IDENTIFIERS

  • Current Taxon Name (Soil Name): Leonard
  • OSD
  • Series Extent
  • User Site ID: 1992MO019009
  • User Pedon ID: 1992MO019009
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9201909
  • NCSS Pedon Lab Data NASIS Record ID - 34299
  • 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: 39.2046682
  • Std. Longitude: -92.1176991
  • Datum: WGS84
  • Range: R11W
  • Section: 14
  • Location Description: 3400 feet west and 450 feet north of the southeast corner of sec. 14, T.51N.,R.11W.
  • State: Missouri
  • County: MO019—Boone
  • MLRA: 113—Central Claypan Areas

    • PEDON

  • Describers Name: GHD
  • Current Taxon Kind: series
  • Pedon Type: within range of map unit
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Sampled As Information:
  • Soil Name - Leonard
  • PSC - 18 to 69 cm.
  • Classificaton Date - 11/18/1991
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: loess and/or till
  • Landscape: upland
  • Drainage Class: poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 11/18/1991 (actual site observation date)
  • Air Photo ID: 8
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • 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

    argillic horizon

    0—18

    18—107

    —-

    —-
    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

    3

    —

    —

    —

    —

    270

    914

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 18 centimeters (0.0 to 7.1 inches); very dark grayish brown (10YR 3/2) silt loam; moderate fine granular structure; friable; 3.0 very fine roots; fragments; slightly acid, pH 6.2, hellige-truog; abrupt smooth boundary. Lab sample # MU044133. (Note: The granular structure is in uppermost 3 inches and grades to weak fine subangular blocky structure.)
    Btg1—18 to 33 centimeters (7.1 to 13.0 inches); dark grayish brown (10YR 4/2) silty clay loam; moderate fine subangular blocky structure; friable; 3.0 very fine roots; 15 percent faint clay films on faces of peds and 15 percent faint silt coats on faces of peds; 1 percent fine iron-manganese concretions and 10 percent fine red (2.5YR 4/6) masses of oxidized iron; fragments; strongly acid, pH 5.1, hellige-truog; clear smooth boundary. Lab sample # MU044134
    Btg2—33 to 48 centimeters (13.0 to 18.9 inches); dark grayish brown (10YR 4/2) silty clay; strong fine subangular blocky structure; firm; 3.0 very fine roots and 0.1 fine roots; 35 percent faint clay films on faces of peds; 1 percent fine iron-manganese concretions and 10 percent fine dark red (2.5YR 3/6) masses of oxidized iron; fragments; very strongly acid, pH 5.0, hellige-truog; clear smooth boundary. Lab sample # MU044135
    Btg3—48 to 69 centimeters (18.9 to 27.2 inches); dark grayish brown (10YR 4/2) silty clay; moderate medium prismatic parts to strong fine subangular blocky structure; firm; 0.5 very fine roots; 15 percent faint very dark gray (10YR 3/1) organic stains and 35 percent faint clay films on faces of peds and in pores; 1 percent fine iron-manganese concretions and 10 percent fine dark yellowish brown (10YR 4/4) masses of oxidized iron; fragments; strongly acid, pH 5.5, hellige-truog; abrupt wavy boundary. Lab sample # MU044136
    2Btg4—69 to 107 centimeters (27.2 to 42.1 inches); light brownish gray (10YR 6/2) silty clay loam; weak medium prismatic parts to moderate fine subangular blocky structure; firm; 15 percent prominent very dark gray (10YR 3/1) organic stains in root channels and/or pores; 1 percent medium dark yellowish brown (10YR 4/6) masses of oxidized iron and 1 percent fine iron-manganese concretions; fragments; slightly acid, pH 6.3, hellige-truog; gradual smooth boundary. Lab sample # MU044137
    2BC—107 to 165 centimeters (42.1 to 65.0 inches); light brownish gray (10YR 6/2) silty clay loam; moderate fine subangular blocky structure; friable; 60 percent very dark gray (10YR 3/1) manganese or iron-manganese stains; 10 percent medium and coarse dark yellowish brown (10YR 4/6) masses of oxidized iron; fragments; neutral, pH 6.7, hellige-truog. Lab sample # MU044138. (Note: The iron-manganese stains are in the lower 6 inches of the horizon.)