IDENTIFIERS

  • Current Taxon Name (Soil Name): Leonard
  • OSD
  • Series Extent
  • User Site ID: 1990MO019047
  • User Pedon ID: 1990MO019047
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9001947
  • NCSS Pedon Lab Data NASIS Record ID - 28127
  • 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: 38.9801810
  • Std. Longitude: -92.1761388
  • Datum: WGS84
  • Range: R11W
  • Section: 32
  • Location Description: 1000 feet west and 1800 feet north of the SE corner sec 32, T.49 N, R. 11W.
  • State: Missouri
  • County: MO019—Boone
  • MLRA: 115—Central Mississippi Valley Wooded Slopes

    • PEDON

  • Describers Name: Fred J. Young
  • Current Taxon Kind: series
  • Pedon Type: map unit inclusion
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Sampled As Information:
  • Soil Name - Leonard
  • PSC - 20 to 71 cm.
  • Classificaton Date - 10/2/1990
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: alluvium and/or colluvium
  • Slope Position: on a slope
  • Slope Shape Across: concave
  • Slope Shape Down: concave
  • Runoff: negligible
  • Drainage Class: somewhat poorly
  • Surface Fragments: 0.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/2/1990 (actual site observation date)
  • Air Photo ID: 30
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop 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—20

    20—203

    —-

    —-
    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

    4

    —

    —

    —

    —

    914

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 20 centimeters (0.0 to 7.9 inches); brown (10YR 4/3), pale brown (10YR 6/3), dry; silty clay loam; weak fine subangular blocky structure; firm; 3.0 very fine roots; fragments; slightly acid, pH 6.2, hellige-truog; abrupt smooth boundary. Lab sample # MU021091
    Bt1—20 to 36 centimeters (7.9 to 14.2 inches); brown (10YR 5/3) silty clay; 1 percent grayish brown (10YR 5/2) fine mottles; moderate very fine subangular blocky structure; firm; 0.5 very fine roots; 60 percent faint clay films; 25 percent fine yellowish red (5YR 5/6) masses of oxidized iron; fragments; very strongly acid, pH 5.0, hellige-truog; clear smooth boundary. Lab sample # MU021092
    Bt2—36 to 51 centimeters (14.2 to 20.1 inches); brown (10YR 5/3) silty clay; moderate very fine subangular blocky structure; firm; 0.5 very fine roots; 60 percent faint clay films; fragments; very strongly acid, pH 5.0, hellige-truog; gradual smooth boundary. Lab sample # MU021093
    Btg1—51 to 81 centimeters (20.1 to 31.9 inches); light brownish gray (10YR 6/2) silty clay loam; weak fine subangular blocky structure; firm; 0.5 very fine roots; 15 percent faint clay films; 10 percent fine and medium yellowish brown (10YR 5/6) masses of oxidized iron; fragments; strongly acid, pH 5.3, hellige-truog; diffuse boundary. Lab sample # MU021094
    Btg2—81 to 130 centimeters (31.9 to 51.2 inches); light brownish gray (10YR 6/2) silt loam; weak fine prismatic parts to weak fine subangular blocky structure; firm; 15 percent brown (10YR 5/3) clay films and 15 percent manganese or iron-manganese stains; 60 percent medium and coarse yellowish brown (10YR 5/6) masses of oxidized iron; fragments; slightly acid, pH 6.1, hellige-truog; diffuse boundary. Lab sample # MU021095
    Btg3—130 to 188 centimeters (51.2 to 74.0 inches); light brownish gray (10YR 6/2) silty clay loam; weak fine prismatic parts to moderate fine subangular blocky structure; firm; 35 percent faint silt coats and 35 percent manganese or iron-manganese stains and 35 percent distinct brown (10YR 5/3) clay films; yellowish brown (10YR 5/6) masses of oxidized iron; 60 percent medium yellowish brown (10YR 5/4); fragments; slightly acid, pH 6.2, hellige-truog; clear smooth boundary. Lab sample # MU021096
    2Btg4—188 to 203 centimeters (74.0 to 79.9 inches); gray (10YR 6/1) silty clay; strong fine subangular blocky structure; very firm; 35 percent manganese or iron-manganese stains and 60 percent distinct clay films; 60 percent medium brown (7.5YR 4/4) masses of oxidized iron; fragments; slightly acid, pH 6.2, hellige-truog. Lab sample # MU021097