IDENTIFIERS

  • Current Taxon Name (Soil Name): Armster
  • OSD
  • Series Extent
  • User Site ID: 2007MO047003
  • User Pedon ID: 2007MO047003
  • Transect:
  • User Transect ID - Lagonda-047-02
  • Lab Information:
  • Certified Lab Pedon Description - no
  • 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: 39.4419441
  • Std. Longitude: -94.2538910
  • Datum: WGS84
  • Map Unit: 10169—Lagonda silty clay loam, 9 to 14 percent slopes, eroded
  • State: Missouri
  • County: MO047—Clay
  • MLRA: 109—Iowa and Missouri Heavy Till Plain
  • Non-MLRA Soil Survey Area: MO047—Clay County, Missouri

    • PEDON

  • Describers Name: tk
  • Current Taxonomic Class: Fine, smectitic, mesic Typic Hapludalfs
  • Current Taxon Kind: taxadjunct
  • Pedon Type: within range of map unit
  • Pedon Purpose: soil survey inventory
  • Pedon Record Orgin: NASIS
  • Pedon #: 3
  • Correlated Information:
  • Soil Name - Armster
  • PSC - 36 to 86 cm.
  • Classificaton Date - 7/23/2012
  • Soil Taxonomic Edition - tenth edition
  • Moisture Class - udic
  • Moisture Subclass - udic
  • Sampled As Information:
  • Soil Name - Lagonda
  • Classificaton Date - 8/27/2007
  • Dynamic Soil Properties:
  • Erosion Class - 3
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: noncalcareous loess over till
  • Landscape: Loess covered hillslope on dissected till plain
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Position: upper third
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • Slope Shape Down: convex
  • Drainage Class: somewhat poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/27/2007 (actual site observation date)
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion sheet
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    0—8

    8—145

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    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

    12

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    —

    —

    —

    30

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    Ap—0 to 8 centimeters (0.0 to 3.1 inches); very dark grayish brown (10YR 3/2) rubbed silt loam; 5 percent sand; 20 percent clay; 10 percent brown (10YR 5/3) fine faint mottles; weak fine granular, and weak fine subangular blocky structure; friable; 3.0 fine roots; fragments; clear smooth boundary. Lab sample # 01; observed in push tube
    2Bt1—8 to 21 centimeters (3.1 to 8.3 inches); brown (10YR 4/3) rubbed silty clay loam; 15 percent sand; 35 percent clay; weak fine subangular blocky, and weak fine granular structure; friable; fragments; clear smooth boundary. Lab sample # 02; observed in push tube
    2Bt2—21 to 47 centimeters (8.3 to 18.5 inches); brown (10YR 5/3) broken face silty clay; 20 percent sand; 40 percent clay; weak fine subangular blocky structure; friable; 5 percent faint dark gray (10YR 4/1), moist, clay films on vertical faces of peds; 3 percent fine prominent irregular noncoherent cemented yellowish brown (10YR 5/4), moist, masses of oxidized iron with sharp boundaries in matrix; 1 percent by volume 2-3-5 millimeter unspecified fragments; clear smooth boundary. Lab sample # 03; observed in push tube
    2Bt3—47 to 84 centimeters (18.5 to 33.1 inches); grayish brown (2.5Y 5/2) broken face silty clay; 20 percent sand; 45 percent clay; weak fine subangular blocky structure; firm; gray (10YR 5/1), moist, clay films; 1 percent fine irregular noncoherent cemented black (N 2/0), moist, manganese masses and 5 percent fine irregular noncoherent cemented yellowish brown (10YR 5/6), moist, masses of oxidized iron and 10 percent fine irregular noncoherent cemented yellowish brown (10YR 5/4), moist, masses of oxidized iron; 3 percent by volume 2-3-5 millimeter unspecified fragments; gradual wavy boundary. Lab sample # 04; observed in push tube
    2Bt4—84 to 145 centimeters (33.1 to 57.1 inches); gray (2.5Y 6/1) broken face silty clay; 20 percent sand; 45 percent clay; weak fine subangular blocky structure; firm; dark gray (10YR 4/1), moist, clay films; 3 percent fine irregular noncoherent cemented black (N 2/0), moist, manganese masses and 3 percent strong brown (7.5YR 4/6), moist, masses of oxidized iron and 4 percent yellowish brown (10YR 5/6), moist, masses of oxidized iron and 7 percent fine irregular noncoherent cemented yellowish brown (10YR 5/8), moist, masses of oxidized iron; 5 percent by volume 2-3-5 millimeter unspecified fragments; gradual wavy boundary. Lab sample # 05; observed in push tube