IDENTIFIERS

  • Current Taxon Name (Soil Name): ARMSTER
  • OSD
  • Series Extent
  • User Site ID: 2007MO199003
  • User Pedon ID: 2007MO199003
  • Transect:
  • User Transect ID - T07-199-03
  • Transect Stop Number - 4
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0719903
  • NCSS Pedon Lab Data NASIS Record ID - 25175
  • Print Date: 6/2/2024

    • 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: 40.5802222
  • Std. Longitude: -92.2626111
  • Datum: WGS84
  • Township: T67N
  • Range: R12W
  • Section: 29
  • PLSS Details: 1,945 feet West and 434 feet North from the South East corner
  • Country: US—United States
  • State: Missouri
  • County: MO199—Scotland
  • MLRA: 109—Iowa and Missouri Heavy Till Plain
  • Non-MLRA Soil Survey Area: MO199—Scotland County, Missouri
  • 7.5 Minute USGS Quad: 40092-E3—Kilwinning, Missouri

    • PEDON

  • Describers Name: Scott Paine
  • Current Taxonomic Class: Fine, smectitic, mesic Aquertic Argiudolls
  • Current Taxon Kind: series
  • Pedon Type: map unit inclusion
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Missouri Pedon
  • Pedon #: 3
  • Sampled As Information:
  • Soil Name - ARMSTER
  • Taxonomic Class - Fine, smectitic, mesic Aquertic Argiudolls
  • PSC - 38 to 89 cm.
  • Classificaton Date - 5/24/2007
  • Soil Taxonomic Edition - ninth edition
  • Moisture Class - udic
  • Moisture SUBClass - aquic
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

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

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 5/24/2007 (actual site observation date)
  • Air Photo ID: 40092e3ne
  • Surface Water Kind: none observed
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - hayland
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion gully
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    mollic epipedon

    argillic horizon

    0—38

    38—203

    —38—

    —165—
    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

    11

    —

    —

    244.1

    —

    255

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 20 centimeters (0.0 to 7.9 inches); very dark gray (10YR 3/1) rubbed loam; weak fine granular structure; friable; 10.0 very fine roots throughout; 10.0 very fine tubular pores; fragments; clear smooth boundary. Lab sample # MU000336; observed in push tube
    A—20 to 38 centimeters (7.9 to 15.0 inches); very dark grayish brown (10YR 3/2) interior loam; weak medium subangular blocky structure; friable; 10.0 very fine roots throughout; 10.0 very fine tubular pores; fragments; clear smooth boundary. Lab sample # MU000337; observed in push tube
    Bt1—38 to 58 centimeters (15.0 to 22.8 inches); dark brown (10YR 3/3) interior clay loam; weak medium subangular blocky structure; friable; 3.0 very fine roots throughout; 3.0 very 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 # MU000338; observed in push tube
    Bt2—58 to 76 centimeters (22.8 to 29.9 inches); brown (10YR 4/3) interior clay; weak medium subangular blocky structure; firm; 3.0 very fine roots throughout; 3.0 very fine tubular pores; 10 percent distinct very dark grayish brown (10YR 3/2), moist, organic stains on vertical faces of peds and 10 percent faint dark grayish brown (10YR 4/2), 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 grayish brown (10YR 5/2), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary. Lab sample # MU000339; observed in push tube
    Bt3—76 to 97 centimeters (29.9 to 38.2 inches); yellowish brown (10YR 5/4) interior clay loam; weak medium subangular blocky structure; firm; 3.0 very fine roots throughout; 3.0 very fine tubular pores; 5 percent faint dark grayish brown (10YR 4/2), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented yellowish red (5YR 5/6), 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 and 1 percent medium faint irregular noncoherent cemented black (10YR 2/1), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary. Lab sample # MU000340; observed in push tube
    Bt4—97 to 132 centimeters (38.2 to 52.0 inches); 60 percent yellowish brown (10YR 5/4) interior and 40 percent light brownish gray (10YR 6/2) interior clay loam; weak medium subangular blocky, and weak fine prismatic structure; firm; 0.5 very fine roots throughout; 0.5 very fine tubular pores; 5 percent faint dark grayish brown (10YR 4/2), 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 black (10YR 2/1), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary. Lab sample # MU000341; observed in push tube
    2Btk1—132 to 173 centimeters (52.0 to 68.1 inches); 70 percent yellowish brown (10YR 5/6) interior and 30 percent black (10YR 5/1) interior clay loam; weak medium angular blocky, and weak fine prismatic structure; firm; 0.5 very fine interstitial pores; 5 percent faint dark gray (10YR 4/1), 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 black (10YR 2/1), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary. Lab sample # MU000342; observed in push tube
    2Btk2—173 to 203 centimeters (68.1 to 79.9 inches); 50 percent yellowish brown (10YR 5/6) interior and 50 percent gray (10YR 6/1) interior clay loam; weak medium angular blocky, and weak medium prismatic structure; firm; 0.5 very fine interstitial pores; 1 percent medium faint irregular noncoherent cemented black (10YR 2/1), moist, iron depletions with clear boundaries in matrix; fragments. Lab sample # MU000343; observed in push tube