IDENTIFIERS

  • Current Taxon Name (Soil Name): Marion
  • OSD
  • Series Extent
  • User Site ID: 1993MO019003
  • User Pedon ID: 1993MO019003
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9301903
  • NCSS Pedon Lab Data NASIS Record ID - 34259
  • 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: 39.0950929
  • Std. Longitude: -92.3344984
  • Datum: WGS84
  • Range: R13W
  • Section: 25
  • Location Description: 1275' E., 850' S. of NW. cormer of sec. 25, T50N, R13W.
  • State: Missouri
  • County: MO019—Boone
  • MLRA: 115—Central Mississippi Valley Wooded Slopes

    • PEDON

  • Describers Name: MWO, CAR
  • 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 - Marion
  • PSC - 33 to 84 cm.
  • Classificaton Date - 1/25/1993
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: loess derived from mixed
  • Landscape: upland
  • Landform: interfluve
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: summit
  • Slope Shape Across: convex
  • Slope Shape Down: linear
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 1/25/1993 (actual site observation date)
  • Air Photo ID: 15
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • 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

    —

    —

    —

    —

    279

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 10 centimeters (0.0 to 3.9 inches); very dark grayish brown (10YR 3/2), brown (10YR 5/3), dry; silt loam; weak medium subangular blocky parts to moderate medium granular structure; friable; 6.0 very fine and fine roots; fragments; moderately acid, pH 5.8, hellige-truog; clear smooth boundary. Lab sample # MU047215
    E—10 to 33 centimeters (3.9 to 13.0 inches); pale brown (10YR 6/3) silt loam; weak medium subangular blocky structure; very friable; 6.0 very fine and fine roots; 2 percent faint brown (10YR 4/3) clay films on faces of peds and in pores and 10 percent faint very pale brown (10YR 7/4) silt coats on faces of peds; 1 percent fine iron-manganese concretions; fragments; very strongly acid, pH 4.6, hellige-truog; abrupt smooth boundary. Lab sample # MU047216
    Bt1—33 to 43 centimeters (13.0 to 16.9 inches); dark yellowish brown (10YR 4/4) silty clay; 20 percent light brownish gray (10YR 6/2) medium distinct mottles; moderate medium subangular blocky structure; firm; 0.7 very fine and fine roots; 20 percent distinct brown (10YR 4/3) clay films in root channels and/or pores and 20 percent distinct silt coats on faces of peds; fragments; extremely acid, pH 4.2, hellige-truog; clear smooth boundary. Lab sample # MU047217
    Bt2—43 to 74 centimeters (16.9 to 29.1 inches); yellowish brown (10YR 5/4) silty clay; 30 percent light brownish gray (10YR 6/2) medium distinct mottles; moderate medium subangular blocky parts to moderate fine subangular blocky structure; firm; 0.7 very fine and fine roots; 40 percent faint brown (10YR 4/3) clay films on faces of peds and 40 percent prominent dark brown (10YR 3/3) organic stains on faces of peds; fragments; extremely acid, pH 4.2, hellige-truog; diffuse smooth boundary. Lab sample # MU047218
    Bt3—74 to 94 centimeters (29.1 to 37.0 inches); brown (10YR 5/3) silty clay; 30 percent light brownish gray (10YR 6/2) medium faint mottles; moderate medium angular blocky parts to weak fine subangular blocky structure; very firm; 0.7 very fine and fine roots; 20 percent distinct silt coats on faces of peds and 40 percent prominent dark brown (10YR 3/3) organic stains on faces of peds and 40 percent faint brown (10YR 4/3) clay films on faces of peds; 1 percent medium strong brown (7.5YR 4/6) masses of oxidized iron; fragments; extremely acid, pH 4.2, hellige-truog; gradual smooth boundary. Lab sample # MU047219. (Note: There is yellow 10YR 8/8 flakey material on some ped faces.)
    Bt4—94 to 114 centimeters (37.0 to 44.9 inches); brown (10YR 5/3) silty clay loam; 30 percent light brownish gray (10YR 6/2) medium faint mottles; moderate fine angular blocky parts to weak fine subangular blocky structure; firm; 0.7 very fine and fine roots; 20 percent distinct silt coats on faces of peds and 20 percent manganese or iron-manganese stains; 1 percent medium strong brown (7.5YR 4/6) masses of oxidized iron; fragments; extremely acid, pH 4.3, hellige-truog; gradual smooth boundary. Lab sample # MU047220
    Bt5—114 to 152 centimeters (44.9 to 59.8 inches); brown (10YR 5/3) silty clay loam; 30 percent light brownish gray (10YR 6/2) medium faint mottles; moderate medium subangular blocky parts to moderate fine subangular blocky structure; firm; 0.7 very fine roots; 40 percent distinct silt coats on faces of peds and 40 percent manganese or iron-manganese stains; 1 percent fine iron-manganese concretions and 10 percent fine strong brown (7.5YR 4/6) masses of oxidized iron; fragments; very strongly acid, pH 4.7, hellige-truog. Lab sample # MU047221