IDENTIFIERS

  • Current Taxon Name (Soil Name): Knobby
  • OSD
  • Series Extent
  • User Site ID: 1991MO161026M
  • User Pedon ID: 1991MO161026
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9116126
  • Print Date: 6/1/2024

    • 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: 37.7252000
  • Std. Longitude: -92.0172000
  • Datum: WGS84
  • Township: T35N
  • Range: R10W
  • Section: 27
  • PLSS Details: 2635 feet W and 1500 feet N of the SE corner
  • Location Description: Spring Creek MTNF
  • State: Missouri
  • County: MO161—Phelps
  • MLRA: 116A—Ozark Highland

    • PEDON

  • Describers Name: Butler
  • Current Taxonomic Class: Sandy-skeletal, mixed, superactive, mesic Lithic Hapludolls
  • Current Taxon Kind: taxadjunct
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: NASIS
  • Correlated Information:
  • Soil Name - Knobby
  • PSC - 0 to 30 cm.
  • Classificaton Date - 4/24/2014
  • Sampled As Information:
  • Soil Name - Knobby
  • Taxonomic Class - Loamy-skeletal, mixed, superactive, mesic Lithic Hapludolls
  • Taxon Kind - series
  • PSC - 0 to 30 cm.
  • Classificaton Date - 1/25/2011
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: residuum
  • Landscape: hills
  • Landform: hill
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: shoulder
  • Slope Position: upper third
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Bedrock: dolomite (dolostone) at 30cm with 10 to <45
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/18/1991 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - intermixed conifers and hardwoods
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • 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

    —

    —

    268.2

    —

    90

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A1—0 to 13 centimeters (0.0 to 5.1 inches); very dark grayish brown (10YR 3/2), dark grayish brown (10YR 4/2), dry; very cobbly loamy sand; 18 percent clay; moderate very fine granular structure; very friable; many very fine roots and common medium roots and many fine roots; 2 percent by volume nonflat subangular very strongly coherent cemented 2-?-75 millimeter sandstone, unspecified fragments and 3 percent by volume nonflat subangular indurated 2-?-75 millimeter chert fragments and 20 percent by volume nonflat subangular indurated 2-?-75 millimeter dolomite (dolostone) fragments and 20 percent by volume nonflat subangular indurated 75-?-250 millimeter dolomite (dolostone) fragments; neutral, pH 7.1; clear wavy boundary. Lab sample # MU042944
    A2—13 to 23 centimeters (5.1 to 9.1 inches); dark brown (10YR 3/3), dark grayish brown (10YR 4/2), dry; very cobbly sand; 10 percent clay; weak very fine subangular blocky structure; very friable; common very fine roots and few medium roots and common fine roots; 10 percent by volume nonflat subangular indurated 2-?-75 millimeter chert fragments and 20 percent by volume nonflat subangular indurated 2-?-75 millimeter dolomite (dolostone) fragments and 25 percent by volume nonflat subangular indurated 75-?-250 millimeter dolomite (dolostone) fragments; slightly alkaline, pH 7.5; clear wavy boundary. Lab sample # MU042945
    C—23 to 30 centimeters (9.1 to 11.8 inches); brown (10YR 5/3) extremely cobbly sand; 8 percent clay; massive; very friable; common very fine roots and common fine roots; 5 percent by volume nonflat subangular indurated 2-?-75 millimeter chert fragments and 30 percent by volume nonflat subangular indurated 2-?-75 millimeter dolomite (dolostone) fragments and 35 percent by volume nonflat subangular indurated 75-?-250 millimeter dolomite (dolostone) fragments; slightly alkaline, pH 7.6; abrupt smooth boundary. Lab sample # MU042946
    R—30 centimeters (11.8 inches); bedrock; fragments.