IDENTIFIERS

  • Current Taxon Name (Soil Name): Poynor
  • OSD
  • Series Extent
  • User Site ID: 1997MO153213M
  • User Pedon ID: 1997MO153213
  • User Site Association ID: 7726
  • Transect:
  • User Transect ID - 105
  • Transect Stop Number - 3
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9715352
  • Print Date: 11/26/2024

    • 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: 36.7862000
  • Std. Longitude: -92.7274861
  • Datum: WGS84
  • Township: T24N
  • Range: R16W
  • Section: 4
  • PLSS Details: 700 feet E and 600 feet N of the SW corner
  • Location Description: 700 feet east and 600 feet north of the SW corner of Sec. 4, T. 24 N., R. 16 W
  • Map Unit: 73237—Clarksville very gravelly silt loam, 3 to 15 percent slopes
  • State: Missouri
  • County: MO153—Ozark
  • MLRA: 116A—Ozark Highland
  • Non-MLRA Soil Survey Area: MO153—Ozark County, Missouri

    • PEDON

  • Describers Name: BF, GC, KS
  • Current Taxonomic Class: Loamy-skeletal over clayey, siliceous, mesic Typic Paleudults
  • Current Taxon Kind: series
  • Pedon Type: map unit inclusion
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Poynor
  • PSC - 28 to 100 cm.
  • Classificaton Date - 4/18/2012
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Clarksville
  • Taxonomic Class - Loamy-skeletal, siliceous, semiactive, mesic Typic Paleudults
  • Taxon Kind - series
  • PSC - 28 to 78 cm.
  • Classificaton Date - 8/20/1997
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: residuum and/or slope alluvium
  • Landform: ridge
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: shoulder
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/20/1997 (actual site observation date)
  • Air Photo ID: 2-1
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Pedon Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    abrupt textural change

    —

    66 -

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

    ochric epipedon

    argillic horizon

    abrupt textural change

    0—28

    28—132

    66—

    —-

    —-

    —-
    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

    —

    —

    430

    —

    314

    —

    —

    —

    —

    —

    —

    —

    —

    —

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    A—0 to 10 centimeters (0.0 to 3.9 inches); dark grayish brown (10YR 4/2) extremely gravelly silt loam; weak fine granular structure; friable; 8.0 fine to coarse roots; 8.0 fine and medium interstitial and tubular pores; 65 percent by volume 2-39-75 millimeter limestone, cherty fragments; strongly acid, pH 5.1, hellige-truog; clear smooth boundary. Lab sample # MU058665
    E—10 to 28 centimeters (3.9 to 11.0 inches); light yellowish brown (10YR 6/4) very gravelly silt loam; moderate fine subangular blocky structure; friable; 8.0 fine to coarse roots; 8.0 fine and medium interstitial and tubular pores; 50 percent by volume 2-39-75 millimeter limestone, cherty fragments; strongly acid, pH 5.1, hellige-truog; clear smooth boundary. Lab sample # MU058666
    Bt1—28 to 48 centimeters (11.0 to 18.9 inches); yellowish brown (10YR 5/4) very gravelly silt loam; moderate fine subangular blocky structure; friable; 8.0 fine to coarse roots; 8.0 fine and medium interstitial and tubular pores; 10 percent pale brown (10YR 6/3) silt coats throughout and 20 percent distinct clay films on faces of peds; 50 percent by volume 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 5.0, hellige-truog; clear wavy boundary. Lab sample # MU058667
    Bt2—48 to 66 centimeters (18.9 to 26.0 inches); strong brown (7.5YR 5/6) extremely gravelly silt loam; moderate fine subangular blocky structure; friable; 3.0 fine and medium roots in cracks; 7.0 fine and medium interstitial and tubular pores; 30 percent distinct clay films on faces of peds and 30 percent pale brown (10YR 6/3) silt coats throughout; 20 percent by volume 75-162-250 millimeter limestone, cherty fragments and 50 percent by volume 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 5.0, hellige-truog; clear wavy boundary. Lab sample # MU058668
    2Bt3—66 to 91 centimeters (26.0 to 35.8 inches); 60 percent strong brown (7.5YR 5/6) and 40 percent red (2.5YR 4/6) gravelly silty clay; moderate fine and medium subangular blocky structure; firm; 0.5 fine roots; 3.0 fine discontinuous tubular pores; 20 percent pale brown (10YR 6/3) silt coats throughout and 50 percent distinct clay films on faces of peds; 5 percent by volume 75-162-250 millimeter limestone, cherty fragments and 25 percent by volume 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.9, hellige-truog; clear wavy boundary. Lab sample # MU058669
    2Bt4—91 to 132 centimeters (35.8 to 52.0 inches); 70 percent red (2.5YR 4/6) and 30 percent strong brown (7.5YR 5/6) very gravelly clay; moderate medium subangular blocky structure; firm; 0.5 fine roots; 3.0 fine discontinuous tubular pores; 60 percent distinct clay films on faces of peds; 5 percent by volume 75-162-250 millimeter limestone, cherty fragments and 35 percent by volume 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 5.0, hellige-truog. Lab sample # MU058670