IDENTIFIERS

  • Current Taxon Name (Soil Name): fine-silty
  • OSD
  • Series Extent
  • User Site ID: 2007MO025018
  • User Pedon ID: 2007MO025018
  • Transect:
  • User Transect ID - Lagonda-025-06
  • Transect Stop Number - 2
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Print Date: 11/23/2024
  • 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: 39.5574455
  • Std. Longitude: -94.0298309
  • Datum: WGS84
  • Township: 55N
  • Range: 28W
  • Section: 22
  • PLSS Details: 2,470 feet West and 1,352 feet North from the South East corner
  • Map Unit: 30115—Lagonda silt loam, 2 to 5 percent slopes
  • Country: US—United States
  • State: Missouri
  • County: MO025—Caldwell
  • MLRA: 109—Iowa and Missouri Heavy Till Plain
  • Regional Office: NC—North Central
  • Non-MLRA Soil Survey Area: MO025—Caldwell County, Missouri
  • 7.5 Minute USGS Quad: 39094-E1—Polo, Missouri
  • PEDON

  • Describers Name: Larry Gray
  • Current Taxonomic Class: Fine-silty, smectitic, mesic Aquic Argiudolls
  • Current Taxon Kind: family
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Missouri Pedon
  • Pedon #: 18
  • Correlated Information:
  • Soil Name - fine-silty
  • PSC - 24 to 74 cm.
  • Classificaton Date - 7/23/2012
  • Soil Taxonomic Edition - ninth edition
  • Moisture Class - udic
  • Moisture Subclass - aquic
  • Sampled As Information:
  • Soil Name - LAGONDA
  • Classificaton Date - 7/15/2007
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


  • SITE

  • Parent Material: fine-silty loess derived from mixed over clayey pedisediment derived from mixed
  • Landscape: till plain
  • Landform: hillslope
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Position: lower third
  • Slope Complexity: simple
  • Slope Shape Across: concave
  • Slope Shape Down: linear
  • Runoff: low
  • Drainage Class: poorly
  • Flooding: none flooding
  • Ponding: none ponding
  • Geology: Holocene Stage formation.
  • Surface Fragments:
  • Benchmark Soil?: no
  • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/15/2007 (actual site observation date)
  • Air Photo ID: 39094e1se
  • Surface Water Kind: none observed
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - pastureland, tame
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Yield Study ID -
  • Site Erosion Accelerated: water erosion sheet
  • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    mollic epipedon

    redox concentrations

    argillic horizon

    redox depletions with chroma 2 or less

    0—39

    0—183

    24—183

    60—183

    37—39—41

    181—183—185

    157—159—161

    121—123—125

    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

    4

    306

    37

    Ap—0 to 24 centimeters (0.0 to 9.4 inches); very dark grayish brown (10YR 3/2) crushed silt loam; 2 percent sand; 74 percent silt; 24 percent clay; weak fine granular structure; 5 percent fine faint irregular noncoherent cemented yellowish brown (10YR 5/6), moist, masses of oxidized iron with clear boundaries throughout; fragments.; observed in pit, small
    Bt1—24 to 39 centimeters (9.4 to 15.4 inches); very dark gray (10YR 3/1) broken face silt loam; 3 percent sand; 71 percent silt; 26 percent clay; weak fine subangular blocky structure; 5 percent faint dark grayish brown (10YR 4/2), moist, clay films on all faces of peds and 10 percent faint very dark gray (10YR 3/1), moist, clay films on all faces of peds; 10 percent fine faint irregular noncoherent cemented yellowish brown (10YR 5/6), moist, masses of oxidized iron with clear boundaries throughout; fragments.; observed in pit, small
    Bt2—39 to 60 centimeters (15.4 to 23.6 inches); dark grayish brown (10YR 4/2) broken face silty clay loam; 4 percent sand; 62 percent silt; 34 percent clay; moderate medium subangular blocky structure; 20 percent faint dark grayish brown (10YR 4/2), moist, clay films on all faces of peds; 2 percent fine faint spherical noncoherent cemented black (10YR 2/1), moist, manganese masses with clear boundaries throughout and 10 percent fine faint irregular noncoherent cemented yellowish brown (10YR 5/4), moist, masses of oxidized iron with clear boundaries throughout; fragments.; observed in pit, small
    Bt3—60 to 87 centimeters (23.6 to 34.3 inches); dark grayish brown (10YR 4/2) broken face silty clay loam; 5 percent sand; 58 percent silt; 37 percent clay; moderate medium subangular blocky structure; 10 percent faint very dark grayish brown (10YR 3/2), moist, organoargillans on all faces of peds and 20 percent faint dark grayish brown (10YR 4/2), moist, clay films on all faces of peds; 2 percent fine faint spherical noncoherent cemented black (10YR 2/1), moist, manganese masses with clear boundaries throughout and 10 percent fine faint irregular noncoherent cemented yellowish brown (10YR 5/4), moist, masses of oxidized iron with clear boundaries throughout and 10 percent medium distinct irregular noncoherent cemented light gray (2.5Y 7/1), moist, iron depletions with clear boundaries throughout; fragments.; observed in pit, small
    2Bt4—87 to 117 centimeters (34.3 to 46.1 inches); brown (10YR 4/3) broken face silty clay; 8 percent sand; 51 percent silt; 41 percent clay; moderate medium subangular blocky, and weak medium prismatic structure; 10 percent faint very dark grayish brown (10YR 3/2), moist, organoargillans on all faces of peds and 20 percent distinct dark grayish brown (10YR 4/2), moist, clay films on all faces of peds; 2 percent fine faint spherical noncoherent cemented black (10YR 2/1), moist, manganese masses with clear boundaries throughout and 5 percent medium distinct irregular noncoherent cemented light gray (10YR 7/1), moist, iron depletions with clear boundaries throughout and 20 percent fine faint irregular noncoherent cemented yellowish brown (10YR 5/4), moist, masses of oxidized iron with clear boundaries throughout; fragments.; observed in pit, small
    2Bt5—117 to 147 centimeters (46.1 to 57.9 inches); grayish brown (10YR 5/2) broken face silty clay; 8 percent sand; 48 percent silt; 44 percent clay; moderate medium subangular blocky, and weak medium prismatic structure; 20 percent distinct grayish brown (10YR 5/2), moist, clay films on all faces of peds; 2 percent fine faint spherical noncoherent cemented black (10YR 2/1), moist, manganese masses with clear boundaries throughout and 10 percent medium distinct irregular noncoherent cemented light gray (10YR 7/1), moist, iron depletions with clear boundaries throughout and 20 percent fine faint irregular noncoherent cemented yellowish brown (10YR 5/4), moist, masses of oxidized iron with clear boundaries throughout; fragments.; observed in pit, small
    2Bt6—147 to 183 centimeters (57.9 to 72.0 inches); grayish brown (10YR 5/2) broken face silty clay; 8 percent sand; 46 percent silt; 46 percent clay; moderate medium subangular blocky, and moderate medium prismatic structure; 25 percent distinct grayish brown (10YR 5/2), moist, clay films on all faces of peds; 2 percent fine faint spherical noncoherent cemented black (10YR 2/1), moist, manganese masses with clear boundaries throughout and 10 percent medium distinct irregular noncoherent cemented grayish brown (2.5Y 5/2), moist, iron depletions with clear boundaries throughout and 20 percent fine faint irregular noncoherent cemented yellowish brown (10YR 5/4), moist, masses of oxidized iron with clear boundaries throughout; 1 percent by volume nonflat subrounded indurated 2-?-75 millimeter quartz fragments.; observed in pit, small