IDENTIFIERS

  • Current Taxon Name (Soil Name): Poynor
  • OSD
  • Series Extent
  • User Site ID: 1996MO179027M
  • User Pedon ID: 1996MO179027M
  • User Site Association ID: 8638
  • Transect:
  • User Transect ID - reynolds-80D1
  • Transect Stop Number - 9
  • Transect Interval - 200.0
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9617927
  • NCSS Pedon Lab Data NASIS Record ID - 31706
  • Print Date: 11/23/2024

    • 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: 37.5696861
  • Std. Longitude: -91.1323472
  • Datum: WGS84
  • Map Unit: 80D—Poynor-Clarksville-Scholten complex, 8 to 15 percent slopes, stony73139—Poynor-Clarksville-Scholten complex, 8 to 15 percent slopes, 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: MS,BM,LT
  • 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 - 25 to 100 cm.
  • Classificaton Date - 3/8/2011
  • Soil Taxonomic Edition - eighth edition
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Poynor
  • Taxonomic Class - Loamy-skeletal over clayey, siliceous, semiactive, mesic Typic Paleudults
  • Taxon Kind - series
  • PSC - 25 to 100 cm.
  • Classificaton Date - 6/18/1996
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Field Measured Properties: 18.6 percent of Percent clay in the control section and 41 percent of Percent clay in the control section and 40 Percent rock fragments in the control section (vol) and 28.8 Percent rock fragments in the control section (vol) and 0 Percent fine sand to 3 IN. in the control section (wt) and 24 Strongly contrasting textural stratification (depth in inches) and 26 Cation exchange capacity to clay ratio


    • SITE

  • Parent Material: dolomite
  • Landscape: hills
  • Landform: hill
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: shoulder
  • Slope Shape Across: convex
  • Slope Shape Down: linear
  • Drainage Class: well
  • Bedrock: dolomite (dolostone)
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/18/1996 (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

    mollic epipedon

    argillic horizon

    strongly contrasting particle size class

    0—13

    25—165

    76—

    —-

    —-

    —-
    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

    13

    —

    —

    408.4

    —

    2

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 13 centimeters (0.0 to 5.1 inches); very dark grayish brown (10YR 3/2) gravelly silt loam; weak fine granular structure; friable; 7.0 fine and medium roots; 7.0 medium interstitial and tubular pores; 25 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; moderately acid, pH 5.6, hellige-truog; clear smooth boundary. Lab sample # MU056482
    E—13 to 25 centimeters (5.1 to 9.8 inches); very pale brown (10YR 7/3) very gravelly silt loam; weak fine subangular blocky structure; friable; 7.0 fine and medium roots and 3.0 coarse roots; 7.0 medium and coarse tubular pores; 35 percent distinct very dark grayish brown (10YR 3/2), moist, organic stains on faces of peds; 35 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; moderately acid, pH 5.6, hellige-truog; clear smooth boundary. Lab sample # MU056483
    Bt1—25 to 43 centimeters (9.8 to 16.9 inches); yellowish brown (10YR 5/4) very gravelly silt loam; weak fine subangular blocky structure; friable; 3.0 fine and medium roots and 0.9 coarse roots; 7.0 fine and medium tubular pores; 35 percent distinct yellowish brown (10YR 5/6), moist, clay films on faces of peds and 75 percent prominent very pale brown (10YR 7/3), moist, silt coats on faces of peds; 40 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; slightly acid, pH 6.2, hellige-truog; clear smooth boundary. Lab sample # MU056484
    Bt2—43 to 76 centimeters (16.9 to 29.9 inches); yellowish brown (10YR 5/4) very gravelly silt loam; weak fine subangular blocky structure; friable; 3.0 fine and medium roots; 7.0 fine and medium tubular pores; 35 percent distinct yellowish brown (10YR 5/6), moist, clay films on faces of peds and 75 percent prominent very pale brown (10YR 7/3), moist, silt coats on faces of peds; 40 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; strongly acid, pH 5.1, hellige-truog; clear wavy boundary. Lab sample # MU056485
    2Bt3—76 to 99 centimeters (29.9 to 39.0 inches); reddish brown (2.5YR 4/4) gravelly silty clay; moderate fine subangular blocky structure; firm; 0.9 fine roots; 3.0 fine tubular pores; 35 percent distinct dark yellowish brown (10YR 4/4), moist, clay films on faces of peds and 35 percent prominent very pale brown (10YR 7/3), moist, silt coats on faces of peds and 75 percent prominent red (2.5YR 4/6), moist, clay films on rock fragments; 2 percent by volume nonflat indurated 75-162-250 millimeter chert fragments and 25 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.8, hellige-truog; clear smooth boundary. Lab sample # MU056486
    2Bt4—99 to 124 centimeters (39.0 to 48.8 inches); 97 percent reddish brown (2.5YR 4/4) and 3 percent reddish yellow (7.5YR 6/8) very gravelly clay; weak fine subangular blocky structure; firm; 0.9 fine roots; 0.1 fine tubular pores; 15 percent prominent gray (10YR 5/1), moist, clay films on rock fragments and 35 percent distinct light gray (10YR 7/2), moist, silt coats on rock fragments and 75 percent faint dark red (2.5YR 3/6), moist, clay films on faces of peds; 45 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.6, hellige-truog; clear smooth boundary. Lab sample # MU056487
    2Bt5—124 to 145 centimeters (48.8 to 57.1 inches); 90 percent reddish brown (2.5YR 5/4) and 10 percent reddish yellow (7.5YR 6/8) very gravelly clay; weak fine subangular blocky structure; firm; 0.9 fine roots; 0.1 fine tubular pores; 15 percent prominent gray (7.5YR 5/1), moist, clay films on faces of peds and 15 percent prominent pinkish gray (7.5YR 7/2), moist, silt coats on faces of peds and 35 percent distinct strong brown (7.5YR 5/6), moist, clay films on faces of peds and 35 percent faint red (2.5YR 4/6), moist, clay films on faces of peds; 45 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.7, hellige-truog; clear wavy boundary. Lab sample # MU056488
    2Bt6—145 to 165 centimeters (57.1 to 65.0 inches); 90 percent reddish brown (2.5YR 5/4) and 10 percent reddish yellow (7.5YR 6/8) gravelly clay; weak fine subangular blocky structure; firm; 0.9 fine roots; 0.1 fine tubular pores; 15 percent prominent gray (7.5YR 5/1), moist, clay films on faces of peds and 15 percent prominent pinkish gray (7.5YR 7/2), moist, silt coats on faces of peds and 35 percent distinct strong brown (7.5YR 5/6), moist, clay films on faces of peds and 35 percent faint red (2.5YR 4/6), moist, clay films on faces of peds; 20 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.6, hellige-truog. Lab sample # MU056489