IDENTIFIERS

  • Current Taxon Name (Soil Name): Biddle
  • OSD
  • Series Extent
  • User Site ID: S1963MT075001
  • User Pedon ID: S1963MT075001
  • Vegetation Plot ID: S1963MT075001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 40A5334
  • NCSS Pedon Lab Data NASIS Record ID - 42581
  • Print Date: 4/3/2025

    • LOCATION

  • Township: 9 S
  • Range: 51 E
  • Section: 17
  • PLSS Details: 20' W of NE corner
  • State: Montana
  • County: MT075—Powder River

    • PEDON

  • Describers Name: C. A. Mogen
  • Pedon Record Orgin: NASIS
  • Pedon #: 1
  • Sampled As Information:
  • Soil Name - Biddle
  • Classificaton Date - 7/22/1963
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: local loamy alluvium derived from sandstone and shale
  • Landform: broad coalescing alluvial fan
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/22/1963 (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

    ARCA13

    ARFR4

    BOGR2

    ELTR7

    HECOC8

    PSSP6

    Artemisia cana

    Artemisia frigida

    Bouteloua gracilis

    Elymus trachycaulus

    Hesperostipa comata ssp. comata

    Pseudoroegneria spicata

    silver sagebrush

    prairie sagewort

    blue grama

    slender wheatgrass

    needle and thread

    bluebunch wheatgrass

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    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

    1

    —

    —

    —

    —

    90

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    E1—0 to 5 centimeters (0.0 to 2.0 inches); dark grayish brown (10YR 4/2), pale brown (10YR 6/3), dry; loam; soft, friable, nonsticky, nonplastic; fragments; clear boundary. Lab sample # 40A40138
    E2—5 to 10 centimeters (2.0 to 3.9 inches); dark grayish brown (10YR 4/2), pale brown (10YR 6/3), dry; loam; moderate fine platy structure; slightly hard, friable, nonsticky, nonplastic; fragments; clear boundary.
    Bt1—10 to 15 centimeters (3.9 to 5.9 inches); brown (10YR 4/3), pale brown (10YR 6/3), dry; clay; moderate fine prismatic parts to strong fine platy structure; slightly hard, friable, moderately sticky, moderately plastic; 0.5 pores; fragments; clear boundary. Lab sample # 40A40139
    Bt2—15 to 28 centimeters (5.9 to 11.0 inches); brown (10YR 4/3), pale brown (10YR 6/3), dry; clay; moderate fine prismatic parts to strong fine blocky structure; very hard, friable, moderately sticky, moderately plastic; 0.5 pores; clay films; fragments; gradual boundary. Lab sample # 40A40140. continuous - phpvsfiid 457923; continuous - phpvsfiid 457923
    Bt3—28 to 41 centimeters (11.0 to 16.1 inches); olive brown (2.5Y 4/3), light yellowish brown (2.5Y 6/3), dry; clay; moderate medium prismatic parts to strong medium angular blocky, and moderate medium prismatic parts to strong fine angular blocky structure; very hard, friable, moderately sticky, moderately plastic; 0.5 pores; clay films; fragments; clear irregular boundary. Lab sample # 40A40141. continuous - phpvsfiid 457924; continuous - phpvsfiid 457924
    Bk1—41 to 53 centimeters (16.1 to 20.9 inches); light olive brown (2.5Y 5/3), light brownish gray (2.5Y 6/2), dry; clay loam; weak medium prismatic parts to moderate medium subangular blocky structure; very hard, friable, slightly sticky, slightly plastic; 10 percent clay films; fragments; clear irregular boundary. patchy - phpvsfiid 457927; patchy - phpvsfiid 457927
    Bk2—53 to 81 centimeters (20.9 to 31.9 inches); light olive brown (2.5Y 5/3), light brownish gray (2.5Y 6/2), dry; clay loam; moderate medium subangular blocky structure; hard, friable, slightly sticky, slightly plastic; fragments; gradual boundary. Lab sample # 40A40142
    B—81 to 122 centimeters (31.9 to 48.0 inches); light olive brown (2.5Y 5/3), light brownish gray (2.5Y 6/2), dry; loam; weak medium blocky structure; hard, friable, slightly sticky, slightly plastic; fragments.
    By—122 to 165 centimeters (48.0 to 65.0 inches); light olive brown (2.5Y 5/3), light brownish gray (2.5Y 6/2), dry; loam; massive; hard, friable, slightly sticky, slightly plastic; fragments.
    2C—165 centimeters (65.0 inches); sand; single grain; loose; fragments.