| *** Taxonomy Characterization Data *** |
| Pedon ID: 87IA121001 | ( Madison, Iowa ) | Print Date: Nov 21 2024 12:30PM |
| Sampled as on Sep 29, 1987: | Lamoni ; Fine, montmorillonitic Aquic Argiudolls |
| Revised to correlated on Dec 1, 1989: | Lamoni ; Fine, smectitic, mesic Aquentic Hapludalf |
| United States Department of Agriculture | ||||
| SSL | - | Project | RP88IA152 EROSION 2 | Natural Resources Conservation Service |
| - | Site ID | S1987IA121001 Lat: 41° 14' 17.00" north Long: 94° 3' 50.00" west MLRA: 108 | National Soil Survey Center | |
| - | Pedon No. | 88P0584 | 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 | 8D1 | ||||||||||||
| 88P02961 | 0-20 | Ap | S | 33.4 | 0.44 | 7 | -- | ||||||
| 88P02962 | 20-36 | 2Bt1 | S | 38.5 | 0.45 | 4 | -- | ||||||
| 88P02963 | 36-51 | 2Bt2 | S | 37.5 | 0.40 | 6 | -- | ||||||
| 88P02964 | 51-69 | 2Bt3 | S | 32.1 | 0.45 | 11 | -- | ||||||
| 88P02965 | 69-86 | 2Bt4 | S | 35.1 | 0.43 | 14 | -- | ||||||
| 88P02966 | 86-104 | 2Bt5 | S | 41.0 | 0.43 | 18 | -- | ||||||
| 88P02967 | 104-122 | 2Bt6 | S | 42.2 | 0.43 | 20 | -- | ||||||
| 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 | 6E1g | 5C1 | 5C3 | 8D1 | 5D2 | |||||||||||||
| 88P02961 | 0-20 | Ap | S | 5.5 | 1.57 | -- | 90 | 73 | 0.75 | tr | |||||||||
| 88P02962 | 20-36 | 2Bt1 | S | 5.7 | 0.83 | 85 | 75 | 0.78 | 1 | ||||||||||
| 88P02963 | 36-51 | 2Bt2 | S | 5.8 | 0.42 | 87 | 76 | 0.76 | 1 | ||||||||||
| 88P02964 | 51-69 | 2Bt3 | S | 5.7 | 0.26 | 90 | 79 | 0.72 | 1 | ||||||||||
| 88P02965 | 69-86 | 2Bt4 | S | 5.8 | 0.20 | 89 | 74 | 0.68 | 1 | ||||||||||
| 88P02966 | 86-104 | 2Bt5 | S | 5.9 | 0.18 | 94 | 80 | 0.68 | 1 | ||||||||||
| 88P02967 | 104-122 | 2Bt6 | S | 6.0 | 0.15 | 91 | 82 | 0.67 | 1 | ||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.75 | (NA) | |
| Clay, carbonate free, Weighted Average | 36 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 7 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 36 | % wt | |
| Weighted averages based on control section: 20-70 cm | |||