IDENTIFIERS

  • Current Taxon Name (Soil Name): Poynor
  • OSD
  • Series Extent
  • User Site ID: 1996MO179021M
  • User Pedon ID: 1996MO179021M
  • User Site Association ID: 8642
  • Transect:
  • User Transect ID - reynolds-82F1
  • Transect Stop Number - 1
  • Transect Interval - 200.0
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - MCL
  • Lab Pedon # - M9617921
  • NCSS Pedon Lab Data NASIS Record ID - 28026
  • 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: 37.5665694
  • Std. Longitude: -91.2275306
  • Datum: WGS84
  • Map Unit: 82F—Clarksville-Scholten complex, 15 to 45 percent slopes, very stony73140—Clarksville-Scholten complex, 15 to 45 percent slopes, very stony
  • State: Missouri
  • County: MO179—Reynolds
  • MLRA: 116A—Ozark Highland
  • Non-MLRA Soil Survey Area: MO179—Reynolds County, Missouri
  • 7.5 Minute USGS Quad: 37091-E2—Greeley, Missouri

    • PEDON

  • Describers Name: LT and BM
  • Current Taxonomic Class: Loamy-skeletal over clayey, siliceous, semiactive, mesic Typic Paleudults
  • Current Taxon Kind: taxadjunct
  • 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 - 12/10/2010
  • Soil Taxonomic Edition - eighth edition
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Poynor
  • Taxonomic Class - Loamy-skeletal over clayey, siliceous, semiactive, mesic Typic Paleudults
  • Taxon Kind - series
  • PSC - 23 to 100 cm.
  • Classificaton Date - 6/5/1996
  • Moisture Class - udic
  • Moisture SUBClass - typic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Certification Status: certified
  • QC Status: level 3
  • Field Measured Properties: 25 Strongly contrasting textural stratification (depth in inches) and 25 Cation exchange capacity to clay ratio


    • SITE

  • Parent Material: residuum and/or slope alluvium derived from dolomite
  • Landscape: hills
  • Landform: ridge
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Shape Across: concave
  • Slope Shape Down: concave
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/5/1996 (actual site observation date)
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    strongly contrasting particle size class

    0—23

    23—185

    64—

    —-

    —-

    —-
    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

    23

    —

    —

    396

    —

    320

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 10 centimeters (0.0 to 3.9 inches); very dark grayish brown (10YR 3/2) rubbed very gravelly sandy loam; weak fine granular structure; very friable; 7.0 fine and medium roots; 7.0 fine interstitial and tubular pores; 3 percent by volume 75-162-250 millimeter sandstone, unspecified fragments and 40 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; extremely acid, pH 4.1, hellige-truog; clear smooth boundary. Lab sample # MU020412
    E—10 to 23 centimeters (3.9 to 9.1 inches); pale brown (10YR 6/3) broken face very gravelly sandy loam; weak fine granular structure; very friable; 1.0 coarse roots; 7.0 fine interstitial and tubular pores; 45 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; strongly acid, pH 5.3, hellige-truog; clear smooth boundary. Lab sample # MU020413
    Bt1—23 to 48 centimeters (9.1 to 18.9 inches); light yellowish brown (10YR 6/4) broken face very gravelly loam; weak fine subangular blocky structure; very friable; 3.0 fine and medium roots; 7.0 fine to coarse tubular pores; 35 percent faint brownish yellow (10YR 6/6) clay films on faces of peds; 35 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; strongly acid, pH 5.4, hellige-truog; clear smooth boundary. Lab sample # MU020414
    Bt2—48 to 64 centimeters (18.9 to 25.2 inches); light yellowish brown (10YR 6/4) broken face very gravelly loam; weak fine subangular blocky structure; friable; 0.9 fine and medium roots; 7.0 fine to coarse tubular pores; 15 percent faint yellowish brown (10YR 5/4) clay films on rock fragments; 45 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; strongly acid, pH 5.1, hellige-truog; clear wavy boundary. Lab sample # MU020415
    2Bt3—64 to 91 centimeters (25.2 to 35.8 inches); red (2.5YR 5/6) broken face gravelly clay; weak fine subangular blocky structure; firm; 0.9 fine and medium roots; 7.0 fine and medium tubular and 3.0 coarse tubular pores; 15 percent faint dark red (2.5YR 3/6) clay films on faces of peds and 15 percent distinct brown (7.5YR 4/4) clay films on faces of peds and 35 percent prominent light brown (7.5YR 6/4) silt coats on faces of peds and 75 percent distinct brown (7.5YR 5/4) clay films on faces of peds; 2 percent by volume nonflat indurated 75-162-250 millimeter chert fragments and 30 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.8, hellige-truog; clear smooth boundary. Lab sample # MU020416
    2Bt4—91 to 119 centimeters (35.8 to 46.9 inches); 50 percent red (2.5YR 4/6) broken face and 50 percent red (2.5YR 5/6) broken face gravelly clay; weak fine subangular blocky structure; firm; 0.9 fine roots; 3.0 fine and medium tubular pores; 15 percent distinct dark yellowish brown (10YR 4/6) clay films on faces of peds and 15 percent distinct brown (7.5YR 5/4) clay films on faces of peds and 35 percent faint red (2.5YR 4/6) clay films on faces of peds and 35 percent faint red (2.5YR 5/6) clay films on faces of peds; 30 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.8, hellige-truog; clear smooth boundary. Lab sample # MU020417
    2Bt5—119 to 160 centimeters (46.9 to 63.0 inches); 95 percent red (2.5YR 4/6) broken face and 5 percent yellowish red (5YR 5/8) broken face very gravelly clay; weak fine subangular blocky structure; firm; 0.9 fine roots; 2.0 fine tubular and 3.0 fine tubular pores; 35 percent distinct reddish brown (5YR 5/4) clay films on faces of peds and 35 percent faint dark red (2.5YR 3/6) clay films on faces of peds; 40 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.8, hellige-truog; clear smooth boundary. Lab sample # MU020418
    2Bt6—160 to 185 centimeters (63.0 to 72.8 inches); red (2.5YR 4/6) broken face gravelly clay; weak fine granular structure; firm; 0.9 fine roots; 3.0 fine tubular pores; 35 percent distinct dark red (2.5YR 3/6) clay films on faces of peds and 35 percent distinct yellowish red (5YR 5/6) clay films on faces of peds and 35 percent distinct reddish brown (5YR 5/4) clay films on faces of peds; 25 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.8, hellige-truog. Lab sample # MU020419