IDENTIFIERS

  • Current Taxon Name (Soil Name): Lofton
  • OSD
  • Series Extent
  • User Site ID: S12TX107001
  • User Pedon ID: S2012TX107001
  • Vegetation Plot ID: S12TX107001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 13N2362
  • NCSS Pedon Lab Data NASIS Record ID - 73095
  • Print Date: 12/11/2024

    • 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: 33.7373047
  • Std. Longitude: -101.4823303
  • Datum: WGS84
  • County: TX107—Crosby

    • PEDON

  • Describers Name: T. Craig Byrd
  • Current Taxonomic Class: Fine, mixed, superactive, thermic Vertic Argiustolls
  • Current Taxon Kind: series
  • Pedon Type: within range of map unit
  • Pedon Purpose: research site
  • Pedon Record Orgin: NASIS
  • Correlated Information:
  • Soil Name - Lofton
  • PSC - 16 to 66 cm.
  • Classificaton Date - 7/30/2012
  • Soil Taxonomic Edition - eleventh edition
  • Moisture Class - ustic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Portales
  • Classificaton Date - 7/25/2012
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Pedon Vegetation and Crop Cover Information:
  • Residue Description - wheat stubble
  • Hydric: no


    • SITE

  • Parent Material: clayey lacustrine deposits
  • Landscape: plateau
  • Landform: playa step on playa
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • Slope Shape Down: concave
  • Runoff: low
  • Drainage Class: moderately well
  • Geology: Playa Deposits formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

  • Ecological Sites. (Click Ecological Site ID For Link to EDIT.)
    Ecological Site ID Ecological Site Name Correlation Data Classifier
    R077CY027TX Playa 16-21" PZ

    • SITE OBSERVATION

  • Observation Date: 7/25/2012 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • Site Obs. Cover Kind 2 - close-grown crop
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    AMARA

    AMGR5

    SALSO

    Amaranthus

    Ambrosia grayi

    Salsola

    pigweed

    woollyleaf bur ragweed

    Russian thistle

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    mollic epipedon

    argillic horizon

    secondary carbonates

    0—66

    16—185

    84—185

    —-

    —-

    —-
    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

    0.4

    —

    —

    960

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 16 centimeters (0.0 to 6.3 inches); dark grayish brown (10YR 4/2) broken face, very dark grayish brown (10YR 3/2) broken face, moist; loam; 25 percent clay; moderate medium subangular blocky structure; slightly hard, friable, moderately sticky, slightly plastic; moderate permeability; low excavation difficulty; 6.0 fine roots throughout; 2 reversible crust related cracks per meter at a depth of 5 cm with a width of 3 cm that extend below the horizon; fragments; noneffervescent; clear smooth boundary. Lab sample # 13N03174; observed in push tube
    Bt1—16 to 40 centimeters (6.3 to 15.7 inches); dark grayish brown (10YR 4/2) broken face, very dark grayish brown (10YR 3/2) broken face, moist; clay; 45 percent clay; strong medium angular blocky structure; very hard, very firm, very sticky, very plastic; very slow permeability; high excavation difficulty; 5.0 fine roots throughout; 55 percent distinct clay films on all faces of peds; fragments; noneffervescent; clear wavy boundary. Lab sample # 13N03175. continuous - phpvsfiid 1112584; continuous - phpvsfiid 1112584
    Bt2—40 to 66 centimeters (15.7 to 26.0 inches); dark grayish brown (10YR 4/2) broken face, very dark grayish brown (10YR 3/2) broken face, moist; clay; 48 percent clay; strong medium angular blocky structure; very hard, very firm, very sticky, very plastic; very slow permeability; high excavation difficulty; 4.0 fine roots throughout; 55 percent distinct clay films on all faces of peds; fragments; noneffervescent; clear wavy boundary. Lab sample # 13N03176. continuous - phpvsfiid 1112585; continuous - phpvsfiid 1112585
    Bt3—66 to 84 centimeters (26.0 to 33.1 inches); grayish brown (10YR 5/2) broken face, dark grayish brown (10YR 4/2) broken face, moist; clay; 43 percent clay; moderate medium angular blocky structure; very hard, very firm, very sticky, very plastic; very slow permeability; high excavation difficulty; 4.0 fine roots throughout; 50 percent distinct clay films on all faces of peds; fragments; slight effervescence; gradual wavy boundary. Lab sample # 13N03177. continuous - phpvsfiid 1112586; continuous - phpvsfiid 1112586
    2Btkb1—84 to 109 centimeters (33.1 to 42.9 inches); yellowish red (5YR 5/6) broken face, yellowish red (5YR 4/6) broken face, moist; sandy clay loam; 25 percent clay; moderate medium subangular blocky structure; slightly hard, friable, moderately sticky, moderately plastic; moderate permeability; moderate excavation difficulty; 2.0 very fine roots throughout; 20 percent distinct clay films on all faces of peds; 12 percent fine irregular carbonate masses throughout; fragments; strong effervescence; clear smooth boundary. Lab sample # 13N03178. discontinuous - phpvsfiid 1112587; discontinuous - phpvsfiid 1112587
    2Btkb2—109 to 155 centimeters (42.9 to 61.0 inches); reddish yellow (5YR 6/8) broken face, yellowish red (5YR 5/8) broken face, moist; fine sandy loam; 19 percent clay; moderate medium subangular blocky structure; slightly hard, friable, slightly sticky, nonplastic; moderate permeability; low excavation difficulty; 2.0 very fine roots throughout; 25 percent distinct clay films on all faces of peds; 3 percent fine irregular carbonate masses throughout; fragments; slight effervescence; clear smooth boundary. Lab sample # 13N03179. discontinuous - phpvsfiid 1112588; discontinuous - phpvsfiid 1112588
    2Btkb3—155 to 185 centimeters (61.0 to 72.8 inches); pink (5YR 7/4) broken face, light reddish brown (5YR 6/4) broken face, moist; fine sandy loam; 18 percent clay; weak medium subangular blocky structure; slightly hard, friable, slightly sticky, nonplastic; moderately rapid permeability; low excavation difficulty; 1.0 very fine roots throughout; 8 percent faint clay films on all faces of peds; 5 percent carbonate, finely disseminated throughout and 8 percent fine irregular carbonate masses throughout; fragments; strong effervescence. Lab sample # 13N03180. discontinuous - phpvsfiid 1112589; discontinuous - phpvsfiid 1112589