IDENTIFIERS

  • Current Taxon Name (Soil Name): Mexico
  • OSD
  • Series Extent
  • User Site ID: 2005MO139004
  • User Pedon ID: 2005MO139004
  • Transect:
  • User Transect ID - MexPut-22
  • Transect Stop Number - 7
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0513904
  • NCSS Pedon Lab Data NASIS Record ID - 25872
  • Print Date: 11/23/2024

    • 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: 38.9958056
  • Std. Longitude: -91.4455278
  • Datum: WGS84
  • Township: T49N
  • Range: R5W
  • Section: 23
  • PLSS Details: 1,119 feet East and 489 feet North from the South West corner
  • 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-H4—New Florence, Missouri

    • PEDON

  • Describers Name: Dennis Meinert, John Horton, Grant Butler, Mike Cook
  • Current Taxonomic Class: Fine, smectitic, mesic Vertic Epiaqualfs
  • Current Taxon Kind: series
  • Pedon Type: OSD pedon
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Missouri Pedon
  • Pedon #: 4
  • Correlated Information:
  • Soil Name - Mexico (flagged as OSD)
  • Classificaton Date - 10/31/2014
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Mexico
  • Taxon Kind - series
  • Classificaton Date - 12/6/2005
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • 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: 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: 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: 12/6/2005 (actual site observation date)
  • Air Photo ID: 38091h4nw
  • 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

    albic horizon

    aquic conditions

    argillic horizon

    lithologic discontinuity

    0—23

    0—

    0—203

    23—203

    107—

    —23—

    —1—

    —203—

    —180—

    —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

    —

    —

    242.6

    —

    75

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 23 centimeters (0.0 to 9.1 inches); very dark grayish brown (10YR 3/2) interior, grayish brown (10YR 5/2) interior, dry; silt loam; moderate medium platy, and moderate fine platy structure; friable; 0.5 fine roots throughout; 3.0 fine tubular pores; 1 percent medium faint irregular noncoherent cemented yellowish brown (10YR 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; abrupt smooth boundary. Lab sample # MU005572; observed in push tube
    Btg1—23 to 36 centimeters (9.1 to 14.2 inches); 70 percent dark grayish brown (10YR 4/2) interior and 30 percent grayish brown (10YR 5/2) interior silt loam; weak fine subangular blocky structure; friable; 0.5 fine roots throughout; 3.0 medium tubular and 3.0 fine tubular pores; 3 percent faint dark grayish brown (10YR 4/2), moist, clay films on all faces of peds and 10 percent distinct gray (10YR 6/1), moist, silt coats 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 5/8), 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; abrupt smooth boundary.; observed in push tube
    Btg2—36 to 53 centimeters (14.2 to 20.9 inches); 70 percent dark grayish brown (10YR 4/2) interior and 30 percent gray (10YR 5/1) interior clay; moderate fine subangular blocky structure; firm; 0.5 very fine roots throughout; 0.5 fine tubular pores; 5 percent distinct gray (10YR 6/1), moist, silt coats on all faces of peds and 20 percent distinct very dark grayish brown (10YR 3/2), moist, organoargillans on all faces of peds and 50 percent distinct dark gray (10YR 4/1), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented red (2.5YR 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
    Btg3—53 to 69 centimeters (20.9 to 27.2 inches); grayish brown (10YR 5/2) interior silty clay; moderate fine subangular blocky structure; firm; 0.5 very fine roots throughout; 0.5 fine tubular pores; 35 percent distinct very dark grayish brown (10YR 3/2), moist, organoargillans on surfaces along pores and 60 percent distinct grayish brown (10YR 5/2), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented yellowish brown (10YR 5/6), moist, iron depletions with clear boundaries in matrix and 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; abrupt smooth boundary.; observed in push tube
    Btg4—69 to 86 centimeters (27.2 to 33.9 inches); grayish brown (10YR 5/2) interior silty clay; weak fine subangular blocky, and weak medium prismatic structure; firm; 0.5 very 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 brown (7.5YR 4/4), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented red (2.5YR 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 and 1 percent medium faint irregular noncoherent cemented black (10YR 2/1), moist, iron depletions with clear boundaries in matrix; fragments; abrupt smooth boundary.; observed in push tube
    Btg5—86 to 107 centimeters (33.9 to 42.1 inches); light brownish gray (10YR 6/2) interior silty clay loam; moderate medium prismatic structure; firm; 0.5 very fine roots throughout; 3.0 fine tubular pores; 20 percent faint gray (2.5Y 6/1), moist, clay films on surfaces along pores; 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 dark yellowish brown (10YR 4/6), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented reddish brown (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 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
    2Btg6—107 to 135 centimeters (42.1 to 53.1 inches); gray (10YR 5/1) interior silty clay loam; moderate medium prismatic structure; firm; 0.5 very fine roots throughout; 0.5 fine tubular pores; 35 percent gray (10YR 6/1), 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 yellowish brown (10YR 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
    2Btg7—135 to 203 centimeters (53.1 to 79.9 inches); gray (10YR 5/1) interior silty clay loam; weak medium subangular blocky, and weak fine subangular blocky, and weak coarse prismatic structure; firm; 0.5 fine tubular pores; 50 percent faint gray (2.5Y 5/1), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented dark yellowish brown (10YR 4/6), 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; fragments.; observed in push tube