IDENTIFIERS

  • Current Taxon Name (Soil Name): Cairo
  • OSD
  • Series Extent
  • User Site ID: 2003MO069006
  • User Pedon ID: 2003MO069006
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0306920
  • NCSS Pedon Lab Data NASIS Record ID - 31037
  • 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: 36.4559250
  • Std. Longitude: -90.0256119
  • Datum: WGS84
  • Location Description: Campbell Quad
  • Map Unit: Ca—Cairo silty clay, occasionally flooded86079—Cairo silty clay, 0 to 1 percent slopes, occasionally flooded
  • State: Missouri
  • County: MO069—Dunklin
  • MLRA: 131—Southern Mississippi Valley Alluvium
  • Regional Office: 7—Auburn, AL
  • Non-MLRA Soil Survey Area: MO069—Dunklin County, Missouri
  • 7.5 Minute USGS Quad: 36090-D1—Campbell, Missouri

    • PEDON

  • Describers Name: BB, KG, RT
  • Current Taxonomic Class: Fine-loamy over sandy or sandy-skeletal, mixed, superactive, nonacid, thermic Fluvaquentic Epiaquepts
  • Pedon Type: within range of map unit
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Windows Pedon
  • Sampled As Information:
  • Soil Name - Cairo
  • Taxonomic Class - Fine-loamy over sandy or sandy-skeletal, mixed, superactive, nonacid, thermic Fluvaquentic Epiaquepts
  • PSC - 25 to 100 cm.
  • Classificaton Date - 10/16/2003
  • Soil Taxonomic Edition - eighth edition
  • Moisture SUBClass - aquic
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: loamy over sandy alluvium
  • Landscape: lowland
  • Landform: terrace
  • Drainage Class: poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/16/2003 (actual site observation date)
  • Air Photo ID:
  • 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
  • Yield Study ID -
    • Pedon Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    strongly contrasting textural stratification

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    83 -

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

    ochric epipedon

    cambic horizon

    0—24

    24—83

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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

    0.5

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    —

    83.2

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    Ap1—0 to 12 centimeters (0.0 to 4.7 inches); very dark grayish brown (10YR 3/2), grayish brown (10YR 5/2), dry; loam; moderate fine subangular blocky structure; friable; 3.0 very fine roots; 3.0 very fine vesicular pores; fragments; neutral, pH 7.3, pH meter; abrupt wavy boundary. Lab sample # MU024394
    Ap2—12 to 24 centimeters (4.7 to 9.4 inches); very dark grayish brown (10YR 3/2) loam; moderate thick platy structure; very strong; 1.0 very fine roots; 3.0 very fine vesicular and 1.0 medium tubular pores; fragments; neutral, pH 7.0, pH meter; abrupt wavy boundary. Lab sample # MU024395
    Bg1—24 to 48 centimeters (9.4 to 18.9 inches); very dark gray (2.5Y 3/1) sandy clay loam; moderate medium prismatic structure; very firm; 1.0 very fine roots; 5.0 very fine vesicular pores; 5 percent distinct sand coats; 1 percent fine faint and 3 percent fine prominent dark reddish brown (5YR 3/4) masses of oxidized iron; fragments; slightly acid, pH 6.3, pH meter; gradual smooth boundary. Lab sample # MU024396
    Bg2—48 to 83 centimeters (18.9 to 32.7 inches); very dark gray (2.5Y 3/1) sandy clay loam; weak medium prismatic structure; very firm; 1.0 very fine roots; 3.0 very fine vesicular and 1.0 fine tubular pores; 5 percent distinct sand coats; 2 percent fine prominent dark reddish brown (5YR 3/4) masses of oxidized iron; fragments; slightly acid, pH 6.1, pH meter; abrupt irregular boundary. Lab sample # MU024397
    2C1—83 to 122 centimeters (32.7 to 48.0 inches); light yellowish brown (2.5Y 6/3) fine sand; structureless single grain; loose; fragments; neutral, pH 6.7, pH meter; abrupt wavy boundary. Lab sample # MU024398
    2C2—122 to 146 centimeters (48.0 to 57.5 inches); light olive brown (2.5Y 5/3) fine sand; structureless single grain; loose; 1 percent fine prominent strong brown (7.5YR 5/8) masses of oxidized iron and 1 percent fine prominent black (10YR 2/1) iron-manganese masses; fragments; neutral, pH 7.0, pH meter; abrupt wavy boundary. Lab sample # MU024399
    2C3—146 to 188 centimeters (57.5 to 74.0 inches); brown (10YR 5/3) sand; structureless single grain; loose; 1 percent fine prominent strong brown (7.5YR 5/8) masses of oxidized iron and 10 percent medium distinct black (10YR 2/1) iron-manganese masses; fragments; moderately alkaline, pH 7.9, pH meter; clear smooth boundary. Lab sample # MU024400
    2C4—188 to 210 centimeters (74.0 to 82.7 inches); 80 percent olive brown (2.5Y 4/4) and 20 percent dark grayish brown (10YR 4/2) fine sand; structureless single grain; loose; fragments; moderately alkaline, pH 8.1, pH meter. Lab sample # MU024401