IDENTIFIERS

  • Current Taxon Name (Soil Name): Opolis
  • OSD
  • Series Extent
  • User Site ID: 2005MO011023
  • User Pedon ID: 2005MO011023
  • Vegetation Plot ID: 2005MO011023
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0501123
  • NCSS Pedon Lab Data NASIS Record ID - 30905
  • Print Date: 2/16/2025
  • 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: 37.5065278
  • Std. Longitude: -94.5180278
  • Datum: WGS84
  • Township: T32N
  • Range: R33W
  • Section: 23
  • Map Unit: 40085—Parsons silt loam, 1 to 3 percent slopes
  • Country: US—United States
  • State: Missouri
  • County: MO011—Barton
  • MLRA: 112—Cherokee Prairies
  • Non-MLRA Soil Survey Area: MO011—Barton County, Missouri
  • 7.5 Minute USGS Quad: 37094-E5—Liberal, Missouri
  • PEDON

  • Describers Name: J.R. Perkins
  • Current Taxonomic Class: Fine, mixed, active, thermic Aquic Hapludalfs
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: NASIS
  • Correlated Information:
  • Soil Name - Opolis
  • PSC - 25 to 75 cm.
  • Classificaton Date - 1/31/2012
  • Soil Taxonomic Edition - ninth edition
  • Moisture Subclass - udic
  • Sampled As Information:
  • Soil Name - Opolis
  • Classificaton Date - 9/20/2005
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Field Measured Properties: 55.4 percent of Control section clay


  • SITE

  • Parent Material: loess over residuum weathered from clayey shale
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: summit
  • Slope Position: upper third
  • Slope Shape Across: convex
  • Slope Shape Down: linear
  • Drainage Class: moderately well
  • Bedrock: shale, clayey at 50cm
  • Geology: Pennsylvanian group .
  • Surface Fragments:
  • Benchmark Soil?: no
  • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/20/2005 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - pastureland, tame
  • 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

    ANDRO2

    APFL

    ASER3

    CHLA5

    ERYU

    PAOB

    PHLA3

    RHGL

    RUBUS

    SMILA2

    SYOR

    VEVI3

    Andropogon

    Apocynum xfloribundum [androsaemifolium x cannabinum]

    Aster ericoides

    Chasmanthium latifolium

    Eryngium yuccifolium

    Panicum obtusum

    Phyla lanceolata

    Rhus glabra

    Rubus

    Smilax

    Symphoricarpos orbiculatus

    Verbesina virginica

    bluestem

    APOCYNUM FLORIBUNDUM

    Indian woodoats

    button eryngo

    vine mesquite

    lanceleaf fogfruit

    smooth sumac

    blackberry

    greenbrier

    coralberry

    white crownbeard

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

    ochric epipedon

    albic horizon

    redox concentrations

    argillic horizon

    redox depletions with chroma 2 or less

    lithic contact

    0—18

    18—25

    25—127

    25—127

    25—127

    127—

    —-

    —-

    —-

    —-

    —-

    —-

    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

    306.3

    165

    A—0 to 18 centimeters (0.0 to 7.1 inches); dark grayish brown (10YR 4/2) exterior silt loam; 17 percent clay; moderate very fine granular structure; very friable; 10.0 very fine roots throughout; fragments; clear smooth boundary. Lab sample # MU026441; moist when described; observed in push tube
    E—18 to 25 centimeters (7.1 to 9.8 inches); grayish brown (10YR 5/2) exterior silt loam; 18 percent clay; strong fine subangular blocky parts to moderate very fine granular structure; friable; 5.0 very fine roots throughout; fragments; abrupt smooth boundary. Lab sample # MU026442; moist when described; observed in push tube
    Bt1—25 to 43 centimeters (9.8 to 16.9 inches); dark yellowish brown (10YR 4/4) exterior clay; 63 percent clay; strong medium subangular blocky structure; very firm; 3.0 very fine roots throughout; 5 percent light brownish gray (10YR 6/2), moist, skeletans on surfaces along root channels and 20 percent prominent dark brown (10YR 3/3), moist, clay films; 5 percent red (2.5YR 4/6), moist, masses of oxidized iron; 2 percent by volume 5-20-75 millimeter chert fragments; gradual smooth boundary. Lab sample # MU026443; moist when described; observed in push tube. continuous - phpvsfiid 295353; continuous - phpvsfiid 295353
    Bt2—43 to 69 centimeters (16.9 to 27.2 inches); brown (10YR 4/3) exterior clay; 55 percent clay; strong fine subangular blocky structure; very firm; 3.0 very fine roots throughout; 5 percent gray (10YR 6/1), moist, skeletans and 25 percent prominent dark yellowish brown (10YR 4/4), moist, clay films; 10 percent strong brown (7.5YR 4/6), moist, masses of oxidized iron; fragments; gradual wavy boundary. Lab sample # MU026444; moist when described; observed in push tube. discontinuous - phpvsfiid 295356; discontinuous - phpvsfiid 295356
    2Bt3—69 to 127 centimeters (27.2 to 50.0 inches); 60 percent light gray (10YR 7/2) exterior and 40 percent grayish brown (10YR 5/2) exterior gravelly clay loam; 25 percent sand; 39 percent clay; moderate thin platy, and moderate thick platy structure; firm; 0.8 very fine roots throughout; 5 percent distinct pale brown (10YR 6/3), moist, clay films; 35 percent strong brown (7.5YR 5/8), moist, masses of oxidized iron and 35 percent manganese coatings between peds; 15 percent by volume 5-20-75 millimeter sandstone, unspecified fragments; clear smooth boundary. Lab sample # MU026445; moist when described; observed in push tube. patchy - phpvsfiid 295358; patchy - phpvsfiid 295358
    2R—127 centimeters (50.0 inches); fragments.; observed in auger, screw