IDENTIFIERS

  • Current Taxon Name (Soil Name): Plato
  • OSD
  • Series Extent
  • User Site ID: 1991MO167165M
  • User Pedon ID: 1991MO167165
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9116733
  • Print Date: 9/24/2024

    • 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: 37.4489667
  • Std. Longitude: -93.6098194
  • Datum: WGS84
  • Township: T31N
  • Range: R24W
  • Section: 6
  • PLSS Details: 2560 feet N and 3150 feet E of the SW corner
  • Location Description: 2560 feet north and 3150 feet east of the southwest corner of sec. 6, T. 31 N., R. 24 W., Hines.
  • Map Unit: 73007—Plato silt loam, 1 to 3 percent slopes
  • State: Missouri
  • County: MO167—Polk
  • MLRA: 116B—Springfield Plain
  • Non-MLRA Soil Survey Area: MO167—Polk County, Missouri

    • PEDON

  • Describers Name: Richard L. Henderson, John Bowers and Richard E. McBee
  • Current Taxonomic Class: Fine, mixed Typic Fragiaqualfs
  • Current Taxon Kind: series
  • Pedon Type: within range of map unit
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Plato
  • PSC - 25 to 71 cm.
  • Classificaton Date - 4/18/2012
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Bado
  • Taxon Kind - series
  • PSC - 25 to 71 cm.
  • Classificaton Date - 3/5/1991
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: loess and/or slope alluvium derived from cherty limestone and/or residuum weathered from cherty limestone
  • Landscape: plateau
  • Landform: interfluve
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: summit
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Runoff: medium
  • Drainage Class: somewhat poorly
  • Bedrock: limestone, cherty
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 3/5/1991 (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
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    albic horizon

    argillic horizon

    fragipan

    0—10

    10—25

    25—152

    71—152

    —-

    —-

    —-

    —-
    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

    —

    —

    314

    —

    355

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 10 centimeters (0.0 to 3.9 inches); dark grayish brown (10YR 4/2), light gray (10YR 7/2), dry; silt; weak fine granular structure; friable; 10.0 medium roots; 1 percent fine dark yellowish brown (10YR 3/6) masses of oxidized iron; fragments; extremely acid, pH 4.4, hellige-truog; clear smooth boundary. Lab sample # MU010072
    E—10 to 25 centimeters (3.9 to 9.8 inches); grayish brown (10YR 5/2) silt loam; weak fine granular structure; friable; 5.0 medium roots; fragments; very strongly acid, pH 4.6, hellige-truog; clear smooth boundary. Lab sample # MU010073
    Bt1—25 to 46 centimeters (9.8 to 18.1 inches); grayish brown (10YR 5/2) and brown (10YR 5/3) and dark yellowish brown (10YR 3/6) silty clay loam; weak fine subangular blocky structure; firm; 5.0 fine roots; 30 percent distinct clay films on faces of peds; fragments; extremely acid, pH 4.4, hellige-truog; gradual smooth boundary. Lab sample # MU010074
    Bt2—46 to 71 centimeters (18.1 to 28.0 inches); dark grayish brown (10YR 4/2) and dark yellowish brown (10YR 3/4) silty clay; moderate fine subangular blocky structure; firm; 0.5 medium roots; 30 percent distinct clay films on faces of peds; fragments; extremely acid, pH 4.2, hellige-truog; clear wavy boundary. Lab sample # MU010075
    2Btx1—71 to 117 centimeters (28.0 to 46.1 inches); grayish brown (10YR 5/2) and pale brown (10YR 6/3) and dark yellowish brown (10YR 3/4) silt loam; massive; firm; brittle; 30 percent distinct clay films on faces of peds; 10 percent by volume 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.6, hellige-truog; clear wavy boundary. Lab sample # MU010076
    2Btx2—117 to 152 centimeters (46.1 to 59.8 inches); dark yellowish brown (10YR 4/6) cobbly silty clay loam; moderate fine subangular blocky structure; firm; brittle; 30 percent distinct clay films on faces of peds; 1 percent fine dark grayish brown (10YR 4/2) iron depletions; 20 percent by volume 2-39-75 millimeter limestone, cherty fragments and 45 percent by volume 75-162-250 millimeter limestone, cherty fragments; very strongly acid, pH 4.7, hellige-truog. Lab sample # MU010077