IDENTIFIERS

  • Current Taxon Name (Soil Name): Biga
  • OSD
  • Series Extent
  • User Site ID: 1984NV027006
  • User Pedon ID: 1984NV027006
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 84P0625
  • NCSS Pedon Lab Data NASIS Record ID - 54869
  • Print Date: 1/29/2025

    • 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: 40.1658333
  • Std. Longitude: -118.9669444
  • Datum: WGS84
  • Township: 27N
  • Range: 27E
  • Section: 31
  • PLSS Details: 2300 feet North, 100 feet West of the Southeast corner
  • State: Nevada
  • County: NV027—Pershing
  • MLRA: 27—Fallon-Lovelock Area

    • PEDON

  • Describers Name: Bowles and Zielinski
  • Current Taxonomic Class: Fine, montmorillonitic, mesic Duric Natrargids
  • Current Taxon Kind: series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 6
  • Sampled As Information:
  • Soil Name - Biga
  • Taxonomic Class - Fine, montmorillonitic, mesic Duric Natrargids
  • PSC - 20 to 38 cm.
  • Classificaton Date - 5/1/1984
  • Moisture Class - aridic (torric)
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: intermontane basin
  • Landform: alluvial fan
  • Runoff: low
  • Drainage Class: very poorly
  • Surface Fragments: 0.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 5/1/1984 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • 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

    ochric epipedon

    natric horizon

    0—20

    20—38

    —-

    —-
    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

    3

    —

    —

    1235

    —

    90

    130

    —

    —

    11

    —

    —

    12

    —

    —

    —

    —

    —

    —

    —
    1A 1—0 to 5 centimeters (0.0 to 2.0 inches); pale brown (10YR 6/3), brown (10YR 4/3), moist; gravelly coarse sandy loam; moderate fine platy structure; soft, very friable, nonsticky, nonplastic; 2.5 very fine roots; 5.5 very fine vesicular pores; 15 percent by volume 2-39-75 millimeter igneous, unspecified fragments; moderately alkaline, pH 8.2, thymol-blue; clear smooth boundary. Lab sample # 84P3498. common very fine roots
    1A 2—5 to 15 centimeters (2.0 to 5.9 inches); pale brown (10YR 6/3), brown (10YR 4/3), moist; gravelly coarse sandy loam; weak fine platy structure; slightly hard, very friable, nonsticky, nonplastic; 2.5 very fine roots and 0.5 medium roots; 5.5 very fine discontinuous tubular and 2.5 fine discontinuous tubular pores; 15 percent by volume 2-39-75 millimeter mixed fragments; strongly alkaline, pH 8.8, thymol-blue; abrupt smooth boundary. Lab sample # 84P3499. common very fine roots; few medium roots
    1E3—15 to 20 centimeters (5.9 to 7.9 inches); very pale brown (10YR 7/3), brown (10YR 4/3), moist; gravelly loam; weak very fine platy structure; slightly hard, very friable, very sticky, moderately plastic; 2.5 very fine roots and 2.5 fine roots; 2.5 very fine discontinuous tubular and 2.5 fine discontinuous tubular pores; 25 percent by volume 2-39-75 millimeter igneous, unspecified fragments; strongly alkaline, pH 8.8, thymol-blue; abrupt smooth boundary. Lab sample # 84P3500. common very fine roots; common fine roots
    2B tnk—20 to 38 centimeters (7.9 to 15.0 inches); light yellowish brown (10YR 6/4), dark yellowish brown (10YR 4/4), moist; clay; strong medium prismatic, and strong coarse prismatic structure; hard, firm, very sticky, very plastic; 5.5 very fine roots between peds and 2.5 fine roots between peds; 2.5 very fine discontinuous tubular and 2.5 fine discontinuous tubular pores; pressure faces; 2 percent by volume 2-39-75 millimeter igneous, unspecified fragments; strong effervescence, by hcl, unspecified; strongly alkaline, pH 8.8, thymol-blue; clear smooth boundary. Lab sample # 84P3501. many very fine roots between peds; common fine roots between peds
    2B qk1—38 to 74 centimeters (15.0 to 29.1 inches); light yellowish brown (10YR 6/4), dark yellowish brown (10YR 4/4), moist; gravelly coarse sandy loam; massive; hard, friable, weakly cemented, slightly sticky, slightly plastic; 5.5 very fine roots and 5.5 fine roots; 0.5 medium discontinuous tubular pores; 30 percent by volume 2-39-75 millimeter igneous, unspecified fragments; strong effervescence, by hcl, unspecified; strongly alkaline, pH 8.8, thymol-blue; clear smooth boundary. Lab sample # 84P3502. many very fine roots; many fine roots; effervescence is discontinuous
    2B qk2—74 to 94 centimeters (29.1 to 37.0 inches); very pale brown (10YR 7/3), dark yellowish brown (10YR 4/4), moist; coarse sand; moderate medium platy structure; very hard, very firm, weakly cemented, nonsticky, nonplastic; 0.5 very fine roots and 0.5 fine roots; 2.5 very fine discontinuous tubular and 0.5 fine discontinuous tubular pores; 10 percent by volume 2-39-75 millimeter igneous, unspecified fragments; violent effervescence, by hcl, unspecified; moderately alkaline, pH 8.2, thymol-blue; abrupt smooth boundary. Lab sample # 84P3503. few very fine roots; few fine roots; effervescence is discontinuous
    2B qk3—94 to 129 centimeters (37.0 to 50.8 inches); very pale brown (10YR 7/3), dark yellowish brown (10YR 4/4), moist; gravelly loamy sand; massive; hard, friable, weakly cemented, nonsticky, nonplastic; 0.5 very fine roots; 5.5 very fine discontinuous tubular and 5.5 fine discontinuous tubular pores; 25 percent by volume 2-39-75 millimeter igneous, unspecified fragments; slight effervescence, by hcl, unspecified; moderately alkaline, pH 8.2, thymol-blue; gradual smooth boundary. Lab sample # 84P3504. few very fine roots; effervescence is discontinuous
    2C—129 to 152 centimeters (50.8 to 59.8 inches); very pale brown (10YR 7/3), dark yellowish brown (10YR 4/4), moist; gravelly coarse sand; massive; slightly hard, very friable, nonsticky, nonplastic; 0.5 very fine roots; 2.5 very fine discontinuous tubular and 2.5 fine discontinuous tubular pores; 25 percent by volume 2-39-75 millimeter igneous, unspecified fragments; moderately alkaline, pH 8.2, thymol-blue. Lab sample # 84P3505. few very fine roots