IDENTIFIERS

  • Current Taxon Name (Soil Name): Poynor
  • OSD
  • Series Extent
  • User Site ID: 1996MO153160M
  • User Pedon ID: 1996MO153160
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9715305
  • 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: 36.8011111
  • Std. Longitude: -92.6419444
  • Datum: WGS84
  • Township: T24N
  • Range: R15W
  • Section: 6
  • PLSS Details: 950 feet W and 1000 feet S of the NE corner
  • Location Description: 950 feet west and 1000 feet south of the NE corner of Sec. 6, T. 24 N., R. 15 W
  • Map Unit: 73220—Poynor extremely gravelly silt loam, 8 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, GS, BS
  • Current Taxonomic Class: Loamy-skeletal over clayey, siliceous, mesic Typic Hapludults
  • Current Taxon Kind: variant
  • Pedon Type: within range of map unit
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Poynor
  • PSC - 23 to 100 cm.
  • Classificaton Date - 4/18/2012
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Poynor
  • Taxon Kind - variant
  • PSC - 23 to 100 cm.
  • Classificaton Date - 11/20/1996
  • 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: 11/20/1996 (actual site observation date)
  • Air Photo ID: 3-1
  • 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

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    41 -

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

    ochric epipedon

    argillic horizon

    abrupt textural change

    0—23

    23—203

    41—

    —-

    —-

    —-
    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

    4

    —

    —

    378

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    —

    —

    —

    —

    —

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    A—0 to 10 centimeters (0.0 to 3.9 inches); dark grayish brown (10YR 4/2) very gravelly silt loam; moderate fine granular structure; friable; 10.0 fine to coarse roots; 3.0 fine interstitial and tubular pores; 50 percent by volume 2-39-75 millimeter limestone, cherty fragments; strongly acid, pH 5.5, hellige-truog; clear smooth boundary. Lab sample # MU020520
    E—10 to 23 centimeters (3.9 to 9.1 inches); pale brown (10YR 6/3) very gravelly silt loam; weak fine subangular blocky structure; friable; 10.0 fine and medium roots; 3.0 very fine and fine interstitial and tubular pores; 30 percent distinct dark grayish brown (10YR 4/2) organic stains in root channels and/or pores; 40 percent by volume 2-39-75 millimeter limestone, cherty fragments; strongly acid, pH 5.2, hellige-truog; clear smooth boundary. Lab sample # MU020521
    Bt1—23 to 41 centimeters (9.1 to 16.1 inches); 60 percent yellowish brown (10YR 5/4) and 40 percent pale brown (10YR 6/3) very gravelly silt loam; moderate fine subangular blocky structure; friable; 3.0 fine and medium roots; 3.0 very fine and fine interstitial and tubular pores; 15 percent distinct clay films on faces of peds; 40 percent by volume 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 5.0, hellige-truog; clear smooth boundary. Lab sample # MU020522
    2Bt2—41 to 66 centimeters (16.1 to 26.0 inches); 60 percent red (2.5YR 4/6) and 40 percent strong brown (7.5YR 5/6) clay; moderate fine and medium subangular blocky structure; firm; 3.0 fine roots; 3.0 very fine and fine discontinuous tubular pores; 55 percent distinct clay films on faces of peds; 10 percent by volume 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.9, hellige-truog; clear smooth boundary. Lab sample # MU020523
    2Bt3—66 to 86 centimeters (26.0 to 33.9 inches); 60 percent red (2.5YR 4/6) and 30 percent strong brown (7.5YR 5/6) and 10 percent light yellowish brown (10YR 6/4) clay; moderate medium subangular blocky structure; firm; 0.5 fine roots; 3.0 very fine and fine discontinuous tubular pores; 30 percent distinct clay films on faces of peds; 10 percent by volume 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.9, hellige-truog; clear wavy boundary. Lab sample # MU020524
    2Bt4—86 to 127 centimeters (33.9 to 50.0 inches); 40 percent dark red (10R 3/6) and 35 percent red (2.5YR 4/6) and 15 percent light yellowish brown (10YR 6/4) and 10 percent light gray (10YR 7/1) gravelly clay loam; moderate fine and medium subangular blocky structure; firm; 0.5 fine roots; 0.5 very fine and fine discontinuous tubular pores; 55 percent distinct clay films on faces of peds; 30 percent by volume 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.5, hellige-truog; clear wavy boundary. Lab sample # MU020525
    2Bt5—127 to 203 centimeters (50.0 to 79.9 inches); 60 percent dark red (10R 3/6) and 40 percent light gray (10YR 7/1) clay; moderate medium subangular blocky parts to strong fine subangular blocky structure; firm; 0.5 fine roots; 0.5 very fine and fine discontinuous tubular pores; 55 percent prominent clay films on faces of peds; 10 percent by volume 75-162-250 millimeter limestone, cherty fragments and 30 percent by volume 2-39-75 millimeter limestone, cherty fragments; extremely acid, pH 4.4, hellige-truog. Lab sample # MU020526