IDENTIFIERS

  • Current Taxon Name (Soil Name): MARION
  • OSD
  • Series Extent
  • User Site ID: 2007MO139061
  • User Pedon ID: 2007MO139061
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0713961
  • NCSS Pedon Lab Data NASIS Record ID - 25746
  • 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: 38.8733611
  • Std. Longitude: -91.5109444
  • Datum: WGS84
  • Township: T47N
  • Range: R5W
  • Section: 6
  • PLSS Details: 403 feet West and 1,706 feet South from the North East corner
  • Country: US—United States
  • State: Missouri
  • County: MO139—Montgomery
  • MLRA: 115—Central Mississippi Valley Wooded Slopes
  • Non-MLRA Soil Survey Area: MO603—Montgomery and Warren Counties, Missouri
  • 7.5 Minute USGS Quad: 38091-G5—Americus, Missouri

    • PEDON

  • Describers Name: Keith Knelle, John Horton, Dennis Meinert
  • Current Taxonomic Class: Fine, smectitic, superactive, mesic Aquertic Chromic Hapludalfs
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Missouri Pedon
  • Pedon #: 61
  • Sampled As Information:
  • Soil Name - MARION
  • Taxonomic Class - Fine, smectitic, superactive, mesic Aquertic Chromic Hapludalfs
  • PSC - 19 to 69 cm.
  • Classificaton Date - 7/31/2007
  • Soil Taxonomic Edition - ninth edition
  • Moisture Class - udic
  • Moisture SUBClass - aquic
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: hills
  • Landform: ridge
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: summit
  • Slope Position: upper third
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Runoff: low
  • Drainage Class: somewhat poorly
  • Flooding: none flooding
  • Ponding: none ponding
  • Geology: Holocene Stage formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/31/2007 (actual site observation date)
  • Air Photo ID: 38091g4nw
  • Surface Water Kind: none observed
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • Site Obs. Cover Kind 2 - row crop
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion sheet
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    aquic conditions

    lithologic discontinuity

    0—19

    19—209

    28—209

    117—

    —19—

    —190—

    —181—

    —1—
    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

    —

    —

    252.4

    —

    125

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A/E—0 to 19 centimeters (0.0 to 7.5 inches); 50 percent grayish brown (10YR 5/2) broken face and 50 percent brown (10YR 5/3) broken face silt loam; weak fine subangular blocky structure; friable; 3.0 very fine roots throughout and 3.0 fine roots throughout; 3.0 medium tubular and 3.0 fine tubular pores; 35 percent prominent very dark gray (10YR 3/1), moist, organic stains on all faces of peds; fragments; gradual smooth boundary. Lab sample # MU004604; observed in push tube
    Bt1—19 to 28 centimeters (7.5 to 11.0 inches); 55 percent yellowish brown (10YR 5/4) broken face and 45 percent grayish brown (10YR 5/2) broken face silty clay loam; weak fine subangular blocky structure; friable; 3.0 very fine roots throughout and 3.0 fine roots throughout; 3.0 medium tubular and 3.0 fine tubular pores; 12 percent prominent light gray (10YR 7/2), moist, silt coats on all faces of peds; 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 4/6), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary.; observed in push tube
    Bt2—28 to 59 centimeters (11.0 to 23.2 inches); brown (10YR 4/3) broken face silty clay; moderate medium subangular blocky structure; firm; 0.5 fine roots throughout; 3.0 fine tubular pores; 35 percent distinct dark grayish brown (10YR 4/2), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented grayish brown (10YR 5/2), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented reddish brown (5YR 4/3), moist, iron depletions with clear boundaries in matrix; fragments; gradual smooth boundary.; observed in push tube
    Bt3—59 to 74 centimeters (23.2 to 29.1 inches); 50 percent brown (10YR 5/3) broken face and 50 percent yellowish brown (10YR 5/4) broken face silty clay; moderate medium subangular blocky structure; firm; 0.5 fine roots throughout; 0.5 fine tubular pores; 35 percent distinct brown (10YR 4/3), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 4/6), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented grayish brown (10YR 5/2), moist, iron depletions with clear boundaries in matrix; fragments; gradual smooth boundary.; observed in push tube
    Btg4—74 to 95 centimeters (29.1 to 37.4 inches); grayish brown (10YR 5/2) broken face silty clay loam; weak fine subangular blocky, and weak fine prismatic structure; friable; 0.5 fine interstitial and 0.5 fine tubular pores; 12 percent faint dark grayish brown (10YR 4/2), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 5/6), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented black (10YR 2/1), moist, iron depletions with clear boundaries in matrix; fragments; gradual smooth boundary.; observed in push tube
    2Btg5—95 to 117 centimeters (37.4 to 46.1 inches); light brownish gray (10YR 6/2) broken face silt loam; weak fine and medium angular blocky structure; firm; 0.5 medium tubular and 0.5 fine tubular pores; 12 percent faint grayish brown (10YR 5/2), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 5/6), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented brown (7.5YR 4/4), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented black (10YR 2/1), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary.; observed in push tube
    3Btg6—117 to 163 centimeters (46.1 to 64.2 inches); grayish brown (10YR 5/2) broken face silty clay loam; moderate fine subangular blocky, and moderate medium prismatic structure; firm; 3.0 fine tubular pores; 12 percent faint brown (10YR 4/3), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented brownish yellow (10YR 6/6), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented yellowish brown (10YR 5/4), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented black (10YR 2/1), moist, iron depletions with clear boundaries in matrix; 3 percent by volume subangular strongly coherent cemented mixed fragments; clear smooth boundary.; observed in push tube
    4Cg—163 to 209 centimeters (64.2 to 82.3 inches); light brownish gray (2.5Y 6/2) broken face clay; massive; very firm; 0.5 fine tubular pores; 1 percent medium faint irregular noncoherent cemented brownish yellow (10YR 6/6), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 5/6), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented black (10YR 2/1), moist, iron depletions with clear boundaries in matrix; 3 percent by volume subangular strongly coherent cemented mixed fragments.; observed in push tube