IDENTIFIERS

  • Current Taxon Name (Soil Name): Jacana
  • OSD
  • Series Extent
  • User Site ID: S1961PR079002
  • User Pedon ID: S1961PR079002
  • Vegetation Plot ID: S1961PR079002
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 40A0559
  • NCSS Pedon Lab Data NASIS Record ID - 33087
  • Print Date: 11/24/2024

    • 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: 18.0438881
  • Std. Longitude: -67.0505524
  • Datum: WGS84
  • Location Description: Lajas Valley, Puerto Rico, Highway 117, 60 feet east of kilometer marker 1.7 and 35 feet south of fence along highway. Aerial photograph GS-LR-6-84. Suroeste Soil Conservation District.
  • State: Puerto Rico
  • Non-MLRA Soil Survey Area: PR687—Lajas Valley Area, Puerto Rico

    • PEDON

  • Describers Name: W. E. McKinzie.
  • Current Taxon Kind: series
  • Pedon Type: OSD pedon
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 2
  • Correlated Information:
  • Soil Name - Jacana
  • PSC - 25 to 96 cm.
  • Classificaton Date - 9/3/2003
  • Sampled As Information:
  • Soil Name - Jacana
  • Classificaton Date - 3/18/1961
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Hill Slope Profile: footslope
  • Slope Shape Down: convex
  • Runoff: medium
  • Drainage Class: moderately well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 3/18/1961 (actual site observation date)
  • Air Photo ID: GSLR-6-84
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop 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

    PHASE

    Phaseolus

    bean

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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

    3

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    180

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    AP—0 to 15 centimeters (0.0 to 5.9 inches); very dark brown (10YR 2/2) clay; weak fine granular structure; hard when dry, friable, slightly sticky, moderately plastic; fragments; moderately acid, pH 5.8, unspecified; abrupt smooth boundary. Lab sample # 40A04100
    A12—15 to 33 centimeters (5.9 to 13.0 inches); very dark brown (10YR 2/2) clay; massive parts to weak coarse angular blocky parts to weak fine granular; hard when dry, very firm, slightly sticky, moderately plastic; fragments; moderately acid, pH 5.8, unspecified; clear smooth boundary. Lab sample # 40A04101. Small slickensides less than one inch in width.
    B—33 to 53 centimeters (13.0 to 20.9 inches); 80 percent dark brown (7.5YR 3/2) and 20 percent very dark brown (10YR 2/2) clay; massive parts to weak coarse angular blocky parts to weak fine granular; hard when dry, very firm, slightly sticky, moderately plastic; 75 percent pressure faces; fragments; neutral, pH 7.0, unspecified; clear wavy boundary. Lab sample # 40A04102. 1 to 3 inch wide slickensides.
    C1—53 to 71 centimeters (20.9 to 28.0 inches); 20 percent dark brown (7.5YR 3/2) clay; massive; slightly sticky, moderately plastic; fragments; neutral, pH 7.0, unspecified; gradual wavy boundary. Lab sample # 40A04103. 80 percent saprolite of volcanic flow that doesn't break down on wetting; 20 percent clay which is the described portion of the sample which occurs in pockets.
    C2—71 to 97 centimeters (28.0 to 38.2 inches); massive; hard when dry; fragments; neutral, pH 7.0, unspecified. Lab sample # 40A04104. Coarse bedded volcanic flow conglomerate with dark brown (7.5YR 3/2) clay in seams; some green particles less than 5 mm. in diameter.