IDENTIFIERS

  • Current Taxon Name (Soil Name): Hobson
  • OSD
  • Series Extent
  • User Site ID: 1991MO057044M
  • User Pedon ID: 1991MO057044
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9105744
  • 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: 37.5608583
  • Std. Longitude: -93.7463306
  • Datum: WGS84
  • Township: T33N
  • Range: R26W
  • Section: 35
  • PLSS Details: 100 feet W and 600 feet S of the NE corner
  • Location Description: 100 feet west and 600 feet south of the northeast corner of section 35, T. 33 N., R. 26 W.
  • 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
  • PEDON

  • Describers Name: Max Aldrich, Charles Harwood and R. D. Chorice.
  • Current Taxonomic Class: Loamy-skeletal, siliceous, mesic Typic Fragiudults
  • Current Taxon Kind: series
  • Pedon Type: map unit inclusion
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Hobson
  • PSC - 25 to 41 cm.
  • Classificaton Date - 4/18/2012
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Hobson
  • Taxon Kind - series
  • Classificaton Date - 6/25/1991
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


  • SITE

  • Parent Material: slope alluvium derived from sandstone and/or residuum weathered from sandstone and/or solid rock derived from sandstone
  • Landscape: plateau
  • Landform: ridge
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: summit
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Runoff: low
  • Drainage Class: moderately well
  • Bedrock: sandstone, unspecified
  • Surface Fragments:
  • Benchmark Soil?: no
  • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/25/1991 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • 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

    fragipan

    lithic contact

    0—25

    25—91

    41—56

    91—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

    3

    311

    180

    Ap—0 to 10 centimeters (0.0 to 3.9 inches); dark brown (10YR 3/3), light brownish gray (10YR 6/2), dry; gravelly fine sandy loam; weak fine granular structure; friable; 6.0 fine and medium roots; 5 percent by volume 75-162-250 millimeter sandstone, unspecified fragments and 17 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; neutral, pH 7.1, hellige-truog; abrupt smooth boundary. Lab sample # MU040802
    E—10 to 25 centimeters (3.9 to 9.8 inches); brown (7.5YR 4/4) gravelly fine sandy loam; moderate medium platy parts to moderate fine subangular blocky structure; friable; 3.0 fine roots; 20 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; slightly acid, pH 6.2, hellige-truog; clear smooth boundary. Lab sample # MU040803
    Bt1—25 to 41 centimeters (9.8 to 16.1 inches); strong brown (7.5YR 5/6) and yellowish brown (10YR 5/8) very gravelly loam; 10 percent light brownish gray (10YR 6/2) fine and medium distinct mottles; moderate medium subangular blocky structure; friable; 3.0 fine roots; 6 percent distinct clay films on faces of peds; 10 percent fine and medium light brownish gray (10YR 6/2) iron depletions; 20 percent by volume 75-162-250 millimeter sandstone, unspecified fragments and 30 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; very strongly acid, pH 5.0, hellige-truog; clear wavy boundary. Lab sample # MU040804
    2Btx1—41 to 56 centimeters (16.1 to 22.0 inches); strong brown (7.5YR 5/6) and yellowish brown (10YR 5/8) very gravelly sandy clay loam; 10 percent pale brown (10YR 6/3) fine and medium distinct and 10 percent light brownish gray (10YR 6/2) fine and medium distinct mottles; weak coarse and very coarse prismatic structure; friable; brittle; 6 percent distinct clay films on faces of peds; 10 percent fine and medium light brownish gray (10YR 6/2) iron depletions and 10 percent fine and medium pale brown (10YR 6/3) iron depletions; 5 percent by volume 250-425-600 millimeter sandstone, unspecified fragments and 15 percent by volume 75-162-250 millimeter sandstone, unspecified fragments and 40 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; very strongly acid, pH 4.9, hellige-truog; gradual wavy boundary. Lab sample # MU040805
    3Bt1—56 to 79 centimeters (22.0 to 31.1 inches); red (2.5YR 4/6) and yellowish red (5YR 5/6) gravelly fine sandy loam; strong medium subangular blocky structure; firm; 10 percent prominent brown (10YR 5/3) clay films on bottoms of plates; 5 percent by volume 75-162-250 millimeter sandstone, unspecified fragments and 5 percent by volume 250-425-600 millimeter sandstone, unspecified fragments and 10 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; very strongly acid, pH 4.8, hellige-truog; gradual smooth boundary. Lab sample # MU040806
    3Bt2—79 to 91 centimeters (31.1 to 35.8 inches); dark red (2.5YR 3/6) and strong brown (7.5YR 5/8) gravelly fine sandy loam; weak medium subangular blocky structure; firm; 10 percent distinct pale brown (10YR 6/3) clay films on bottoms of plates; 10 percent by volume 250-425-600 millimeter sandstone, unspecified fragments and 10 percent by volume 75-162-250 millimeter sandstone, unspecified fragments and 15 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; very strongly acid, pH 4.6, hellige-truog; abrupt wavy boundary. Lab sample # MU040807
    3R—91 centimeters (35.8 inches); bedrock; fragments.