IDENTIFIERS

  • Current Taxon Name (Soil Name): Courtois
  • OSD
  • Series Extent
  • User Site ID: 1994MO123025M
  • User Pedon ID: 1994MO123025M
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9412325
  • NCSS Pedon Lab Data NASIS Record ID - 32136
  • 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: 37.4121666
  • Std. Longitude: -90.4555283
  • Datum: WGS84
  • Township: T32N
  • Range: R5E
  • Section: 35
  • PLSS Details: 5290 feet E and 2950 feet S of the NW corner
  • Location Description: 5290 ft. E and 2950 ft. S of NW corner of sec. 35, T. 32 N., R. 5 E.
  • Map Unit: 32E—Caneyville silt loam, 14 to 20 percent slopes73151—Caneyville-Gasconade-Bucklick complex, 15 to 25 percent slopes, rocky
  • State: Missouri
  • County: MO123—Madison
  • MLRA: 116A—Ozark Highland
  • Non-MLRA Soil Survey Area: MO123—Madison County, Missouri
  • 7.5 Minute USGS Quad: 37090-D4—Rock Pile Mountain, Missouri

    • PEDON

  • Describers Name: KEB, MC, and KWG
  • Current Taxonomic Class: Fine, mixed, active, mesic Typic Paleudalfs
  • Current Taxon Kind: series
  • Pedon Type: representative pedon for component
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Courtois
  • PSC - 10 to 60 cm.
  • Classificaton Date - 3/7/2011
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Courtois
  • Taxonomic Class - Fine, mixed, active, mesic Typic Paleudalfs
  • Taxon Kind - series
  • PSC - 10 to 60 cm.
  • Classificaton Date - 8/15/1994
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Field Measured Properties: 41 Cation exchange capacity to clay ratio


    • SITE

  • Parent Material: slope alluvium derived from mixed over residuum weathered from mixed
  • Landscape: plateau
  • Landform: structural bench
  • Geomorphic Component Hills: nose slope
  • Hill Slope Profile: footslope
  • Slope Position: upper third
  • Runoff: high
  • Drainage Class: well
  • Bedrock: dolomite (dolostone)
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/15/1994 (actual site observation date)
  • Air Photo ID: B-7
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • 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—10

    10—130

    —-

    —-
    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

    20

    —

    —

    207

    —

    150

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 10 centimeters (0.0 to 3.9 inches); dark brown (7.5YR 3/4) gravelly loam; weak fine subangular blocky parts to moderate fine granular structure; friable; 3.0 very fine to medium roots; 17 percent by volume subrounded 2-39-75 millimeter unspecified fragments; slightly acid, pH 6.4, hellige-truog; clear wavy boundary. Lab sample # MU050403
    Bt1—10 to 23 centimeters (3.9 to 9.1 inches); brown (7.5YR 4/4) gravelly loam; moderate very fine subangular blocky structure; friable; 2.0 very fine to coarse roots; 25 percent faint clay films on faces of peds; 15 percent by volume subrounded 2-39-75 millimeter unspecified fragments; moderately acid, pH 5.9, hellige-truog; clear wavy boundary. Lab sample # MU050404. patchy - phpvsfiid 163586; patchy - phpvsfiid 163586
    2Bt2—23 to 38 centimeters (9.1 to 15.0 inches); yellowish red (5YR 4/6) clay; moderate very fine and fine subangular blocky structure; firm; 2.0 very fine to medium roots; 30 percent dark reddish brown (5YR 3/4) clay films and 45 percent distinct clay films on faces of peds; 4 percent by volume subrounded 2-39-75 millimeter unspecified fragments; slightly acid, pH 6.1, hellige-truog; clear wavy boundary. Lab sample # MU050405. discontinuous - phpvsfiid 163588; discontinuous - phpvsfiid 163588
    2Bt31—38 to 58 centimeters (15.0 to 22.8 inches); 60 percent yellowish brown (10YR 5/8) and 40 percent red (2.5YR 4/6) clay; moderate very fine subangular blocky structure; very firm; 1.0 fine and medium roots; 10 percent pressure faces and 20 percent distinct clay films on faces of peds and 60 percent prominent clay films on faces of peds; 10 percent fine iron-manganese masses; 1 percent by volume subrounded 2-39-75 millimeter unspecified fragments; moderately acid, pH 6.0, hellige-truog; gradual smooth boundary. Lab sample # MU050406. Split for sampling ( 15-23" and 23-28").; continuous - phpvsfiid 163590; discontinuous - phpvsfiid 163591; continuous - phpvsfiid 163590; discontinuous - phpvsfiid 163591
    2Bt32—58 to 71 centimeters (22.8 to 28.0 inches); clay; fragments. Lab sample # MU050407
    2Bt4—71 to 86 centimeters (28.0 to 33.9 inches); strong brown (7.5YR 4/6) clay; 2 percent red (2.5YR 4/6) fine mottles; moderate fine subangular blocky structure; very firm; 1.0 fine roots; 10 percent pressure faces and 80 percent prominent clay films on faces of peds; 2 percent fine iron-manganese masses; 1 percent by volume subrounded 2-39-75 millimeter unspecified fragments; moderately acid, pH 6.0, hellige-truog; gradual smooth boundary. Lab sample # MU050408. continuous - phpvsfiid 163593; continuous - phpvsfiid 163593
    2Bt5—86 to 107 centimeters (33.9 to 42.1 inches); yellowish red (5YR 5/8) clay; moderate fine and medium subangular blocky structure; very firm; 0.5 fine roots; 20 percent distinct clay films on faces of peds and 60 percent prominent clay films on faces of peds; 2 percent fine iron-manganese masses; 1 percent by volume subrounded 2-39-75 millimeter unspecified fragments; moderately acid, pH 6.0, hellige-truog; clear smooth boundary. Lab sample # MU050409. discontinuous - phpvsfiid 163595; continuous - phpvsfiid 163594; discontinuous - phpvsfiid 163595; continuous - phpvsfiid 163594
    2Bt6—107 to 130 centimeters (42.1 to 51.2 inches); 80 percent red (2.5YR 4/6) and 20 percent brownish yellow (10YR 6/8) clay; weak fine and medium subangular blocky structure; very firm; 40 percent prominent clay films on faces of peds and 45 percent distinct clay films on faces of peds; 10 percent fine iron-manganese masses; 2 percent by volume subrounded 2-39-75 millimeter unspecified fragments; slightly acid, pH 6.2, hellige-truog. Lab sample # MU050410. discontinuous - phpvsfiid 163597; continuous - phpvsfiid 163596; discontinuous - phpvsfiid 163597; continuous - phpvsfiid 163596