IDENTIFIERS

  • Current Taxon Name (Soil Name): Jemerson
  • OSD
  • Series Extent
  • User Site ID: 1990MO019020
  • User Pedon ID: 1990MO019020
  • Vegetation Plot ID: 1990MO019020
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9001920
  • NCSS Pedon Lab Data NASIS Record ID - 33513
  • Print Date: 10/31/2024

    • 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: 38.7131667
  • Std. Longitude: -92.3056111
  • Datum: WGS84
  • Range: R12W
  • Section: 5
  • Location Description: 1480 feet east and 1400 feet south of the northwest corner of sec. 5, T. 45N., R. 12W
  • Map Unit: 66025—Jemerson silt loam, 0 to 3 percent slopes, rarely flooded
  • State: Missouri
  • County: MO019—Boone
  • MLRA: 115—Central Mississippi Valley Wooded Slopes
  • Non-MLRA Soil Survey Area: MO019—Boone County, Missouri

    • PEDON

  • Describers Name: F. J. Young
  • Current Taxonomic Class: Fine-silty, mixed, superactive, mesic Typic Hapludalfs
  • Current Taxon Kind: series
  • Pedon Type: OSD pedon
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Jemerson (flagged as OSD)
  • Classificaton Date - 11/4/2014
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Menfro
  • Classificaton Date - 6/13/1990
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: alluvium
  • Landscape: hills
  • Landform: hillside
  • Geomorphic Component Terraces: tread
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Runoff: medium
  • Drainage Class: well
  • Flooding: rare flooding
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/13/1990 (actual site observation date)
  • Air Photo ID: 48
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - hayland
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    TRPR2

    Trifolium pratense

    red clover

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

    ochric epipedon

    argillic horizon

    0—28

    28—170

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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

    2

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    914

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    Ap1—0 to 13 centimeters (0.0 to 5.1 inches); brown (10YR 4/3), pale brown (10YR 6/3), dry; silt loam; weak fine subangular blocky structure; very friable; 3.0 very fine roots; fragments; slightly acid, pH 6.1, hellige-truog; clear smooth boundary. Lab sample # MU037022
    Ap2—13 to 28 centimeters (5.1 to 11.0 inches); brown (10YR 4/3) and pale brown (10YR 6/3) silt loam; weak fine subangular blocky structure; very friable; 3.0 very fine roots; fragments; slightly acid, pH 6.3, hellige-truog; clear smooth boundary. Lab sample # MU037023
    Bt1—28 to 64 centimeters (11.0 to 25.2 inches); dark yellowish brown (10YR 4/4) and yellowish brown (10YR 5/4) silt loam; moderate fine prismatic parts to moderate fine subangular blocky structure; firm; 3.0 very fine roots; 60 percent faint clay films; fragments; moderately acid, pH 5.8, hellige-truog; gradual smooth boundary. Lab sample # MU037024
    Bt2—64 to 104 centimeters (25.2 to 40.9 inches); dark yellowish brown (10YR 4/4) silt loam; moderate fine prismatic parts to weak medium subangular blocky structure; firm; 3.0 very fine roots; 15 percent distinct brown (10YR 4/3) clay films on vertical faces of peds and 15 percent faint brown (10YR 5/3) silt coats on vertical faces of peds and 35 percent faint ; fragments; strongly acid, pH 5.4, hellige-truog; clear smooth boundary. Lab sample # MU037025
    Bt3—104 to 142 centimeters (40.9 to 55.9 inches); dark yellowish brown (10YR 4/4) silt loam; 10 percent brown (10YR 5/3) medium mottles; weak medium subangular blocky structure; friable; 0.5 very fine roots; 15 percent faint clay films on vertical faces of peds and 60 percent very dark grayish brown (10YR 3/2) manganese or iron-manganese stains; fragments; moderately acid, pH 5.6, hellige-truog; clear smooth boundary. Lab sample # MU037026
    Bt4—142 to 170 centimeters (55.9 to 66.9 inches); pale brown (10YR 6/3) and yellowish brown (10YR 5/6) silt loam; weak medium subangular blocky structure; friable; 0.5 very fine roots; 15 percent faint clay films and 60 percent very dark grayish brown (10YR 3/2) manganese or iron-manganese stains; fragments; moderately acid, pH 5.9, hellige-truog. Lab sample # MU037027