IDENTIFIERS

  • Current Taxon Name (Soil Name): MEXICO
  • OSD
  • Series Extent
  • User Site ID: 2005MO139007
  • User Pedon ID: 2005MO139007
  • Transect:
  • User Transect ID - MexPut-33
  • Transect Stop Number - 8
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0513907
  • NCSS Pedon Lab Data NASIS Record ID - 25874
  • Print Date: 11/26/2024

    • 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: 38.9837222
  • Std. Longitude: -91.3498056
  • Datum: WGS84
  • Township: T49N
  • Range: R4W
  • Section: 27
  • PLSS Details: 1,611 feet East and 2,225 feet North from the South West corner
  • Location Description: South of Bellflower, MO
  • Country: US—United States
  • State: Missouri
  • County: MO139—Montgomery
  • MLRA: 113—Central Claypan Areas
  • Non-MLRA Soil Survey Area: MO603—Montgomery and Warren Counties, Missouri
  • 7.5 Minute USGS Quad: 38091-H3—Bellflower South, Missouri

    • PEDON

  • Describers Name: Keith Knelle, John Horton, Mike Cook
  • Current Taxonomic Class: Fine, smectitic, mesic Vertic Epiaqualfs
  • Current Taxon Kind: series
  • Pedon Type: representative pedon for component
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Missouri Pedon
  • Pedon #: 7
  • Correlated Information:
  • Soil Name - MEXICO
  • PSC - 18 to 69 cm.
  • Classificaton Date - 2/1/2012
  • Soil Taxonomic Edition - ninth edition
  • Moisture Class - aquic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - MEXICO
  • Classificaton Date - 12/27/2005
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: Holocene Stage silty and clayey loess derived from mixed over Holocene Stage silty and clayey pedisediment derived from igneous, metamorphic and sedimentary rock
  • Landscape: till plain
  • Landform: hillslope
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Position: upper third
  • Slope Complexity: simple
  • Slope Shape Across: convex
  • Slope Shape Down: linear
  • Runoff: very high
  • Drainage Class: poorly
  • Flooding: none flooding
  • Ponding: none ponding
  • Geology: Holocene Stage formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 12/27/2005 (actual site observation date)
  • Air Photo ID: 38091h3nw
  • 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

    reduced matrix

    lithologic discontinuity

    0—18

    18—170

    18—203

    18—203

    86—

    —18—

    —152—

    —185—

    —185—

    —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

    2

    —

    —

    235.3

    —

    300

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 18 centimeters (0.0 to 7.1 inches); very dark grayish brown (10YR 3/2) broken face, brown (10YR 5/3) broken face, dry; silt loam; weak fine subangular blocky structure; friable; 3.0 fine roots throughout; 0.5 fine tubular pores; 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 5/6), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary. Lab sample # MU005588; observed in push tube
    Btg1—18 to 30 centimeters (7.1 to 11.8 inches); dark grayish brown (10YR 4/2) broken face silty clay loam; weak fine subangular blocky structure; firm; 0.5 fine roots throughout; 0.5 fine tubular pores; 12 percent distinct dark grayish brown (10YR 4/2), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented yellowish red (5YR 4/6), 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; clear wavy boundary.; observed in push tube
    Btg2—30 to 38 centimeters (11.8 to 15.0 inches); 50 percent dark grayish brown (10YR 4/2) broken face and 50 percent dark gray (10YR 4/1) broken face silty clay; moderate fine subangular blocky structure; firm; 0.5 fine roots throughout; 0.5 very fine tubular pores; 70 percent dark gray (10YR 4/1), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented yellowish red (5YR 4/6), 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 red (10R 4/6), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary.; observed in push tube
    Btg3—38 to 66 centimeters (15.0 to 26.0 inches); 70 percent gray (10YR 5/1) broken face and 30 percent dark grayish brown (10YR 4/2) broken face silty clay; moderate fine subangular blocky structure; firm; 0.5 fine roots throughout; 0.5 fine tubular pores; 35 percent faint gray (10YR 5/1), 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 yellowish brown (10YR 5/6), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary.; observed in push tube
    Btg4—66 to 86 centimeters (26.0 to 33.9 inches); 60 percent gray (10YR 6/1) broken face and 40 percent grayish brown (10YR 5/2) broken face silty clay loam; weak fine subangular blocky, and prismatic structure; firm; 0.5 fine roots throughout; 3.0 fine tubular pores; 12 percent faint gray (10YR 6/1), 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; clear smooth boundary.; observed in push tube
    2Btg5—86 to 135 centimeters (33.9 to 53.1 inches); 50 percent gray (10YR 5/1) broken face and 50 percent gray (10YR 6/1) broken face silty clay loam; weak fine subangular blocky, and prismatic structure; firm; 0.5 fine roots throughout; 12 percent faint gray (10YR 6/1), moist, clay films on all faces of peds and 12 percent distinct white (10YR 8/1), moist, silt coats on all faces of peds; 1 percent medium faint irregular noncoherent cemented yellowish red (5YR 4/6), 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; fragments; clear smooth boundary.; observed in push tube
    2Btg6—135 to 170 centimeters (53.1 to 66.9 inches); 50 percent gray (10YR 5/1) broken face and 50 percent gray (10YR 6/1) broken face silty clay loam; weak fine subangular blocky, and prismatic structure; firm; 0.5 fine roots throughout; 12 percent faint gray (10YR 6/1), moist, clay films on all faces of peds and 35 percent distinct white (10YR 8/1), moist, silt coats on all faces of peds; 1 percent medium faint irregular noncoherent cemented yellowish red (5YR 4/6), 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; fragments.; observed in push tube