IDENTIFIERS

  • Current Taxon Name (Soil Name): Hobson
  • OSD
  • Series Extent
  • User Site ID: 1991MO057050M
  • User Pedon ID: 1991MO057050
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9105750
  • Print Date: 11/21/2024
  • 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: 37.4787028
  • Std. Longitude: -93.7603389
  • Datum: WGS84
  • Township: T32N
  • Range: R26W
  • Section: 35
  • PLSS Details: 1600 feet E and 2300 feet S of the NW corner
  • Location Description: 300'S OF THE PAND AND 170'W OF THE FENCE.
  • Map Unit: 73075—Hobson loam, 1 to 3 percent slopes
  • State: Missouri
  • County: MO057—Dade
  • MLRA: 116B—Springfield Plain
  • Non-MLRA Soil Survey Area: MO057—Dade County, Missouri
  • 7.5 Minute USGS Quad: 37093-D7—Greenfield, Missouri
  • PEDON

  • Describers Name: MW, RD, AND CH
  • Current Taxonomic Class: Fine-loamy, siliceous, active, mesic Oxyaquic Fragiudalfs
  • Current Taxon Kind: series
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: NASIS
  • Sampled As Information:
  • Soil Name - Hobson
  • Taxonomic Class - Fine-loamy, siliceous, active, mesic Oxyaquic Fragiudalfs
  • Taxon Kind - series
  • PSC - 20 to 70 cm.
  • Classificaton Date - 6/13/1991
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


  • SITE

  • Parent Material: slope alluvium over pedisediment over residuum
  • Landscape: hills
  • Landform: hillslope
  • Geomorphic Component Hills: crest
  • Hill Slope Profile: summit
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments:
  • Benchmark Soil?: no
  • VEGETATION

    SITE OBSERVATION

  • Observation Date: 1/25/2011 (entry creation 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

    fragipan

    0—20

    20—132

    38—104

    —-

    —-

    —-

    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

    2

    960

    90

    Ap—0 to 8 centimeters (0.0 to 3.1 inches); brown (10YR 5/3) rubbed, light gray (10YR 7/1) broken face, dry; fine sandy loam; moderate medium granular, and weak medium platy structure; very friable; many medium roots and many fine roots; 10 percent distinct organic stains on all faces of peds; 5 percent by volume nonflat subangular indurated 2-20-75 millimeter chert fragments; strongly acid, pH 5.5. Lab sample # MU040829
    E—8 to 20 centimeters (3.1 to 7.9 inches); dark yellowish brown (10YR 4/4) rubbed, light gray (10YR 7/2) broken face, dry; fine sandy loam; moderate medium platy structure; very friable; many medium roots and many fine roots; 10 percent distinct organic stains on all faces of peds; 10 percent by volume nonflat subangular indurated 2-20-75 millimeter chert fragments; moderately acid, pH 5.7. Lab sample # MU040830
    Bt1—20 to 38 centimeters (7.9 to 15.0 inches); yellowish brown (10YR 5/6) rubbed and brownish yellow (10YR 6/6) rubbed loam; 10 percent light brownish gray (10YR 6/2) fine distinct mottles; moderate medium platy structure; friable; common fine roots; 30 percent distinct clay films on all faces of peds; 12 percent by volume nonflat subangular indurated 2-20-75 millimeter chert fragments; slightly acid, pH 6.4. Lab sample # MU040831
    2Btx1—38 to 51 centimeters (15.0 to 20.1 inches); red (2.5YR 4/6) rubbed and dark red (2.5YR 3/6) rubbed and brownish yellow (10YR 6/6) rubbed loam; 10 percent light brownish gray (10YR 6/2) fine distinct irregular mottles; moderate medium platy, and moderate medium angular blocky structure; brittle; few fine roots and ; 30 percent distinct clay films on all faces of peds; 15 percent fine distinct iron-manganese concretions; 20 percent by volume nonflat subangular indurated 2-20-75 millimeter chert fragments and 40 percent by volume nonflat subangular indurated 75-?-250 millimeter chert fragments; moderately acid, pH 5.7. Lab sample # MU040832
    2Btx2—51 to 71 centimeters (20.1 to 28.0 inches); light brownish gray (10YR 6/2) rubbed and dark red (2.5YR 3/6) rubbed and red (2.5YR 4/6) rubbed loam; moderate medium angular blocky, and strong medium platy structure; brittle; few medium roots; 26 percent distinct clay films on all faces of peds; 15 percent fine distinct iron-manganese concretions; 10 percent by volume nonflat subangular indurated 2-20-75 millimeter chert fragments and 10 percent by volume nonflat subangular indurated 250-?-600 millimeter chert fragments and 40 percent by volume nonflat subangular indurated 75-?-250 millimeter chert fragments; moderately acid, pH 5.6. Lab sample # MU040833
    2Btx3—71 to 104 centimeters (28.0 to 40.9 inches); pale brown (10YR 6/3) rubbed and red (2.5YR 4/6) rubbed loam; moderate medium platy structure; brittle; 26 percent distinct clay films on all faces of peds; 15 percent fine distinct iron-manganese concretions; 10 percent by volume nonflat subangular indurated 2-20-75 millimeter chert fragments and 20 percent by volume nonflat subangular indurated 75-?-250 millimeter chert fragments and 20 percent by volume nonflat subangular indurated 250-?-600 millimeter chert fragments; moderately acid, pH 5.6. Lab sample # MU040834
    3Bt2—104 to 132 centimeters (40.9 to 52.0 inches); yellowish brown (10YR 5/6) rubbed and pale brown (10YR 6/3) rubbed and dark red (2.5YR 3/6) rubbed sandy clay loam; moderate medium angular blocky structure; firm; 60 percent distinct clay films on all faces of peds; 5 percent by volume nonflat subangular indurated 2-20-75 millimeter chert fragments and 5 percent by volume nonflat subangular indurated 75-?-250 millimeter chert fragments and 10 percent by volume nonflat subangular indurated 250-?-600 millimeter chert fragments; strongly acid, pH 5.3. Lab sample # MU040835