IDENTIFIERS

  • Current Taxon Name (Soil Name): MENFRO
  • OSD
  • Series Extent
  • User Site ID: 2008MO193001
  • User Pedon ID: 2008MO193001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0819301
  • NCSS Pedon Lab Data NASIS Record ID - 25857
  • Print Date: 2/17/2025

    • 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: 38.0378056
  • Std. Longitude: -90.1408889
  • Datum: WGS84
  • Country: US—United States
  • State: Missouri
  • County: MO186—Ste. Genevieve
  • MLRA: 115—Central Mississippi Valley Wooded Slopes
  • Non-MLRA Soil Survey Area: MO186—Ste. Genevieve County, Missouri
  • 7.5 Minute USGS Quad: 38090-A2—Bloomsdale, Missouri

    • PEDON

  • Describers Name: John Horton, Keith Knelle
  • Current Taxonomic Class: Fine-silty, mixed, superactive, mesic Typic 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 #: 1
  • Sampled As Information:
  • Soil Name - MENFRO
  • Taxonomic Class - Fine-silty, mixed, superactive, mesic Typic Hapludalfs
  • PSC - 10 to 61 cm.
  • Classificaton Date - 5/12/2008
  • Soil Taxonomic Edition - first edition
  • Moisture Class - udic
  • Moisture SUBClass - typic
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: Holocene Stage fine-silty loess derived from chalk
  • Landscape: hills
  • Landform: spur
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: shoulder
  • Slope Position: lower third
  • Slope Complexity: simple
  • Slope Shape Across: convex
  • Slope Shape Down: linear
  • Runoff: low
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Geology: Holocene Stage formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 5/12/2008 (actual site observation date)
  • Air Photo ID: 38090a2
  • Surface Water Kind: none observed
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - rangeland, grassland
  • 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

    0—10

    10—203

    —10—

    —193—
    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

    8

    —

    —

    67.7

    —

    145

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 10 centimeters (0.0 to 3.9 inches); brown (10YR 4/3) broken face silt loam; weak fine subangular blocky structure; friable; 3.0 very fine roots and 3.0 fine roots; 3.0 fine interstitial pores; fragments; clear smooth boundary. Lab sample # MU005463; observed in push tube
    Bt1—10 to 36 centimeters (3.9 to 14.2 inches); dark yellowish brown (10YR 4/4) broken face silt loam; moderate fine subangular blocky structure; firm; 3.0 very fine roots and 3.0 fine roots; 3.0 fine tubular pores; 12 percent faint brown (10YR 5/3), moist, silt coats on all faces of peds and 12 percent distinct brown (10YR 4/3), moist, clay films on all faces of peds; fragments; gradual smooth boundary. Lab sample # MU005464; observed in push tube
    Bt2—36 to 56 centimeters (14.2 to 22.0 inches); dark yellowish brown (10YR 4/4) broken face silty clay loam; moderate fine subangular blocky structure; firm; 0.5 very fine roots and 0.5 fine roots; 3.0 fine tubular pores; 12 percent distinct brown (10YR 4/3), moist, clay films on all faces of peds; fragments; gradual smooth boundary. Lab sample # MU005465; observed in push tube
    Bt3—56 to 79 centimeters (22.0 to 31.1 inches); dark yellowish brown (10YR 4/4) broken face silty clay loam; moderate medium prismatic structure; firm; 0.5 very fine roots and 0.5 fine roots; 0.5 fine tubular pores; 12 percent distinct pale brown (10YR 6/3), moist, silt coats on all faces of peds and 12 percent distinct brown (10YR 4/3), moist, clay films on all faces of peds; fragments; clear smooth boundary. Lab sample # MU005466; observed in push tube
    2Bt4—79 to 104 centimeters (31.1 to 40.9 inches); brown (10YR 4/3) broken face silt loam; moderate medium prismatic structure; firm; 0.5 very fine roots; 0.5 fine tubular pores; 12 percent faint light gray (10YR 7/1), moist, silt coats on all faces of peds and 35 percent distinct brown (10YR 4/3), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented very dark gray (10YR 3/1), moist, iron depletions with clear boundaries in matrix; fragments; gradual smooth boundary. Lab sample # MU005467; observed in push tube
    2Bt5—104 to 147 centimeters (40.9 to 57.9 inches); dark yellowish brown (10YR 4/4) broken face silt loam; moderate coarse prismatic structure; firm; 0.5 very fine roots; 10.0 fine tubular pores; 35 percent distinct pale brown (10YR 6/3), moist, silt coats on all faces of peds and 95 percent prominent brown (10YR 4/3), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented very dark gray (10YR 3/1), moist, iron depletions with clear boundaries in matrix; fragments; gradual smooth boundary. Lab sample # MU005468; observed in push tube
    2Bt6—147 to 203 centimeters (57.9 to 79.9 inches); yellowish brown (10YR 5/4) broken face silt loam; moderate coarse prismatic structure; firm; 10.0 fine tubular pores; 70 percent prominent dark yellowish brown (10YR 4/4), moist, clay films on all faces of peds and 70 percent prominent light gray (10YR 7/1), moist, silt coats on all faces of peds; 1 percent medium faint irregular noncoherent cemented very dark gray (10YR 3/1), moist, iron depletions with clear boundaries in matrix; fragments. Lab sample # MU005469; observed in push tube