IDENTIFIERS

  • Current Taxon Name (Soil Name): Lamoni
  • OSD
  • Series Extent
  • User Site ID: 1991MO129016
  • User Pedon ID: 1991MO129016
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 91P0894
  • NCSS Pedon Lab Data NASIS Record ID - 63932
  • Print Date: 4/25/2025

    • 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: 40.5622222
  • Std. Longitude: -93.7402778
  • Datum: WGS84
  • Township: 67N
  • Range: 25W
  • Section: 32
  • PLSS Details: 750 feet W and 950 feet N of the SE corner
  • Map Unit: 30133—Lamoni clay loam, 5 to 9 percent slopes, eroded
  • State: Missouri
  • County: MO129—Mercer
  • MLRA: 109—Iowa and Missouri Heavy Till Plain
  • 7.5 Minute USGS Quad: 40093-E6—Pleasanton, Missouri

    • PEDON

  • Current Taxonomic Class: Fine, smectitic, mesic Vertic Epiaqualfs
  • Current Taxon Kind: taxadjunct
  • Pedon Type: TUD pedon
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 16
  • Correlated Information:
  • Soil Name - Lamoni
  • PSC - 18 to 68 cm.
  • Classificaton Date - 7/11/2007
  • Moisture Class - aquic
  • Sampled As Information:
  • Soil Name - Lamoni
  • Taxonomic Class - Fine, montmorillonitic, mesic Aquic Argiudoll
  • Taxon Kind - series
  • Classificaton Date - 7/1/1991
  • Moisture Class - udic
  • Moisture SUBClass - aquic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: loess over till
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/1/1991 (actual site observation date)
  • Surface Cover Properties:
  • 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

    mollic epipedon

    argillic horizon

    0—18

    18—132

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    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

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    Ap—0 to 18 centimeters (0.0 to 7.1 inches); black (10YR 2/1), dark gray (10YR 4/1), dry; silt loam; moderate fine granular structure; very friable; 5.5 fine roots; fragments; clear smooth boundary. Lab sample # 91P05442. many fine roots
    2Bt1—18 to 36 centimeters (7.1 to 14.2 inches); brown (10YR 4/3) clay loam; 11 percent brown (7.5YR 4/4) fine distinct mottles; moderate fine subangular blocky structure; friable; 2.5 fine roots; black (10YR 2/1), moist, coats and very dark gray (10YR 3/1), moist, coats and 15 percent faint , moist, clay films on faces of peds; fragments; clear smooth boundary. Lab sample # 91P05443. few clay films surface features on faces of peds; common fine roots; common fine distinct 7.5YR44 mottles
    2Bt2—36 to 56 centimeters (14.2 to 22.0 inches); dark grayish brown (10YR 4/2) clay; 1 percent yellowish brown (10YR 5/6) fine prominent and 11 percent brown (7.5YR 4/4) fine prominent mottles; moderate medium subangular blocky structure; firm; 2.5 fine roots; very dark gray (10YR 3/1), moist, coats and 37 percent distinct , moist, clay films on faces of peds; 1 percent fine dark concretions; fragments; gradual smooth boundary. Lab sample # 91P05444. few fine dark concretions concentrations; common clay films surface features on faces of peds; common fine roots; few fine prominent 10YR56 mottles; common fine prominent 7.5YR44 mottles
    2Bt3—56 to 79 centimeters (22.0 to 31.1 inches); grayish brown (2.5Y 5/2) clay; 11 percent yellowish brown (10YR 5/6) fine prominent and 11 percent brown (7.5YR 4/4) fine prominent mottles; moderate medium subangular blocky structure; firm; 0.5 fine roots; very dark gray (10YR 3/1), moist, coats and 55 percent distinct , moist, clay films on faces of peds; 11 percent medium carbonate concretions; fragments; clear smooth boundary. Lab sample # 91P05445. common medium carbonate concretions concentrations; many clay films surface features on faces of peds; few fine roots; common fine prominent 10YR56 mottles; common fine prominent 7.5YR44 mottles
    2Bt4—79 to 132 centimeters (31.1 to 52.0 inches); yellowish brown (10YR 5/4) clay loam; 11 percent gray (5Y 6/1) fine prominent and 11 percent brown (7.5YR 4/4) fine prominent mottles; weak medium subangular blocky structure; firm; 0.5 fine roots; 15 percent distinct , moist, clay films on faces of peds; 11 percent fine carbonate concretions; fragments; clear smooth boundary. Lab sample # 91P05446. common fine carbonate concretions concentrations; few clay films surface features on faces of peds; few fine roots; common fine prominent 5Y61 mottles; common fine prominent 7.5YR44 mottles
    2BC—132 to 152 centimeters (52.0 to 59.8 inches); yellowish brown (10YR 5/4) clay loam; 1 percent light brownish gray (2.5Y 6/2) fine prominent mottles; massive; very firm; 30 percent medium dark concretions; fragments. Lab sample # 91P05447. many medium dark concretions concentrations; few fine prominent 2.5Y62 mottles