IDENTIFIERS

  • Current Taxon Name (Soil Name): Burgraff
  • OSD
  • Series Extent
  • User Site ID: S1991MT049005
  • User Pedon ID: 91MT049005
  • Vegetation Plot ID: S1991MT049005
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 92P0500
  • NCSS Pedon Lab Data NASIS Record ID - 64739
  • Print Date: 11/11/2024

    • 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: 47.4448967
  • Std. Longitude: -112.3528519
  • Datum: WGS84
  • Township: 20N
  • Range: 6W
  • Section: 34
  • PLSS Details: 2500 feet S and 2400 feet E of the NW corner
  • State: Montana
  • County: MT049—Lewis and Clark

    • PEDON

  • Describers Name: LCB, AS
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 5
  • Sampled As Information:
  • Soil Name - Burgraff
  • Taxonomic Class - Fine-silty, mixed Aridic Calciborolls
  • PSC - 25 to 69 cm.
  • Classificaton Date - 11/19/1979
  • Moisture Class - aridic (torric)
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Drainage Class: well
  • Surface Fragments: 0.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 11/19/1979 (actual site observation date)
  • Surface Cover Properties:
  • 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

    KOMA

    MUCU3

    SALVI

    Koeleria macrantha

    Muhlenbergia cuspidata

    Salvia

    prairie Junegrass

    plains muhly

    sage

    —

    —

    —

    —

    —

    —

    —

    —

    —
    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

    8

    —

    —

    1265

    —

    330

    —

    —

    6.1

    —

    —

    6.7

    —

    —

    —

    —

    —

    —

    —
    A1—0 to 8 centimeters (0.0 to 3.1 inches); dark grayish brown (10YR 4/2), grayish brown (10YR 5/2), dry; silt loam; 22 percent clay; moderate very fine granular structure; soft, very friable, slightly sticky, slightly plastic; 21.0 very fine roots; fragments; strong effervescence; slightly alkaline, pH 7.8, hellige-truog; clear smooth boundary. Lab sample # 92P02911. composite sample 0 to 15 cm.
    A2—8 to 15 centimeters (3.1 to 5.9 inches); dark grayish brown (10YR 4/2), grayish brown (10YR 5/2), dry; silt loam; weak fine and medium subangular blocky structure; slightly hard, friable, moderately sticky, slightly plastic; 21.0 very fine roots; 21.0 very fine interstitial and tubular pores; fragments; strong effervescence; slightly alkaline, pH 7.8, hellige-truog; clear smooth boundary. Lab sample # 92P02911. composite sample 0 to 15 cm.
    Bk1—15 to 43 centimeters (5.9 to 16.9 inches); pinkish gray (7.5YR 6/2), pinkish gray (7.5YR 7/2), dry; silt loam; 22 percent clay; moderate fine and medium subangular blocky structure; slightly hard, friable, moderately sticky, slightly plastic; 3.0 very fine roots; 21.0 very fine interstitial and tubular pores; 21 percent fine and medium lime masses; fragments; violent effervescence; moderately alkaline, pH 8.0, hellige-truog; gradual smooth boundary. Lab sample # 92P02912. strong calcic horizon; few angular chips of soft siltstone
    Bk2—43 to 69 centimeters (16.9 to 27.2 inches); grayish brown (10YR 5/2), light gray (10YR 7/2), dry; silt loam; weak fine and medium subangular blocky structure; slightly hard, friable, moderately sticky, slightly plastic; 3.0 very fine roots; 21.0 very fine interstitial and tubular pores; 3 percent fine and medium lime masses; fragments; violent effervescence; moderately alkaline, pH 8.2, hellige-truog; gradual smooth boundary. Lab sample # 92P02913. this layer has layers that are (10YR 6/2) also
    Cr—69 to 152 centimeters (27.2 to 59.8 inches);, gray (5YR 5/1), dry; fragments. Lab sample # 92P02914. few roots in upper part; interbedded soft siltstone and gray material; highly fractured material; few roots going down in; Cr material dispenses (when soaked in water) to a silt loam