IDENTIFIERS

  • Current Taxon Name (Soil Name): Seymour
  • OSD
  • Series Extent
  • User Site ID: 2003MO061003m
  • User Pedon ID: 2003MO061003m
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0306103
  • NCSS Pedon Lab Data NASIS Record ID - 31131
  • 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: 40.0924988
  • Std. Longitude: -93.8274994
  • Datum: WGS84
  • Township: T161N
  • Range: 26W
  • Section: 9
  • Location Description: 2700 feet east and 900 feet north of the SW cor. sec. 9., T61N., R.26W
  • Map Unit: 30235—Seymour silt loam, 2 to 5 percent slopes
  • State: Missouri
  • County: MO061—Daviess
  • Non-MLRA Soil Survey Area: MO061—Daviess County, Missouri

    • PEDON

  • Describers Name: M.S. G.L.
  • Current Taxonomic Class: Fine, smectitic Aquertic Argiudolls
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: NASIS
  • Correlated Information:
  • Soil Name - Seymour
  • PSC - 14 to 34 cm.
  • Classificaton Date - 4/12/2012
  • Soil Taxonomic Edition - eighth edition
  • Sampled As Information:
  • Soil Name - Seymour
  • Classificaton Date - 6/19/2003
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: loess
  • Landscape: losess covered hillslope on dissected till plain
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: summit
  • Slope Position: upper third
  • Slope Complexity: simple
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Runoff: very low
  • Drainage Class: somewhat poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/19/2003 (actual site observation date)
  • Air Photo ID: 6
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • Site Obs. Cover Kind 2 - row crop
  • 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

