IDENTIFIERS

  • Current Taxon Name (Soil Name): ARMSTRONG
  • OSD
  • Series Extent
  • User Site ID: 2008MO027057
  • User Pedon ID: 2008MO027057
  • Vegetation Plot ID: 2008MO027057
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0802757
  • NCSS Pedon Lab Data NASIS Record ID - 30222
  • 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: 38.9378056
  • Std. Longitude: -91.9129444
  • Datum: WGS84
  • Township: T48N
  • Range: R9W
  • Section: 15
  • PLSS Details: 2,299 feet West and 2,329 feet South from the North East corner
  • Location Description: SW1/4, SW1/4, NE1/4, sec 15
  • Country: US—United States
  • State: Missouri
  • County: MO027—Callaway
  • MLRA: 113—Central Claypan Areas
  • Non-MLRA Soil Survey Area: MO027—Callaway County, Missouri
  • 7.5 Minute USGS Quad: 38091-H8—Kingdom City, Missouri

    • PEDON

  • Describers Name: LeAnn Bullard, Amber Marshaus, Mike Chalfant
  • Current Taxonomic Class: Fine, smectitic, mesic Aquertic Hapludalfs
  • Current Taxon Kind: series
  • Pedon Type: within range of map unit
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Missouri Pedon
  • Pedon #: 57
  • Sampled As Information:
  • Soil Name - ARMSTRONG
  • Taxonomic Class - Fine, smectitic, mesic Aquertic Hapludalfs
  • PSC - 0 to 0 cm.
  • Classificaton Date - 10/18/2007
  • 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 till derived from chert
  • Landscape: till plain
  • Landform: ridge
  • Anthropogenic Feature: cut (road, railroad, etc.)
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: summit
  • Slope Position: upper third
  • Slope Complexity: simple
  • Slope Shape Across: concave
  • Slope Shape Down: concave
  • Runoff: negligible
  • Drainage Class: somewhat poorly
  • Flooding: none flooding
  • Ponding: none ponding
  • Geology: Upper Wisconsinan Stage formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/18/2007 (actual site observation date)
  • Air Photo ID: 38091h8ne
  • Surface Water Kind: none observed
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - rural transportation
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion gully
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    FESTU

    Festuca

    fescue

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    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

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    —

    249.9

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    180

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    Ap—0 to 13 centimeters (0.0 to 5.1 inches); very dark grayish brown (10YR 3/2) rubbed silt loam; weak fine subangular blocky structure; friable; 10.0 very fine roots throughout and 0.5 medium roots throughout and 10.0 fine roots throughout; 10.0 very fine tubular and 10.0 fine tubular pores; fragments; abrupt smooth boundary.; observed in pit, small
    Bt1—13 to 53 centimeters (5.1 to 20.9 inches); brown (10YR 4/3) broken face silty clay loam; moderate medium subangular blocky structure; firm; 0.5 fine roots throughout; 0.5 very fine tubular and 0.5 fine tubular pores; 35 percent distinct light brownish gray (10YR 6/2), moist, silt coats and 35 percent prominent brown (10YR 5/3), moist, clay films; 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; 12 percent medium faint grayish brown (10YR 5/2), moist,; fragments; clear smooth boundary.; observed in pit, small
    2Bt2—53 to 137 centimeters (20.9 to 53.9 inches); yellowish brown (10YR 5/4) broken face silt loam; moderate fine subangular blocky, and moderate thin platy structure; firm; 0.5 very fine roots throughout; 0.5 very fine tubular pores; 3 percent faint clay films and 35 percent distinct light gray (10YR 7/2), moist, silt coats; 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 dark yellowish brown (10YR 4/6), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented pale brown (10YR 6/3), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented light brownish gray (10YR 6/2), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary.; observed in pit, small
    3Bt3—137 to 262 centimeters (53.9 to 103.1 inches); yellowish brown (10YR 5/4) broken face clay; moderate fine and medium subangular blocky structure; firm; 0.5 very fine tubular pores; 35 percent distinct clay films; 1 percent medium faint irregular noncoherent cemented dark red (2.5YR 3/6), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented red (2.5YR 4/8), 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 gray (10YR 5/1), 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; 1 percent by volume nonflat subangular very strongly coherent cemented 2-?-5 millimeter chert fragments; clear smooth boundary.; observed in pit, small
    3Bt4—262 to 305 centimeters (103.1 to 120.1 inches); yellowish brown (10YR 5/4) broken face clay; moderate fine and medium subangular blocky, and weak coarse prismatic structure; very firm; 35 percent prominent clay films; 1 percent medium faint irregular noncoherent cemented dark red (2.5YR 3/6), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented red (2.5YR 4/8), 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 gray (10YR 5/1), 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; 1 percent by volume nonflat subangular very strongly coherent cemented 2-?-5 millimeter chert fragments and 2 percent by volume nonflat subangular very strongly coherent cemented 2-?-75 millimeter unspecified fragments; gradual smooth boundary.; observed in pit, small
    3BC—305 to 381 centimeters (120.1 to 150.0 inches); yellowish brown (10YR 5/6) broken face loamy sand; massive; very friable; 2 percent distinct clay films; 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 5/8), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented light yellowish brown (10YR 6/4), moist, iron depletions with clear boundaries in matrix; fragments.; observed in pit, small