IDENTIFIERS

  • Current Taxon Name (Soil Name): Hapludalfs
  • OSD
  • Series Extent
  • User Site ID: 1990MO019004
  • User Pedon ID: 1990MO019004
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9001904
  • NCSS Pedon Lab Data NASIS Record ID - 27286
  • 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: 38.8926111
  • Std. Longitude: -92.1999167
  • Datum: WGS84
  • Location Description: Part of UMC Bradford Farm Database.
  • Map Unit: 50058—Mexico silt loam, 0 to 2 percent slopes
  • State: Missouri
  • County: MO019—Boone
  • Non-MLRA Soil Survey Area: MO019—Boone County, Missouri

    • PEDON

  • Describers Name: S.F. Miller
  • Current Taxon Kind: family
  • Pedon Type: map unit inclusion
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: PedonPC
  • Correlated Information:
  • Soil Name - Hapludalfs
  • PSC - 28 to 78 cm.
  • Classificaton Date - 4/1/2011
  • Soil Taxonomic Edition - ninth edition
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Mexico
  • Classificaton Date - 5/31/2006
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: loess
  • Landscape: till plain
  • Landform: hillslope
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: shoulder
  • Slope Shape Across: convex
  • Slope Shape Down: linear
  • Runoff: very high
  • Drainage Class: somewhat poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 5/31/2006 (actual site observation date)
  • Air Photo ID:
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Yield Study ID -
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    abrupt textural change

    argillic horizon

    0—71

    71—71

    71—386

    —-

    —-

    —-
    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

    —

    —

    354

    —

    180

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 15 centimeters (0.0 to 5.9 inches); very dark grayish brown (10YR 3/2), brown (10YR 5/3), dry; weak fine granular structure; friable; 25.0 very fine roots and 25.0 fine roots; 1 percent fine prominent strong brown (7.5YR 4/6), moist, masses of oxidized iron; fragments; clear smooth boundary. Lab sample # MU015456; observed in pit, small
    Ab—15 to 28 centimeters (5.9 to 11.0 inches); very dark grayish brown (10YR 3/2), brown (10YR 5/3), dry; weak fine subangular blocky structure; friable; 25.0 very fine roots and 25.0 fine roots; fragments; abrupt smooth boundary. Lab sample # MU015457; observed in pit, small
    Bt—28 to 41 centimeters (11.0 to 16.1 inches); brown (10YR 5/3); strong fine subangular blocky structure; firm; 4.0 very fine roots and 4.0 fine roots; 30 percent gray (10YR 5/1), moist, clay films on faces of peds; 30 percent fine prominent strong brown (7.5YR 5/6), moist, masses of oxidized iron; fragments; clear smooth boundary. Lab sample # MU015458; observed in pit, small. discontinuous - phpvsfiid 344727; discontinuous - phpvsfiid 344727
    Btg1—41 to 61 centimeters (16.1 to 24.0 inches); grayish brown (10YR 5/2); strong fine subangular blocky, and strong medium subangular blocky structure; firm; 0.8 very fine roots; manganese or iron-manganese stains on surfaces along root channels and 30 percent distinct grayish brown (10YR 5/2), moist, clay films on faces of peds; 1 percent fine prominent brownish yellow (10YR 6/6), moist, and strong brown (7.5YR 5/6), moist, masses of oxidized iron; fragments; clear smooth boundary. Lab sample # MU015459; observed in pit, small
    Btg2—61 to 84 centimeters (24.0 to 33.1 inches); 90 percent light brownish gray (10YR 6/2) and 10 percent grayish brown (10YR 5/2); weak fine subangular blocky structure; firm; 0.8 very fine roots; manganese or iron-manganese stains on surfaces along root channels; 1 percent fine prominent strong brown (7.5YR 5/6), moist, masses of oxidized iron and 1 percent fine prominent brownish yellow (10YR 6/6) masses of oxidized iron; black (10YR 2/1), moist, iron-manganese concretions; fragments; clear wavy boundary. Lab sample # MU015460; observed in pit, small
    Btg3—84 to 109 centimeters (33.1 to 42.9 inches); 90 percent grayish brown (10YR 5/2) and 10 percent grayish brown (10YR 5/2); weak medium platy structure; firm; manganese or iron-manganese stains on surfaces along root channels; 10 percent medium distinct brown (7.5YR 4/4), moist, masses of oxidized iron and 10 percent fine distinct brownish yellow (10YR 6/6), moist, masses of oxidized iron; fragments; clear wavy boundary. Lab sample # MU015461; observed in pit, small
    2Btg4—109 to 152 centimeters (42.9 to 59.8 inches); gray (10YR 5/1); strong medium platy parts to strong medium angular blocky structure; firm; very dark gray (10YR 3/1), moist, and very dark gray (2.5Y 3/1), moist, black stains on faces of peds and 30 percent faint dark gray (10YR 4/1), moist, clay films on faces of peds; 10 percent medium prominent brown (7.5YR 4/4), moist, masses of oxidized iron; fragments. Lab sample # MU015462; observed in push tube