    mollic epipedon

    redox concentrations

    redox depletions with chroma 2 or less

    argillic horizon

    0—25

    10—25

    10—25

    36—234

    —-

    —-

    —-

    —-
    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

    —

    —

    291

    —

    320

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap1—0 to 10 centimeters (0.0 to 3.9 inches); very dark grayish brown (10YR 3/2) broken face, brown (10YR 5/3) broken face, dry; silt loam; 26 percent clay; moderate fine granular structure; friable; 3.0 very fine roots throughout and 1.0 coarse roots throughout; 3.0 very fine moderate-continuity vesicular pores; 75 percent faint very dark gray (10YR 3/1) organic stains on vertical faces of peds; fragments; clear smooth boundary. Lab sample # MU024260; moist when described; observed in push tube
    Ap2—10 to 25 centimeters (3.9 to 9.8 inches); 80 percent very dark grayish brown (10YR 3/2) broken face and 20 percent brown (10YR 4/3) broken face, 80 percent brown (10YR 5/3) broken face and 20 percent yellowish brown (10YR 5/4) broken face, dry; silt loam; 26 percent clay; moderate fine subangular blocky, and moderate fine granular structure; friable; 1.0 fine roots throughout; 2.0 fine moderate-continuity vesicular pores; 75 percent faint very dark gray (10YR 3/1) organic stains on vertical faces of peds; 20 percent fine distinct irregular noncoherent cemented very dark gray (10YR 3/1) manganese masses in matrix and 20 percent fine distinct irregular noncoherent cemented dark yellowish brown (10YR 4/4) masses of oxidized iron between peds; fragments; clear smooth boundary. Lab sample # MU024261; moist when described; observed in push tube. discontinuous - phpvsfiid 242321; discontinuous - phpvsfiid 242321
    Bt1—25 to 36 centimeters (9.8 to 14.2 inches); dark grayish brown (10YR 4/2) broken face silt loam; 29 percent clay; moderate fine subangular blocky, and moderate very fine subangular blocky structure; friable; 1.0 fine roots throughout; 35.0 fine moderate-continuity vesicular pores; 35 percent faint very dark grayish brown (10YR 3/2) clay films on vertical faces of peds; 35 percent fine distinct irregular noncoherent cemented dark yellowish brown (10YR 4/4) masses of oxidized iron between peds and 35 percent fine distinct irregular noncoherent cemented very dark gray (10YR 3/1) manganese masses between peds; fragments; clear smooth boundary. Lab sample # MU024262; moist when described; observed in push tube. discontinuous - phpvsfiid 242397; discontinuous - phpvsfiid 242397
    Bt2—36 to 48 centimeters (14.2 to 18.9 inches); dark grayish brown (10YR 4/2) broken face silty clay loam; 36 percent clay; strong medium subangular blocky structure; friable; 10 percent fine prominent irregular noncoherent cemented yellowish red (5YR 5/6), moist, masses of oxidized iron with diffuse boundaries in matrix and 20 percent fine prominent irregular noncoherent cemented strong brown (7.5YR 4/6), moist, masses of oxidized iron with diffuse boundaries in matrix and 35 percent fine distinct irregular noncoherent cemented manganese coatings with clear boundaries in matrix; fragments; clear smooth boundary. Lab sample # MU024263; moist when described; observed in push tube
    Bt3—48 to 74 centimeters (18.9 to 29.1 inches); brown (10YR 4/3) broken face silty clay; 41 percent clay; moderate fine prismatic parts to weak medium subangular blocky structure; 75 percent prominent clay films on vertical faces of peds; 10 percent fine prominent irregular noncoherent cemented yellowish brown (10YR 5/6), moist, masses of oxidized iron with clear boundaries in matrix and 35 percent fine prominent irregular noncoherent cemented very dark gray (10YR 3/1), moist, manganese coatings with diffuse boundaries in matrix; fragments; clear smooth boundary. Lab sample # MU024264; observed in push tube. discontinuous - phpvsfiid 243695; discontinuous - phpvsfiid 243695
    Bt4—74 to 91 centimeters (29.1 to 35.8 inches); brown (10YR 5/3) broken face silty clay; 43 percent clay; moderate fine prismatic parts to moderate fine subangular blocky structure; 20 percent fine distinct irregular noncoherent cemented yellowish brown (10YR 5/6), moist, masses of oxidized iron with diffuse boundaries in matrix and 35 percent fine prominent irregular noncoherent cemented very dark gray (10YR 3/1) manganese masses with diffuse boundaries in matrix; fragments; clear smooth boundary. Lab sample # MU024265; observed in push tube
    Bt5—91 to 112 centimeters (35.8 to 44.1 inches); silty clay; 46 percent clay; moderate fine prismatic parts to moderate fine subangular blocky structure; 30 percent fine prominent irregular noncoherent cemented dark yellowish brown (10YR 4/6), moist, masses of oxidized iron with diffuse boundaries in matrix and 35 percent fine prominent irregular noncoherent cemented very dark gray (10YR 3/1) manganese coatings with diffuse boundaries in matrix; fragments; clear smooth boundary. Lab sample # MU024266; observed in push tube
    Bt6—112 to 140 centimeters (44.1 to 55.1 inches); light brownish gray (2.5Y 6/2) silty clay loam; 36 percent clay; moderate very fine prismatic parts to moderate fine subangular blocky structure; 15 percent faint dark grayish brown (10YR 4/2) clay films on vertical faces of peds; 25 percent fine prominent irregular noncoherent cemented manganese masses with diffuse boundaries in matrix and 35 percent fine prominent irregular noncoherent cemented yellowish brown (10YR 5/6) masses of oxidized iron with diffuse boundaries in matrix; fragments; clear smooth boundary. Lab sample # MU024267; observed in push tube. discontinuous - phpvsfiid 244804; discontinuous - phpvsfiid 244804
    Bt7—140 to 165 centimeters (55.1 to 65.0 inches); dark grayish brown (2.5Y 4/2) silty clay loam; 36 percent clay; moderate fine prismatic parts to moderate fine subangular blocky structure; 15 percent prominent clay films on vertical faces of peds; 5 percent fine prominent irregular noncoherent cemented very dark gray (10YR 3/1), moist, manganese masses with diffuse boundaries in matrix and 15 percent fine prominent irregular noncoherent cemented yellowish brown (10YR 5/8) masses of oxidized iron with diffuse boundaries in matrix; fragments; clear smooth boundary. Lab sample # MU024268; observed in push tube. discontinuous - phpvsfiid 244805; discontinuous - phpvsfiid 244805
    Bt8—165 to 203 centimeters (65.0 to 79.9 inches); silty clay loam; 36 percent clay; moderate fine prismatic parts to moderate fine subangular blocky structure; 15 percent prominent light brownish gray (10YR 6/2) clay films on vertical faces of peds; 30 percent fine prominent irregular noncoherent cemented iron depletions with diffuse boundaries in matrix and 35 percent fine prominent irregular noncoherent cemented yellowish brown (10YR 5/4) masses of oxidized iron with diffuse boundaries in matrix; fragments; clear smooth boundary. Lab sample # MU024269; observed in push tube. discontinuous - phpvsfiid 244808; discontinuous - phpvsfiid 244808
    Bt9—203 to 234 centimeters (79.9 to 92.1 inches); yellowish brown (10YR 5/4) silty clay loam; 30 percent clay; moderate fine prismatic parts to weak fine subangular blocky structure; 15 percent distinct light brownish gray (10YR 6/2) clay films on vertical faces of peds; 10 percent fine distinct irregular noncoherent cemented light brownish gray (2.5Y 6/2), moist, iron depletions with diffuse boundaries in matrix and 35 percent fine prominent irregular noncoherent cemented strong brown (7.5YR 5/6) masses of oxidized iron with diffuse boundaries in matrix; fragments. Lab sample # MU024270; observed in push tube. discontinuous - phpvsfiid 244809; discontinuous - phpvsfiid 244809