| *** Taxonomy Characterization Data *** |
| Pedon ID: 91MP100002 | ( Rota, Northern Mariana Islands ) | Print Date: Nov 21 2024 2:45PM |
| Sampled as on Jun 12, 1991: | Takpochao Variant ; Loamy-skeletal, carbonatic Lithic Haplustolls |
| Revised to correlated on Dec 1, 1992: | (unnamed) ; Loamy-skeletal, carbonatic, isohyperthermic Lithic Haplustoll |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP91TQ260 NORTH MARIANA | Natural Resources Conservation Service |
| - | Site ID | 91MP100002 Lat: 14° 11' 35.00" north Long: 145° 13' 35.02" east | National Soil Survey Center | |
| - | Pedon No. | 91P1170 | Soil Survey Laboratory | |
| - | General Methods 1B1A, 2A1, 2B | Lincoln, Nebraska 68508-3866 | ||
| Taxonomy Tier 1 | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | |||
| Fine | CaCO3 | 1500 | .1-75 | Bulk | Cole | Vol | Resist | ||||||
| Clay | Clay | Clay | kPa | Clay | mm | Den | Whole | % of | Min | ||||
| Depth | <.002 | <.0002 | <.002 | /Clay | Est | Frac | 33 kPa | Soil | Whole | % | |||
| Layer | (cm) | Horz | Prep | (---------% of <2 mm-------) | (-------- % --------) | g cm-3 | cm cm-1 | ||||||
| 3A1a1a | 3A1a1a | 3A1a1a | 8D1 | 7B1a2 | |||||||||
| 91P07786 | 0-8 | A1 | S | 20.8 | 3.3 | 2.9 | 1.40 | 84 | 65 | 4 | |||
| 91P07787 | 8-20 | A2 | S | 12.7 | 2.3 | 2.7 | 1.45 | 83 | 59 | 1 | |||
| Taxonomy Tier 2 | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | -15- | -16- | |||
| pH | pH | Org | Tot | Al+½ Fe | CO3 as | (--- Base Sat ---) | NZ | ECEC | CEC7 | ECEC | Al | ||||||||
| Depth | H2O | NaF | C | C | Oxal | ODOE | CaCO3 | NH4 | Bases | P Ret | cmol(+) | /Clay | /Clay | Sat | E C | ESP | |||
| Layer | (cm) | Horz | Prep | (------------------------------------------ % --------------------------------------------) | kg -1 | % | dS m-1 | % | |||||||||||
| 4C1a2a | 6A1c | 6A2d | 8J | 6E1g | 5C1 | 5C3 | 6S4 | 8D1 | 8A3a | 5D2 | |||||||||
| 91P07786 | 0-8 | A1 | S | 7.5 | 11.68 | 19.69 | 0.81 | 0.50 | 62 | 61 | 100 | 51 | 2.60 | 1.18 | tr | ||||
| 91P07787 | 8-20 | A2 | S | 7.7 | 6.10 | 15.55 | 0.73 | 0.19 | 77 | 100* | 100 | 51 | 2.00 | 1.22 | 3 | ||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 2.73 | (NA) | |
| Clay, carbonate free, Weighted Average | 13 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 83 | % wt | |
| Volume, >2mm, Weighted Average | 61 | % vol | |
| Clay, total, Weighted Average | 16 | % wt | |
| Weighted averages based on control section: 0-20 cm | |||