IDENTIFIERS

  • Current Taxon Name (Soil Name): Courtois
  • OSD
  • Series Extent
  • User Site ID: 1996MO221030M
  • User Pedon ID: 1996MO221030
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9622110
  • Print Date: 11/21/2024

    • 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: 37.8733933
  • Std. Longitude: -91.0167898
  • Datum: WGS84
  • State: Missouri
  • County: MO221—Washington
  • MLRA: 116A—Ozark Highland

    • PEDON

  • Describers Name: DMS, GAL
  • Current Taxonomic Class: Fine, mixed Typic Paleudalfs
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Sampled As Information:
  • Soil Name - Courtois
  • Taxonomic Class - Fine, mixed Typic Paleudalfs
  • Taxon Kind - series
  • PSC - 18 to 68 cm.
  • Classificaton Date - 4/8/1996
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: loess over residuum
  • Landscape: hills
  • Landform: interfluve
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: summit
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Surface Fragments: 0.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 4/8/1996 (actual site observation date)
  • Air Photo ID: 14
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    0—18

    18—203

    —-

    —-
    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

    5

    —

    —

    308

    —

    125

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Oi—0 to 3 centimeters (0.0 to 1.2 inches); slightly decomposed plant material; fragments. Partially decomposed twigs, roots, and leaves.
    A—3 to 13 centimeters (1.2 to 5.1 inches); brown (10YR 4/3), pale brown (10YR 6/3), dry; silt loam; weak very fine subangular blocky structure; friable; 6.0 very fine and fine roots; 3.0 very fine and fine interstitial and tubular pores; fragments; strongly acid, pH 5.2, hellige-truog; clear smooth boundary. Lab sample # MU056584
    BE—13 to 21 centimeters (5.1 to 8.3 inches); brown (10YR 5/3) and dark yellowish brown (10YR 4/6) silt loam; weak very fine and fine subangular blocky structure; friable; 2.0 very fine and fine roots; 6.0 very fine and fine tubular pores; fragments; very strongly acid, pH 4.8, hellige-truog; clear smooth boundary. Lab sample # MU056585
    Bt1—21 to 39 centimeters (8.3 to 15.4 inches); strong brown (7.5YR 5/6) silt loam; weak fine subangular blocky, and moderate very fine subangular blocky structure; firm; 0.5 very fine and fine roots; 2.0 very fine and fine tubular pores; 30 percent distinct clay films on faces of peds; fragments; very strongly acid, pH 4.9, hellige-truog; clear smooth boundary. Lab sample # MU056586. discontinuous - phpvsfiid 134396; discontinuous - phpvsfiid 134396
    Bt2—39 to 59 centimeters (15.4 to 23.2 inches); yellowish red (5YR 4/6) silty clay loam; weak fine subangular blocky, and moderate very fine subangular blocky structure; firm; 0.5 very fine and fine roots; 2.0 very fine and fine tubular pores; 30 percent distinct clay films on faces of peds; fragments; very strongly acid, pH 4.9, hellige-truog; gradual smooth boundary. Lab sample # MU056587. discontinuous - phpvsfiid 134397; discontinuous - phpvsfiid 134397
    2Bt3—59 to 84 centimeters (23.2 to 33.1 inches); dark red (2.5YR 3/6) and strong brown (7.5YR 4/6) clay; moderate very fine subangular blocky structure; very firm; 0.5 very fine and fine tubular pores; 30 percent distinct clay films on faces of peds; 5 percent by volume angular 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.7, hellige-truog; gradual smooth boundary. Lab sample # MU056588. discontinuous - phpvsfiid 134398; discontinuous - phpvsfiid 134398
    2Bt4—84 to 105 centimeters (33.1 to 41.3 inches); dark red (2.5YR 3/6) clay; strong very fine subangular blocky structure; very firm; 0.5 very fine and fine tubular pores; 60 percent distinct clay films on faces of peds; fragments; very strongly acid, pH 4.8, hellige-truog; gradual smooth boundary. Lab sample # MU056589. discontinuous - phpvsfiid 134399; discontinuous - phpvsfiid 134399
    2Bt5—105 to 130 centimeters (41.3 to 51.2 inches); dark red (2.5YR 3/6) clay; strong very fine subangular blocky structure; very firm; 0.5 very fine and fine tubular pores; 30 percent prominent manganese or iron-manganese stains on faces of peds and 60 percent distinct clay films on faces of peds; 5 percent by volume angular 2-39-75 millimeter limestone, cherty fragments; strongly acid, pH 5.1, hellige-truog; gradual smooth boundary. Lab sample # MU056590. discontinuous - phpvsfiid 134400; discontinuous - phpvsfiid 134401; discontinuous - phpvsfiid 134400; discontinuous - phpvsfiid 134401
    2Bt6—130 to 206 centimeters (51.2 to 81.1 inches); dark red (2.5YR 3/6) clay; weak medium prismatic parts to strong very fine subangular blocky structure; very firm; 10 percent prominent manganese or iron-manganese stains on faces of peds and 60 percent distinct clay films on faces of peds; fragments; slightly acid, pH 6.1, hellige-truog. Lab sample # MU056591. discontinuous - phpvsfiid 134402; discontinuous - phpvsfiid 134403; discontinuous - phpvsfiid 134402; discontinuous - phpvsfiid 134403