IDENTIFIERS

  • Current Taxon Name (Soil Name): Poynor
  • OSD
  • Series Extent
  • User Site ID: 1997MO091316M
  • User Pedon ID: 1997MO091316
  • User Site Association ID: 8087
  • Transect:
  • User Transect ID - 88F-2
  • Transect Stop Number - 7
  • Transect Interval - 200.0
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9709164
  • 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: 37.0352750
  • Std. Longitude: -92.0664306
  • Datum: WGS84
  • Map Unit: 73316—Clarksville-Tick-Mano complex, rocky, 15 to 50 percent slopes
  • State: Missouri
  • County: MO091—Howell
  • MLRA: 116A—Ozark Highland
  • Non-MLRA Soil Survey Area: MO091—Howell County, Missouri

    • PEDON

  • Describers Name: JDP, SVV, MJM, RDR, SFP
  • Current Taxonomic Class: Loamy-skeletal over clayey, siliceous Typic Paleudults
  • Current Taxon Kind: series
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Poynor
  • PSC - 51 to 101 cm.
  • Classificaton Date - 4/18/2012
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Poynor
  • Taxon Kind - series
  • PSC - 51 to 101 cm.
  • Classificaton Date - 9/10/1997
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: residuum and/or slope alluvium
  • Landscape: hills
  • Landform: hillside
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: toeslope
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Runoff: high
  • Drainage Class: well
  • Surface Fragments: 0.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/10/1997 (actual site observation date)
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    3—8

    20—203

    —-

    —-
    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

    22

    —

    —

    381

    —

    340

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Oi—0 to 3 centimeters (0.0 to 1.2 inches); slightly decomposed plant material; fragments.
    A—3 to 8 centimeters (1.2 to 3.1 inches); very dark grayish brown (10YR 3/2) rubbed extremely gravelly silt loam; weak very fine granular structure; very friable; 7.0 very fine to medium roots; 7.0 very fine interstitial pores; 60 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; noneffervescent, by hcl, unspecified; clear smooth boundary. Lab sample # MU020486
    BE—8 to 20 centimeters (3.1 to 7.9 inches); brown (10YR 5/3) exterior extremely gravelly silt loam; weak very fine and fine subangular blocky structure; very friable; 3.0 very fine to medium roots; 7.0 very fine interstitial and tubular pores; 15 percent faint dark yellowish brown (10YR 4/4), moist, silt coats throughout; 60 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; noneffervescent, by hcl, unspecified; clear smooth boundary. Lab sample # MU020487. discontinuous - phpvsfiid 142313; discontinuous - phpvsfiid 142313
    Bt1—20 to 51 centimeters (7.9 to 20.1 inches); light yellowish brown (10YR 6/4) exterior very gravelly silt loam; moderate very fine and fine subangular blocky structure; friable; 3.0 very fine to medium roots; 7.0 very fine tubular pores; 15 percent faint yellowish brown (10YR 5/6), moist, clay films on faces of peds and 35 percent faint pale brown (10YR 6/3), moist, silt coats throughout; 45 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; noneffervescent, by hcl, unspecified; clear wavy boundary. Lab sample # MU020488. continuous - phpvsfiid 142315; discontinuous - phpvsfiid 142314; continuous - phpvsfiid 142315; discontinuous - phpvsfiid 142314
    Bt2—51 to 89 centimeters (20.1 to 35.0 inches); strong brown (7.5YR 4/6) exterior extremely gravelly silt loam; moderate fine and medium subangular blocky structure; firm; 3.0 fine and medium roots; 3.0 very fine tubular pores; 35 percent distinct yellowish red (5YR 4/6), moist, clay films on faces of peds and 75 percent distinct light yellowish brown (10YR 6/4), moist, silt coats throughout; 20 percent by volume subangular 75-162-250 millimeter limestone, cherty fragments and 40 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; noneffervescent, by hcl, unspecified; abrupt wavy boundary. Lab sample # MU020489. discontinuous - phpvsfiid 142316; discontinuous - phpvsfiid 142317; discontinuous - phpvsfiid 142316; discontinuous - phpvsfiid 142317
    2Bt3—89 to 137 centimeters (35.0 to 53.9 inches); yellowish red (5YR 4/6) exterior gravelly clay; moderate coarse prismatic parts to strong fine subangular blocky structure; very firm; 0.9 very fine roots; 3.0 very fine tubular pores; 75 percent distinct red (2.5YR 4/6), moist, clay films on faces of peds; 5 percent by volume subangular 2-39-75 millimeter siltstone, noncalcareous fragments and 15 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; noneffervescent, by hcl, unspecified; gradual smooth boundary. Lab sample # MU020490. continuous - phpvsfiid 142318; continuous - phpvsfiid 142318
    2Bt4—137 to 203 centimeters (53.9 to 79.9 inches); red (2.5YR 4/6) exterior clay; moderate coarse prismatic parts to strong fine subangular blocky structure; very firm; 3.0 very fine tubular pores; 75 percent distinct reddish brown (2.5YR 4/4), moist, clay films on faces of peds; 5 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments and 5 percent by volume subangular 2-76-150 millimeter siltstone, noncalcareous fragments; noneffervescent, by hcl, unspecified. Lab sample # MU020491. continuous - phpvsfiid 142319; continuous - phpvsfiid 142319