IDENTIFIERS

  • Current Taxon Name (Soil Name): Cayagua
  • OSD
  • Series Extent
  • User Site ID: S1961PR005003
  • User Pedon ID: S1961PR005003
  • Vegetation Plot ID: S1961PR005003
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - SSL
  • Lab Pedon # - 40A0562
  • NCSS Pedon Lab Data NASIS Record ID - 33090
  • Print Date: 2/16/2025

    • LOCATION

  • Location Description: Este Soil Conservation District, Puerto Rico, 450 feet west of kilometer marker 0.7, Highway No. 450 (75 feet west of fence).
  • State: Puerto Rico

    • PEDON

  • Describers Name: William McKinzie and Rafael Boccheciamp.
  • Current Taxon Kind: series
  • Pedon Type: OSD pedon
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 3
  • Correlated Information:
  • Soil Name - Cayagua
  • PSC - 10 to 50 cm.
  • Classificaton Date - 9/3/2003
  • Soil Taxonomic Edition - twelfth edition
  • Sampled As Information:
  • Soil Name - Cayagua
  • Classificaton Date - 12/12/1961
  • Soil Taxonomic Edition - twelfth edition
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Slope Shape Down: convex
  • Runoff: medium
  • Drainage Class: somewhat poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 12/12/1961 (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
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    AXONO

    IPOMO

    Axonopus

    Ipomoea

    carpetgrass

    morning-glory

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    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

    7

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    225

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    AP—0 to 10 centimeters (0.0 to 3.9 inches); dark grayish brown (10YR 4/2) coarse sandy loam; weak fine granular structure; very friable, nonsticky, nonplastic; 21.0 roots; 1 percent medium iron concretions; fragments; abrupt smooth boundary. Lab sample # 40A04119
    AP2—5 to 10 centimeters (2.0 to 3.9 inches); fragments. Lab sample # 40A04125. Lower two inches of Ap. More sandy and richer in iron concretions than upper half.
    B21T—10 to 25 centimeters (3.9 to 9.8 inches); light brownish gray (10YR 6/2) clay; 21 percent strong brown (7.5YR 5/6) coarse distinct mottles; weak medium subangular blocky structure; very firm, slightly sticky, moderately plastic; 3.0 roots; clay films on faces of peds and in pores; fragments; clear wavy boundary. Lab sample # 40A04120. patchy - phpvsfiid 1923480; patchy - phpvsfiid 1923480
    B22T—25 to 51 centimeters (9.8 to 20.1 inches); light brownish gray (10YR 6/2) clay; 1 percent red (2.5YR 5/6) fine distinct and 21 percent strong brown (7.5YR 5/6) coarse distinct mottles; weak coarse subangular blocky structure; firm, slightly sticky, moderately plastic; 0.5 roots; clay films on faces of peds and in pores; fragments; clear wavy boundary. Lab sample # 40A04121. patchy - phpvsfiid 1923481; patchy - phpvsfiid 1923481
    B3—51 to 69 centimeters (20.1 to 27.2 inches); 60 percent yellowish red (5YR 5/6) and 40 percent light gray (10YR 7/1) sandy loam, clay; massive; friable, nonsticky, nonplastic; 0.1 roots; fragments; gradual wavy boundary. Lab sample # 40A04122. 60 percent sandy loam and 40 percent clay.
    C1—69 to 91 centimeters (27.2 to 35.8 inches); 60 percent yellowish red (5YR 4/6) and 40 percent light gray (10YR 7/1) sandy loam, clay; massive; friable, nonsticky, slightly plastic; fragments; gradual wavy boundary. Lab sample # 40A04123. 60 percent sandy loam with 40 percent clay and quartz seams.
    C2—91 to 254 centimeters (35.8 to 100.0 inches); yellowish red (5YR 4/6) and reddish yellow (7.5YR 6/6) sandy loam; massive; very friable, nonsticky, nonplastic; fragments. Lab sample # 40A04124. Sample from 80 to 100 inches taken with auger.