IDENTIFIERS

  • Current Taxon Name (Soil Name): Maleza
  • OSD
  • Series Extent
  • User Site ID: S1989PR071002
  • User Pedon ID: 89PR071002
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 89P0400
  • NCSS Pedon Lab Data NASIS Record ID - 61504
  • Print Date: 11/21/2024

    • 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: 18.5069447
  • Std. Longitude: -67.0455551
  • Datum: WGS84
  • Location Description: Isabela Municipal PR; Mayaquez s.s. sheet #2; 1.4 mi W on Hwy 459 from jct with Hwy 112; 0.3 mi N on unimproved road and 100 feet E of road in pasture
  • State: Puerto Rico
  • County: PR071—Isabela
  • MLRA: 270—Humid Mountains and Valleys

    • PEDON

  • Describers Name: D. Williams, C. Santiago
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 2
  • Sampled As Information:
  • Soil Name - Maleza
  • Taxonomic Class - Clayey, oxidic Rhodic Kandiudults
  • PSC - 64 to 114 cm.
  • Classificaton Date - 2/1/1989
  • Moisture Class - ustic
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: coastal plain
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: shoulder
  • Slope Position: upper third
  • Runoff: low
  • Drainage Class: well
  • Surface Fragments: 0.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 2/1/1989 (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

    lithic contact

    oxic horizon

    0—38

    0—371

    84—236

    —-

    —-

    —-
    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

    4

    —

    —

    65

    —

    45

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    4702

    —
    A—0 to 23 centimeters (0.0 to 9.1 inches); yellowish red (5YR 4/6) loamy sand; weak fine subangular blocky, and single grain; loose, nonsticky, nonplastic; medium and coarse roots throughout and 0.5 fine roots throughout; fragments; moderately acid, pH 5.6, chlorophenol red; clear wavy boundary. Lab sample # 89P02230. few fine roots throughout
    Bw1—23 to 38 centimeters (9.1 to 15.0 inches); dark red (2.5YR 3/6) sandy loam; weak fine subangular blocky, and weak medium subangular blocky structure; loose, nonsticky, nonplastic; medium and coarse roots throughout and 0.5 fine roots throughout; fragments; moderately acid, pH 5.6, chlorophenol red; clear smooth boundary. Lab sample # 89P02231. few fine roots throughout
    Bw2—38 to 64 centimeters (15.0 to 25.2 inches); dark red (2.5YR 3/6) sandy loam; 17 percent clay; weak medium subangular blocky, and weak fine subangular blocky structure; friable, slightly sticky, slightly plastic; 0.5 medium and coarse roots throughout; 0.5 fine and medium tubular pores; 1 percent fine threadlike iron-manganese masses; fragments; strongly acid, pH 5.4, chlorophenol red; clear smooth boundary. Lab sample # 89P02232. few fine soft masses of iron-manganese concentrations; few medium and coarse roots throughout
    Bt1—64 to 84 centimeters (25.2 to 33.1 inches); dark red (2.5YR 3/6) sandy clay loam; 22 percent clay; weak medium subangular blocky, and weak coarse subangular blocky structure; friable, moderately sticky, moderately plastic; 0.5 fine and medium roots throughout; 0.5 fine and medium tubular pores; 11 percent fine spherical iron-manganese masses; fragments; strongly acid, pH 5.2, chlorophenol red; clear smooth boundary. Lab sample # 89P02233. Large roots concentrated at the base of Bt1; common fine soft masses of iron-manganese concentrations; few fine and medium roots throughout
    Bt2—84 to 104 centimeters (33.1 to 40.9 inches); dark red (2.5YR 3/6) clay; 43 percent clay; 1 percent strong brown (7.5YR 5/6) fine and medium distinct mottles; weak medium subangular blocky, and weak coarse subangular blocky structure; friable, moderately sticky, moderately plastic; 0.5 fine and medium roots throughout; 0.5 fine and medium tubular pores; 2 percent faint dark red (2.5YR 3/6), moist, coats on faces of peds; 1 percent fine threadlike iron-manganese masses and 1 percent fine platy iron-manganese masses; fragments; strongly acid, pH 5.4, chlorophenol red; clear smooth boundary. Lab sample # 89P02234. few fine soft masses of iron-manganese concentrations; few fine soft masses of iron-manganese concentrations; very few coats surface features on faces of peds; few fine and medium roots throughout; few fine and medium distinct 7.5YR56 mottles; discontinuous - phpvsfiid 233003; discontinuous - phpvsfiid 233003
    Bt3—104 to 163 centimeters (40.9 to 64.2 inches); dark red (2.5YR 3/6) sandy clay; 36 percent clay; weak coarse subangular blocky, and weak medium subangular blocky structure; friable, moderately sticky, moderately plastic; 0.5 fine and medium roots throughout; 0.5 fine and medium tubular pores; fragments; moderately acid, pH 5.8, chlorophenol red; gradual boundary. Lab sample # 89P02235. few fine and medium roots throughout
    Bt4—163 to 236 centimeters (64.2 to 92.9 inches); red (2.5YR 5/6) sandy clay loam; 34 percent clay; weak coarse subangular blocky, and weak medium subangular blocky structure; friable, moderately sticky, moderately plastic; 0.5 fine and medium roots throughout; 0.5 fine and medium tubular pores; fragments; moderately acid, pH 5.6, chlorophenol red. Lab sample # 89P02236. few fine and medium roots throughout
    R—236 to 371 centimeters (92.9 to 146.1 inches); fragments. pH 7.2 at contact with limestone