IDENTIFIERS

  • Current Taxon Name (Soil Name): WELLER
  • OSD
  • Series Extent
  • User Site ID: 2007MO113069
  • User Pedon ID: 2007MO113069
  • Vegetation Plot ID: 2007MO11369
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0711369
  • NCSS Pedon Lab Data NASIS Record ID - 26280
  • 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: 38.9343056
  • Std. Longitude: -90.8438889
  • Datum: WGS84
  • Township: T48N
  • Range: R1E
  • Section: 12
  • PLSS Details: 39 feet West and 2,166 feet North from the South East corner
  • Country: US—United States
  • State: Missouri
  • County: MO113—Lincoln
  • MLRA: 115—Central Mississippi Valley Wooded Slopes
  • Non-MLRA Soil Survey Area: MO113—Lincoln County, Missouri
  • 7.5 Minute USGS Quad: 38090-H7—Maryknoll, Missouri

    • PEDON

  • Describers Name: Keith Knelle, John Horton
  • Current Taxonomic Class: Fine, smectitic, mesic Typic Albaqualfs
  • Current Taxon Kind: series
  • Pedon Type: map unit inclusion
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Missouri Pedon
  • Pedon #: 69
  • Sampled As Information:
  • Soil Name - WELLER
  • Taxonomic Class - Fine, smectitic, mesic Typic Albaqualfs
  • PSC - 20 to 71 cm.
  • Classificaton Date - 10/30/2007
  • Soil Taxonomic Edition - ninth edition
  • Moisture Class - aquic
  • Moisture SUBClass - typic
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: river valley
  • Landform: terrace
  • Geomorphic Component Terraces: tread
  • Hill Slope Profile: summit
  • Slope Position: upper third
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Runoff: negligible
  • Drainage Class: somewhat poorly
  • Flooding: none flooding
  • Ponding: none ponding
  • Geology: Holocene Stage formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/30/2007 (actual site observation date)
  • Air Photo ID: 38090h7sw
  • 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
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    ZEMA

    Zea mays

    corn

    —

    —

    —
    Pedon Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    abrupt textural change

    —

    20 -

    - 1 -

    Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    reduced matrix

    argillic horizon

    redox concentrations

    abrupt textural change

    0—20

    0—218

    20—163

    20—218

    20—

    —20—

    —218—

    —143—

    —198—

    —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

    —

    —

    143.9

    —

    205

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 10 centimeters (0.0 to 3.9 inches); dark grayish brown (10YR 4/2) broken face silt loam; weak fine subangular blocky structure; friable; 10.0 very fine roots throughout and 10.0 fine roots throughout; 3.0 fine interstitial pores; fragments; clear smooth boundary. Lab sample # MU008421; observed in push tube
    E—10 to 20 centimeters (3.9 to 7.9 inches); dark gray (10YR 4/1) broken face silt loam; moderate fine subangular blocky structure; friable; 3.0 very fine roots throughout and 3.0 fine roots throughout; 3.0 fine interstitial pores; 35 percent prominent 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; fragments; clear smooth boundary. Lab sample # MU008422; observed in push tube
    Btg1—20 to 69 centimeters (7.9 to 27.2 inches); gray (10YR 5/1) broken face silty clay; moderate medium prismatic structure; very firm; 3.0 very fine roots throughout; 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 very dark gray (10YR 3/1), moist, iron depletions with clear boundaries in matrix; fragments; gradual smooth boundary. Lab sample # MU008423; observed in push tube
    Btg2—69 to 99 centimeters (27.2 to 39.0 inches); dark grayish brown (10YR 4/2) broken face silty clay; moderate medium prismatic structure; very firm; 0.5 very fine roots throughout; 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 4/6), moist, iron depletions with clear boundaries in matrix and 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 # MU008424; observed in push tube
    Bt—99 to 163 centimeters (39.0 to 64.2 inches); 70 percent dark yellowish brown (10YR 4/4) broken face and 30 percent grayish brown (10YR 5/2) broken face silty clay; moderate coarse prismatic structure; very firm; 0.5 very fine roots throughout; 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 very dark gray (10YR 3/1), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary. Lab sample # MU008425; observed in push tube
    Cg1—163 to 190 centimeters (64.2 to 74.8 inches); grayish brown (10YR 5/2) broken face silty clay loam; massive; firm; 3.0 fine tubular pores; 1 percent medium faint irregular noncoherent cemented brownish yellow (10YR 6/8), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented very dark gray (10YR 3/1), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary.; observed in push tube
    Cg2—190 to 218 centimeters (74.8 to 85.8 inches); gray (10YR 5/1) broken face silty clay loam; massive; firm; 0.5 fine tubular pores; 1 percent medium faint irregular noncoherent cemented reddish yellow (7.5YR 6/8), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented very dark gray (10YR 3/1), moist, iron depletions with clear boundaries in matrix; 1 percent by volume nonflat subangular strongly coherent cemented 2-?-75 millimeter chert fragments.; observed in push tube