| *** Andic Soil Properties Data *** |
| Pedon ID: 77TX027001 | ( Bell, Texas ) | Print Date: Dec 9 2025 8:48AM |
| Sampled as on Oct 1, 1984: | Houston Black ; Fine, montmorillonitic, thermic Udic Pellustert |
| Revised to correlated on Oct 1, 1984: | Houston Black ; Fine, smectitic, thermic Udic Pellustert |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP78TX001 VERTISOL STUDY | Natural Resources Conservation Service |
| - | Site ID | 77TX027001 Lat: 31° 235.00" north Long: 97° 2055.00" west MLRA: 86A | National Soil Survey Center | |
| - | Pedon No. | 78P0001 | Soil Survey Laboratory | |
| - | General Methods 1B1A, 2A1, 2B | Lincoln, Nebraska 68508-3866 | ||
| Andic Soil Properties Tier 1 | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | -15- | -16- | -17- | -18- | -19- | -20- | -21- | |||
| Total | Fine | CaCO3 | CoSi to | Est | .1-75 | Vol >2mm | Bulk | COLE | Al+½Fe | Al+½Fe | ||||||||||||||
| Clay | Clay | Clay | VCoS | Clay | Fraction | % of | (- - - - 1500 kPa - - - -) | Density | Whole | (- - - - - - - - - - Glass Content - - - - - - - - - -) | *15.625 | *60.0 | ||||||||||||
| Depth | <.002 | <.0002 | <.002 | .02 - 2 | Content | Whole Soil | air-dry | field moist | /Clay | 33 kPa | Soil | csi | vfs | fs | ms | cs | vcs | Wt Avg | +Glass | +Glass | ||||
| Layer | (cm) | Horz | Prep | (- - - - - - - - - - - % of <2 mm - - - - - - - - -) | % of <75 mm | (- - - - - - - - % - - - - - - -) | g cm-3 | cm cm-1 | (- - - - - - - - - - - - - - - - - - - - - % - - - - - - - - - - - - - - - - - - - - -) | |||||||||||||||
| 3A1a1a | 3A1a1a | 3A1a1a | 3C2a1a | 8D1 | 4A1d | |||||||||||||||||||
| 78P00001 | 15-30 | S | 51.2 | 22.0 | 15.2 | 2 | tr | 23.8 | 0.46 | 1.30 | 0.106 | |||||||||||||
| 78P00002 | 43-69 | S | 51.9 | 13.6 | 19.9 | 5 | tr | 20.2 | 0.39 | 1.30 | 0.095 | |||||||||||||
| 78P00003 | 69-104 | S | 51.0 | 8.4 | 23.0 | 4 | tr | 17.1 | 0.34 | 1.58 | 0.050 | |||||||||||||
| 78P00004 | 104-127 | S | 48.6 | 7.5 | 24.6 | 4 | 1 | 15.7 | 0.32 | 1.63 | 0.054 | |||||||||||||
| 78P00005 | 10-20 | variable | 1.30 | |||||||||||||||||||||
| 78P00006 | 45-55 | variable | 1.30 | |||||||||||||||||||||
| 78P00007 | 70-80 | variable | 1.58 | |||||||||||||||||||||
| 78P00008 | 100-110 | variable | 1.62 | |||||||||||||||||||||
| Andic Soil Properties Tier 2 | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | -15- | -16- | -17- | -18- | -19- | |||
| CO3 | Al+ | 8*Si | Optical | KCl | NH4OAC | Sum | (- Base Sat -) | |||||||||||||||
| pH | pH | Org | Tot | as | NZ | ½Fe | 8*Si | 2*Fe | +2*Fe | Density | Extr | Sum | Bases+ | NH4OAC | Sum of | Melanic | (- Atterberg -) | |||||
| Depth | H2O | NaF | C | C | CaCO3 | P Ret | Oxal | Oxal | Oxal | Oxal | Oxal | Al | Bases | Extr Al | pH 7.0 | Cations | Index | LL | PI | |||
| Layer | (cm) | Horz | Prep | (- - - - - - - - - - - - - - - - - - - - - - - % wt - - - - - - - - - - - - - - - - - -) | cmol(+) kg-1 | (- meq 100g-1 -) | (- - - - % - - - - -) | ( % <0.4mm ) | ||||||||||||||
| 4C1a2a | 6A1c | 6E1b | 4F1 | 4F | ||||||||||||||||||
| 78P00001 | 15-30 | S | 7.5 | 2.96 | 42 | 70 | 44 | |||||||||||||||
| 78P00002 | 43-69 | S | 7.8 | 1.63 | 47 | 60 | 37 | |||||||||||||||
| 78P00003 | 69-104 | S | 7.9 | 0.85 | 53 | 51 | 33 | |||||||||||||||
| 78P00004 | 104-127 | S | 8.0 | 0.45 | 57 | 48 | 31 | |||||||||||||||