IDENTIFIERS

  • Current Taxon Name (Soil Name): Pineknot
  • OSD
  • Series Extent
  • User Site ID: 1996MO179017M
  • User Pedon ID: 1996MO179017M
  • User Site Association ID: 8638
  • Transect:
  • User Transect ID - reynolds-80D1
  • Transect Stop Number - 7
  • Transect Interval - 200.0
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - MCL
  • Lab Pedon # - M9617917
  • NCSS Pedon Lab Data NASIS Record ID - 27046
  • Print Date: 2/17/2025

    • 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: 37.5656972
  • Std. Longitude: -91.2241556
  • 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,LT,BM
  • Current Taxonomic Class: Fine-loamy over clayey, siliceous over mixed, subactive, mesic Typic Paleudults
  • Current Taxon Kind: taxadjunct
  • Pedon Type: map unit inclusion
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Pineknot
  • PSC - 36 to 100 cm.
  • Classificaton Date - 3/17/2020
  • Soil Taxonomic Edition - eighth edition
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Doniphan
  • Taxonomic Class - Very-fine, mixed, semiactive, mesic Typic Paleudults
  • Taxon Kind - series
  • PSC - 36 to 86 cm.
  • Classificaton Date - 6/3/1996
  • 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: 47 percent of Percent clay in the control section and 22.799999 Percent rock fragments in the control section (vol) and 0 Percent fine sand to 3 IN. in the control section (wt) and 30 Cation exchange capacity to clay ratio


    • SITE

  • Parent Material: residuum and/or slope alluvium derived from dolomite
  • Landscape: hills
  • Landform: hill
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: shoulder
  • Slope Shape Across: concave
  • Slope Shape Down: linear
  • Drainage Class: well
  • Bedrock: dolomite (dolostone)
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/3/1996 (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—36

    36—178

    58—

    —-

    —-

    —-
    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

    —

    —

    408.4

    —

    240

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 10 centimeters (0.0 to 3.9 inches); dark brown (10YR 3/3) gravelly silt loam; weak fine granular structure; very 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; extremely acid, pH 4.1, hellige-truog; clear smooth boundary. Lab sample # MU013805
    E—10 to 36 centimeters (3.9 to 14.2 inches); pale brown (10YR 6/3) gravelly silt loam; weak fine subangular blocky structure; very friable; 3.0 fine and medium roots and 0.9 coarse roots; 7.0 fine and medium tubular pores; 25 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.6, hellige-truog; clear smooth boundary. Lab sample # MU013806
    Bt1—36 to 58 centimeters (14.2 to 22.8 inches); brownish yellow (10YR 6/6) gravelly silty clay loam; moderate fine subangular blocky structure; friable; 3.0 fine and medium roots; 3.0 fine and medium tubular pores; 15 percent faint yellowish red (5YR 5/6), moist, clay films on faces of peds and 35 percent distinct strong brown (7.5YR 5/6), moist, clay films on faces of peds and 35 percent distinct pink (5YR 7/3), moist, silt coats on faces of peds; 20 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.7, hellige-truog; clear smooth boundary. Lab sample # MU013807
    2Bt2—58 to 89 centimeters (22.8 to 35.0 inches); light brown (7.5YR 6/4) gravelly clay; moderate fine subangular blocky structure; firm; 0.9 fine roots; 0.1 fine tubular pores; 35 percent distinct brown (7.5YR 4/4), moist, clay films on faces of peds and 35 percent distinct dark reddish brown (2.5YR 3/4), moist, clay films on faces of peds and 35 percent faint light brown (7.5YR 6/4), moist, silt coats on faces of peds; 25 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.7, hellige-truog; clear smooth boundary. Lab sample # MU013808
    2Bt3—89 to 119 centimeters (35.0 to 46.9 inches); 80 percent red (2.5YR 4/8) and 20 percent red (2.5YR 4/6) gravelly clay; moderate fine subangular blocky structure; firm; 0.9 fine roots; 0.1 fine tubular pores; 15 percent distinct light yellowish brown (10YR 6/4), moist, silt coats on faces of peds and 35 percent distinct brown (7.5YR 4/4), moist, clay films on faces of peds and 35 percent distinct brown (10YR 4/3), moist, clay films on faces of peds; 25 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.6, hellige-truog; clear smooth boundary. Lab sample # MU013809
    2Bt4—119 to 152 centimeters (46.9 to 59.8 inches); 50 percent red (10R 4/8) and 50 percent brown (7.5YR 5/4) gravelly clay; weak fine subangular blocky structure; firm; 0.9 fine roots; 0.1 fine tubular pores; 35 percent distinct dark grayish brown (10YR 4/2), moist, clay films on faces of peds and 35 percent distinct brown (7.5YR 4/4), moist, clay films on faces of peds and 35 percent distinct dark reddish brown (2.5YR 3/4), moist, clay films on rock fragments; 20 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.6, hellige-truog; clear wavy boundary. Lab sample # MU013810
    2Bt5—152 to 178 centimeters (59.8 to 70.1 inches); 90 percent red (10R 4/6) and 10 percent brownish yellow (10YR 6/8) gravelly clay; weak fine subangular blocky structure; firm; 0.1 fine tubular pores; 35 percent distinct yellowish brown (10YR 5/4), moist, clay films on faces of peds and 35 percent distinct yellowish brown (10YR 5/6), moist, clay films on faces of peds and 35 percent faint dark reddish brown (2.5YR 3/4), moist, clay films on faces of peds; 20 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.7, hellige-truog. Lab sample # MU013811