IDENTIFIERS

  • Current Taxon Name (Soil Name): UNNAMED
  • OSD
  • Series Extent
  • User Site ID: S1957PR097002
  • User Pedon ID: S1957PR097002
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 40A0591
  • NCSS Pedon Lab Data NASIS Record ID - 33669
  • Print Date: 4/28/2024
  • LOCATION

  • Location Description: 0.8 mile east of Highway No. 102 along road which passes headquarters of Pinio Morales Farm. Photo GS-LR-18-156.
  • State: Puerto Rico
  • Non-MLRA Soil Survey Area: PR684—Mayaguez Area, Puerto Rico Western Part
  • PEDON

  • Describers Name: C. J. Koch
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 2
  • Sampled As Information:
  • Soil Name - UNNAMED
  • PSC - 25 to 100 cm.
  • Classificaton Date - 9/12/1957
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


  • SITE

  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no
  • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/12/1957 (actual site observation date)
  • Air Photo ID: GSLR18156
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • 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

    6

    1219

    -3.3

    AP—0 to 20 centimeters (0.0 to 7.9 inches); dark reddish brown (2.5YR 3/4) clay; moderate medium granular structure; friable, nonsticky, nonplastic; fragments; extremely acid, pH 4.0, hellige-truog; abrupt smooth boundary. Lab sample # 40A04314. pronounced worm and insect activity; somewhat compacted by turning of farm machinery.
    B1—20 to 36 centimeters (7.9 to 14.2 inches); dark red (2.5YR 3/6) clay; weak fine angular blocky structure; firm, nonsticky, nonplastic; fragments; extremely acid, pH 4.0, hellige-truog; clear smooth boundary. Lab sample # 40A04315. somewhat compacted; pronounced worm activity
    B21—36 to 61 centimeters (14.2 to 24.0 inches); dusky red (10R 3/4) clay; weak coarse angular blocky structure; friable, nonsticky, nonplastic; 21.0 fine pores; fragments; extremely acid, pH 4.0, hellige-truog. Lab sample # 40A04316. arbitrary boundary;
    B22—61 to 89 centimeters (24.0 to 35.0 inches); dusky red (10R 3/4); weak coarse angular blocky structure; very friable, nonsticky, nonplastic; 21.0 fine pores; fragments; slightly acid, pH 6.3, hellige-truog. Lab sample # 40A04317. arbitrary boundary;
    B23—89 to 114 centimeters (35.0 to 44.9 inches); dusky red (10R 3/4) clay; weak coarse angular blocky structure; very friable, nonsticky, nonplastic; 21.0 fine pores; fragments; slightly acid, pH 6.3, hellige-truog; abrupt smooth boundary. Lab sample # 40A04318. some patches of C1 in this horizon
    C1—114 to 147 centimeters (44.9 to 57.9 inches); dark reddish brown (2.5YR 3/4) and red (2.5YR 4/6); moderate medium angular blocky structure; firm; fragments; strongly acid, pH 5.3, hellige-truog; clear smooth boundary. Lab sample # 40A04319. Highly weathered parent material with few fragments of hard serpentine; color is predominantly dark reddish brown (2.5YR 3/4) with some spots of red (2.5YR 4/6)
    C2—147 to 168 centimeters (57.9 to 66.1 inches); fragments. Lab sample # 40A04320. Compact layer of highly disintegrated rock with some fragments of hard serpentine; colors include red, yellow, green and brown; structure appears much like original rock