IDENTIFIERS

  • Current Taxon Name (Soil Name): Woodson
  • OSD
  • Series Extent
  • User Site ID: 1991MO057061
  • User Pedon ID: 1991MO057061
  • User Site Association ID: MLRA 112 - SDJR Woodson
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9105761
  • NCSS Pedon Lab Data NASIS Record ID - 33407
  • 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: 37.4750000
  • Std. Longitude: -93.7580556
  • Datum: WGS84
  • Township: T32N
  • Range: R26W
  • Section: 26
  • PLSS Details: 2300 feet E and 200 feet N of the SW corner
  • Map Unit: 40003—Woodson silt loam, 1 to 3 percent slopes40003—Woodson silt loam, 1 to 3 percent slopes
  • State: Missouri
  • County: MO057—Dade
  • MLRA: 116B—Springfield Plain
  • MLRA Soil Survey Area: NC-CLI—Clinton, MissouriNC-SPM—Springfield, Missouri
  • Non-MLRA Soil Survey Area: MO057—Dade County, Missouri
  • 7.5 Minute USGS Quad: 37093-D7—Greenfield, Missouri

    • PEDON

  • Describers Name: Max Aldrich, Charles Harwood and R. D. Chorice
  • Current Taxonomic Class: Fine, smectitic, thermic Abruptic Argiaquolls
  • Current Taxon Kind: series
  • Pedon Type: TUD pedon
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Woodson
  • PSC - 20 to 70 cm.
  • Classificaton Date - 4/18/2012
  • Moisture Class - udic
  • Moisture Subclass - aquic
  • Sampled As Information:
  • Soil Name - Woodson
  • Taxonomic Class - Fine, smectitic, thermic Abruptic Argiaquolls
  • Taxon Kind - series
  • Classificaton Date - 6/26/1991
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: silty and clayey colluvium
  • Landscape: river valley
  • Landform: paleoterrace
  • Geomorphic Component Hills: base slope
  • Hill Slope Profile: toeslope
  • Slope Complexity: simple
  • Slope Shape Across: concave
  • Slope Shape Down: linear
  • Runoff: very high
  • Drainage Class: somewhat poorly
  • Flooding: none flooding
  • Ponding: none ponding
  • Geology: Mississippian formation.
  • Surface Fragments:
  • Benchmark Soil?: yes

    • VEGETATION

  • Ecological Sites. (Click Ecological Site ID For Link to EDIT.)
    Ecological Site ID Ecological Site Name Correlation Data Classifier
    R116BY027MO Wet Footslope Prairie

    • SITE OBSERVATION

  • Observation Date: 6/26/1991 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - pastureland, tame
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • Pedon Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    abrupt textural change

    —

    20 - 48

    - 28 -

    Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    mollic epipedon

    redox concentrations

    abrupt textural change

    argillic horizon

    reduced matrix

    0—48

    20—145

    20—48

    20—145

    48—203

    —48—

    —125—

    —28—

    —125—

    —155—
    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

    1

    —

    —

    294.1

    —

    180

    1143

    —

    185

    14

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 20 centimeters (0.0 to 7.9 inches); very dark gray (10YR 3/1), gray (10YR 5/1), dry; silt loam; moderate fine and medium subangular blocky structure; slightly hard, friable; 10.0 fine roots; 1 percent fine prominent iron-manganese concretions; fragments; strongly acid, pH 5.1, hellige-truog; abrupt smooth boundary. Lab sample # MU040890. strongly acid
    Bt1—20 to 48 centimeters (7.9 to 18.9 inches); very dark gray (10YR 3/1), grayish brown (10YR 5/2), dry; clay; strong medium angular blocky structure; hard, firm; 10.0 fine roots; 60 percent prominent clay films on faces of peds; 10 percent fine dark yellowish brown (10YR 4/4) masses of reduced iron; 10 percent fine and medium carbonate masses; fragments; neutral, pH 6.6, hellige-truog; clear smooth boundary. Lab sample # MU040891. neutral
    Btg2—48 to 71 centimeters (18.9 to 28.0 inches); gray (10YR 5/1) clay; moderate medium angular blocky structure; hard, firm; 0.5 fine roots; 60 percent prominent clay films on faces of peds; 1 percent fine yellowish brown (10YR 5/6) masses of oxidized iron and 1 percent fine brown (7.5YR 5/4) masses of oxidized iron; 10 percent fine and medium carbonate masses; fragments; neutral, pH 7.2, hellige-truog; clear smooth boundary. Lab sample # MU040892. neutral
    Btg3—71 to 109 centimeters (28.0 to 42.9 inches); gray (10YR 5/1) clay; moderate medium subangular blocky structure; hard, firm; 0.5 fine roots; 60 percent prominent clay films on faces of peds; 1 percent light olive brown (2.5Y 5/4) masses of oxidized iron and 10 percent fine iron-manganese concretions; 10 percent fine and medium lime masses; fragments; slightly alkaline, pH 7.6, hellige-truog; clear wavy boundary. Lab sample # MU040893. slightly alkaline
    Btg4—109 to 145 centimeters (42.9 to 57.1 inches); gray (2.5Y 5/1) clay; moderate fine and medium angular blocky structure; hard, firm; 0.5 very fine roots; 60 percent prominent clay films on faces of peds; 10 percent fine iron-manganese concretions and 30 percent medium olive yellow (2.5Y 6/6) masses of oxidized iron; 10 percent fine and medium lime masses; fragments; slightly alkaline, pH 7.7, hellige-truog; clear wavy boundary. Lab sample # MU040894. slightly alkaline
    Btg5—145 to 200 centimeters (57.1 to 78.7 inches); gray (2.5Y 5/1) and brownish yellow (10YR 6/8) and light olive brown (2.5Y 5/6) clay loam; moderate fine angular blocky parts to strong very fine angular blocky structure; hard, firm; 40 percent prominent clay films on all faces of peds; fragments; slightly alkaline, pH 7.4, hellige-truog. Lab sample # MU040895. slightly alkaline