA: 116A—Ozark Highland
  • PEDON

  • Describers Name: DMS
  • Current Taxonomic Class: Fine, mixed Oxyaquic Paleudalfs
  • Pedon Type: within range of map unit
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Sampled As Information:
  • Soil Name - Courtois
  • Taxonomic Class - Fine, mixed Oxyaquic Paleudalfs
  • Taxon Kind - series
  • PSC - 10 to 60 cm.
  • Classificaton Date - 3/6/1998
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


  • SITE

  • Parent Material: loess and/or residuum
  • Landscape: hills
  • Landform: valley side
  • Hill Slope Profile: backslope
  • Slope Position: middle third
  • Slope Shape Across: convex
  • Slope Shape Down: linear
  • Surface Fragments: 0.00 percent
  • Benchmark Soil?: no
  • VEGETATION

    SITE OBSERVATION

  • Observation Date: 3/6/1998 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - hayland
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • 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

    6

    290

    300

    Ap—0 to 10 centimeters (0.0 to 3.9 inches); brown (10YR 4/3), pale brown (10YR 6/3), dry; silty clay loam; moderate very fine granular structure; friable; 6.0 very fine and fine roots; 3.0 very fine and fine interstitial pores; 5 percent fine spherical manganese masses; fragments; neutral, pH 7.1, hellige-truog; abrupt smooth boundary. Lab sample # MU013319
    Bt1—10 to 23 centimeters (3.9 to 9.1 inches); yellowish red (5YR 4/6) silty clay loam; weak fine prismatic parts to moderate very fine subangular blocky structure; friable; 3.0 very fine and fine roots; 6.0 very fine and fine interstitial and tubular pores; 15 percent distinct clay films on faces of peds and 15 percent prominent manganese or iron-manganese stains on faces of peds; 5 percent fine spherical manganese masses; fragments; neutral, pH 7.3, hellige-truog; gradual smooth boundary. Lab sample # MU013320. discontinuous - phpvsfiid 135476; discontinuous - phpvsfiid 135477; discontinuous - phpvsfiid 135476; discontinuous - phpvsfiid 135477
    2Bt2—23 to 38 centimeters (9.1 to 15.0 inches); dark red (2.5YR 3/6) silty clay; weak fine prismatic parts to moderate very fine subangular blocky structure; firm; 1.0 very fine and fine roots; 3.0 very fine and fine interstitial and tubular pores; 15 percent prominent manganese or iron-manganese stains on faces of peds and 35 percent distinct clay films on faces of peds; 5 percent fine spherical manganese masses; fragments; slightly alkaline, pH 7.4, hellige-truog; gradual smooth boundary. Lab sample # MU013321. discontinuous - phpvsfiid 135478; discontinuous - phpvsfiid 135479; discontinuous - phpvsfiid 135478; discontinuous - phpvsfiid 135479
    2Bt3—38 to 58 centimeters (15.0 to 22.8 inches); dark reddish brown (2.5YR 3/4) silty clay; moderate fine prismatic structure; very firm; 1.0 very fine and fine roots; 3.0 very fine and fine interstitial and tubular pores; 15 percent prominent manganese or iron-manganese stains on faces of peds and 35 percent distinct clay films on faces of peds; fragments; slightly alkaline, pH 7.4, hellige-truog; gradual smooth boundary. Lab sample # MU013322. discontinuous - phpvsfiid 135480; discontinuous - phpvsfiid 135481; discontinuous - phpvsfiid 135480; discontinuous - phpvsfiid 135481
    2Bt4—58 to 91 centimeters (22.8 to 35.8 inches); dark red (2.5YR 3/6) silty clay; moderate fine prismatic structure; very firm; 1.0 very fine and fine roots; 3.0 very fine and fine interstitial and tubular pores; 35 percent distinct clay films on faces of peds and 35 percent prominent manganese or iron-manganese stains on faces of peds; fragments; neutral, pH 7.3, hellige-truog; gradual smooth boundary. Lab sample # MU013323. continuous - phpvsfiid 135483; discontinuous - phpvsfiid 135482; continuous - phpvsfiid 135483; discontinuous - phpvsfiid 135482
    2Bt5—91 to 130 centimeters (35.8 to 51.2 inches); dark reddish brown (2.5YR 3/3) clay; moderate fine prismatic structure; very firm; 1.0 very fine and fine roots; 3.0 very fine and fine interstitial and tubular pores; 35 percent prominent manganese or iron-manganese stains on faces of peds and 60 percent distinct clay films on faces of peds; fragments; neutral, pH 7.0, hellige-truog; gradual smooth boundary. Lab sample # MU013324. continuous - phpvsfiid 135484; continuous - phpvsfiid 135485; continuous - phpvsfiid 135484; continuous - phpvsfiid 135485
    2Bt6—130 to 142 centimeters (51.2 to 55.9 inches); red (2.5YR 4/6) clay; moderate fine prismatic structure; very firm; 3.0 very fine and fine interstitial and tubular pores; 60 percent distinct clay films on faces of peds and 60 percent prominent manganese or iron-manganese stains on faces of peds; fragments; neutral, pH 7.0, hellige-truog; clear smooth boundary. Lab sample # MU013325. continuous - phpvsfiid 135486; continuous - phpvsfiid 135487; continuous - phpvsfiid 135486; continuous - phpvsfiid 135487
    2Br/C—142 to 203 centimeters (55.9 to 79.9 inches); dark red (2.5YR 3/6) silty clay; moderate very fine and fine platy structure; very firm; 35 percent distinct clay films on faces of peds; fragments; neutral, pH 7.1, hellige-truog. Lab sample # MU013326. discontinuous - phpvsfiid 135488; discontinuous - phpvsfiid 135488