IDENTIFIERS

  • Current Taxon Name (Soil Name): ARMSTRONG
  • OSD
  • Series Extent
  • User Site ID: 1989MO129025
  • User Pedon ID: 1989MO129025
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M8912925
  • NCSS Pedon Lab Data NASIS Record ID - 26470
  • Print Date: 12/17/2024

    • 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: 40.5676880
  • Std. Longitude: -93.6994171
  • Datum: WGS84
  • Township: T67N
  • Range: R25W
  • Section: 35
  • PLSS Details: 110 feet east and 2440 feet south of the northwest corner
  • Map Unit: 50001—Armstrong loam, 5 to 9 percent slopes, eroded
  • Country: US—United States
  • State: Missouri
  • County: MO129—Mercer
  • MLRA: 109—Iowa and Missouri Heavy Till Plain
  • Regional Office: NC—North Central
  • Non-MLRA Soil Survey Area: MO129—Mercer County, Missouri
  • 7.5 Minute USGS Quad: 40093-E6—Pleasanton, Missouri

    • PEDON

  • Describers Name: D F Festervand
  • Current Taxonomic Class: Fine, smectitic, mesic Aquertic Hapludalfs
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: PedonPC
  • Pedon #: 25
  • Correlated Information:
  • Soil Name - ARMSTRONG
  • PSC - 15 to 65 cm.
  • Classificaton Date - 4/12/2012
  • Soil Taxonomic Edition - tenth edition
  • Moisture Class - udic
  • Moisture Subclass - aquic
  • Sampled As Information:
  • Soil Name - Armstrong
  • Classificaton Date - 10/31/2006
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: clayey till derived from mixed
  • Landscape: hills
  • Landform: hillslope
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: shoulder
  • Slope Complexity: simple
  • Slope Shape Across: concave
  • Slope Shape Down: concave
  • 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: 10/31/2006 (actual site observation date)
  • Air Photo ID: 40093e6nw
  • Surface Water Kind: none observed
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - hardwoods
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Yield Study ID -
  • 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

    redox concentrations

    redox depletions with chroma 2 or less

    aquic conditions

    0—15

    15—152

    15—152

    15—152

    15—152

    —15—

    —137—

    —137—

    —137—

    —137—
    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

    7

    —

    —

    297.8

    —

    202

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 15 centimeters (0.0 to 5.9 inches); very dark grayish brown (10YR 3/2) interior ; moderate medium subangular blocky structure; friable; 3.0 fine roots; 35 percent distinct clay films; fragments; clear smooth boundary. Lab sample # MU009838; observed in pit, small
    Bt1—15 to 33 centimeters (5.9 to 13.0 inches); brown (10YR 4/3) interior ; moderate medium subangular blocky structure; friable; 2.0 fine roots; 35 percent clay films; 1 percent gray (10YR 6/1), moist, iron depletions and 2 percent red (2.5YR 4/6), moist, masses of oxidized iron; fragments; clear smooth boundary. Lab sample # MU009839; observed in pit, small
    Bt2—33 to 66 centimeters (13.0 to 26.0 inches); brown (10YR 4/3) interior ; moderate medium subangular blocky structure; firm; 1.0 fine roots; 70 percent distinct clay films; 1 percent fine gray (10YR 6/1), moist, iron depletions and 1 percent fine iron-manganese concretions and 10 percent fine yellowish brown (10YR 5/6), moist, masses of oxidized iron and 20 percent fine red (2.5YR 4/6), moist, masses of oxidized iron; fragments; abrupt smooth boundary. Lab sample # MU009840; observed in pit, small
    Bt3—66 to 102 centimeters (26.0 to 40.2 inches); yellowish brown (10YR 5/6) interior ; weak medium subangular blocky structure; firm; 1.0 fine roots; 35 percent distinct clay films; 10 percent medium gray (10YR 6/1), moist, iron depletions and 10 percent fine red (2.5YR 5/6), moist, masses of oxidized iron and 10 percent fine iron-manganese concretions; fragments; clear smooth boundary. Lab sample # MU009841; observed in pit, small
    Bt4—102 to 130 centimeters (40.2 to 51.2 inches); yellowish brown (10YR 5/6) interior and gray (10YR 6/1) interior ; weak medium subangular blocky structure; firm; 15 percent distinct clay films; 10 percent fine strong brown (7.5YR 4/6), moist, masses of oxidized iron and 10 percent medium iron-manganese concretions; fragments; clear smooth boundary. Lab sample # MU009842; observed in pit, small
    2Bt5—130 to 152 centimeters (51.2 to 59.8 inches); strong brown (7.5YR 4/6) interior ; weak fine subangular blocky structure; firm; 15 percent distinct clay films; 10 percent medium gray (10YR 6/1), moist, iron depletions and 20 percent fine iron-manganese concretions; fragments. Lab sample # MU009843; observed in pit, small