IDENTIFIERS

  • Current Taxon Name (Soil Name): Cayo
  • OSD
  • Series Extent
  • User Site ID: S88TX261006
  • User Pedon ID: S88TX261006
  • User Site Association ID: Kenedy Foundation
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - TAMU
  • Lab Pedon # - S88TX261006
  • NCSS Pedon Lab Data NASIS Record ID - 45716
  • 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: 26.8822231
  • Std. Longitude: -97.6437531
  • Datum: WGS84
  • Location Description: Kenedy County, Texas; from intersection of US HWY 77 and La Parra AVE in Sarita, 15 miles south on U.S. Highway 77; 7.8 miles southeast on ranch road; 4.7 miles south on ranch road; 7.8 miles east on ranch road; .25 miles southeast on ranch road; 30 feet north in rangeland. San Pedro Ranch, Texas USGS topographic quadrangle.
  • Map Unit: ChA—Cayo fine sandy loam. 0 to 1 percent slopes
  • Country: US—United States
  • State: Texas
  • County: TX261—Kenedy
  • MLRA: 83E—Sandsheet Prairie
  • Non-MLRA Soil Survey Area: TX613—Kenedy and Kleberg Counties, Texas
  • 7.5 Minute USGS Quad: 26097-H6—San Pedro Ranch, Texas

    • PEDON

  • Describers Name: pdh
  • Current Taxonomic Class: Coarse-loamy, mixed, semiactive, hyperthermic Typic Calciustepts
  • Current Taxon Kind: series
  • Pedon Type: OSD pedon
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: NASIS
  • Correlated Information:
  • Soil Name - Cayo
  • PSC - 25 to 101 cm.
  • Classificaton Date - 5/21/2012
  • Soil Taxonomic Edition - eleventh edition
  • Sampled As Information:
  • Soil Name - Cayo
  • Classificaton Date - 1/7/1988
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Drainage Class: moderately well
  • Geology: Sandsheet Prairie formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 1/7/1988 (actual site observation date)
  • Air Photo ID: 37B
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Pedon Horizon Lab Results - 1
    Horizon Top Depth Bottom Depth Sample ID Data Collector Total Clay CaCO3 Clay Total Silt Fine Silt Co. Silt Total Sand Total Sand Method VC Sand Co. Sand Med. Sand Fine Sand VF Sand VF Sand Method Texture Class - Field Lab Rubbed Fiber Unrubbed Fiber pH H2O
    cm cm % % % % % % % % % % % % %

    A1

    A2

    Bk

    Bknz1

    Bknz2

    2Bknz3

    2Bknz4

    2Bnz

    0

    13

    31

    48

    70

    103

    127

    152

    13

    31

    48

    70

    103

    127

    152

    204

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    Pedon Horizon Lab Results - 2
    Horizon Top Depth Bottom Depth Sample ID pH CaCl2 pH NaF pH Ox Delta pH LL PL PI Atter. Samp. Cond. COLE Pot. Acidity Ca + Mg - Meh 2 K Ca + Mg - Sat. Paste KCl Extract. Acidity Base Sat. - Meh 2 CEC-7 CEC-8.2
    cm cm % % % cm/cm meq/100g cmol(+)/kg cmol(+)/kg mmol(+)/l cmol(+)/kg % cmol(+)/kg cmol(+)/kg

    A1

    A2

    Bk

    Bknz1

    Bknz2

    2Bknz3

    2Bknz4

    2Bnz

    0

    13

    31

    48

    70

    103

    127

    152

    13

    31

    48

    70

    103

    127

    152

    204

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    Pedon Horizon Lab Results - 3
    Horizon Top Depth Bottom Depth Sample ID ECEC Phosphate P NO3-N EC EC Method EC 1:5 by volume CaCO3 Equiv. Equiv. Gypsum Na SAR Gypsum Req. Humic Color Fulvic Color Humic + Fulvic Color Al PI Pyro. Hue PyrO. Value Pyro. Chroma
    cm cm cmol(+)/kg mg/kg mg/kg dS/m dS/m % % mmol(+)/l % L-pcu/g L-pcu/g L-pcu/g %

    A1

    A2

    Bk

    Bknz1

    Bknz2

    2Bknz3

    2Bknz4

    2Bnz

    0

    13

    31

    48

    70

    103

    127

    152

    13

    31

    48

    70

    103

    127

    152

    204

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    31

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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

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    A1—0 to 13 centimeters (0.0 to 5.1 inches); grayish brown (10YR 5/2), dark grayish brown (10YR 4/2), moist; fine sandy loam; moderate fine subangular blocky parts to weak fine subangular blocky structure; slightly hard, very friable; 2.0 medium roots and 3.0 fine roots; 1.0 medium and 1.0 fine pores; fragments; strong effervescence; moderately alkaline, pH 8.3; clear smooth boundary. Lab sample # TAMU3362
    A2—13 to 31 centimeters (5.1 to 12.2 inches); grayish brown (2.5Y 5/2), dark grayish brown (2.5Y 4/2), moist; fine sandy loam; moderate medium subangular blocky parts to weak fine subangular blocky structure; slightly hard, very friable; 1.0 medium roots and 1.0 fine roots; 1.0 medium and 1.0 fine pores; fragments; strong effervescence; moderately alkaline, pH 8.3; clear smooth boundary. Lab sample # TAMU3363
    Bk—31 to 48 centimeters (12.2 to 18.9 inches); light brownish gray (2.5Y 6/2), grayish brown (2.5Y 5/2), moist; fine sandy loam; moderate medium subangular blocky structure; slightly hard, very friable; 1.0 medium roots and 1.0 fine roots; 1.0 medium and 1.0 fine pores; fragments; 10 percent krotovinas (volume percent); strong effervescence; moderately alkaline, pH 8.3; gradual smooth boundary. Lab sample # TAMU3364
    Bknz1—48 to 70 centimeters (18.9 to 27.6 inches); light gray (2.5Y 7/2), light brownish gray (2.5Y 6/2), moist; sandy clay loam; weak medium prismatic parts to moderate fine subangular blocky structure; slightly hard, very friable; 1.0 medium roots and 1.0 fine roots; 1.0 medium and 1.0 fine pores; 2 percent fine carbonate masses; fragments; 15 percent krotovinas (volume percent); strong effervescence; strongly alkaline, pH 8.5; gradual smooth boundary. Lab sample # TAMU3365
    Bknz2—70 to 103 centimeters (27.6 to 40.6 inches); light gray (2.5Y 7/2), light brownish gray (2.5Y 6/2), moist; fine sandy loam; moderate medium prismatic parts to weak medium subangular blocky structure; slightly hard, very friable; 1.0 medium roots and 1.0 fine roots; 3.0 medium and 2.0 fine pores; 2 percent fine carbonate masses; fragments; 15 percent krotovinas (volume percent); strong effervescence; strongly alkaline, pH 8.5; gradual smooth boundary. Lab sample # TAMU3366
    2Bknz3—103 to 127 centimeters (40.6 to 50.0 inches); pale olive (5Y 6/4), olive (5Y 5/3), moist; fine sandy loam; weak medium prismatic parts to moderate medium subangular blocky structure; hard, friable; 1.0 medium roots and 1.0 fine roots; 1.0 medium and 1.0 fine pores; 2 percent fine carbonate masses and 1 percent medium carbonate masses; fragments; 15 percent krotovinas (volume percent); strong effervescence; moderately alkaline, pH 8.4; gradual smooth boundary. Lab sample # TAMU3367
    2Bknz4—127 to 152 centimeters (50.0 to 59.8 inches); pale olive (5Y 6/4), olive (5Y 5/3), moist; fine sandy loam; weak medium prismatic parts to moderate medium subangular blocky structure; hard, friable; 1.0 medium roots and 1.0 fine roots; 1.0 medium and 1.0 fine pores; 5 percent fine carbonate masses and 3 percent medium carbonate masses; fragments; 15 percent krotovinas (volume percent); strong effervescence; moderately alkaline, pH 8.4; gradual smooth boundary. Lab sample # TAMU3368
    2Bnz—152 to 204 centimeters (59.8 to 80.3 inches); pale olive (5Y 6/4), olive (5Y 5/3), moist; fine sandy loam; weak medium prismatic parts to weak coarse subangular blocky structure; hard, friable; 1.0 medium roots and 1.0 fine roots; 1.0 medium and 1.0 fine pores; fragments; noneffervescent; moderately alkaline, pH 8.3; gradual smooth boundary. Lab sample # TAMU3369
    2C—204 to 244 centimeters (80.3 to 96.1 inches); fine sandy loam; fragments. Lab sample # TAMU3370