| *** Taxonomy Characterization Data *** |
| Pedon ID: 87IA121002 | ( Madison, Iowa ) | Print Date: Nov 12 2024 12:37AM |
| Sampled as on Sep 29, 1987: | Lamoni ; Fine, montmorillonitic Aquic Argiudolls |
| Revised to correlated on Dec 1, 1989: | Lamoni ; Fine, montmorillonitic, mesic Aquentic Hapludalf |
| United States Department of Agriculture | ||||
| SSL | - | Project | RP88IA152 EROSION 2 | Natural Resources Conservation Service |
| - | Site ID | S1987IA121002 Lat: 41° 14' 17.00" north Long: 94° 3' 50.00" west MLRA: 108 | National Soil Survey Center | |
| - | Pedon No. | 88P0585 | 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 | ||||||||||||
| 88P02968 | 0-10 | Ap | S | 37.2 | 0.43 | 14 | -- | ||||||
| 88P02969 | 10-25 | Bt1 | S | 42.0 | 0.45 | 19 | -- | ||||||
| 88P02970 | 25-41 | Bt2 | S | 40.5 | 0.43 | 22 | -- | ||||||
| 88P02971 | 41-56 | Bt3 | S | 39.0 | 0.43 | 21 | -- | ||||||
| 88P02972 | 56-74 | Bt4 | S | 36.3 | 0.40 | 22 | -- | ||||||
| 88P02973 | 74-94 | Bt5 | S | 32.6 | 0.42 | 24 | -- | ||||||
| 88P02974 | 94-109 | Bt6 | S | 30.4 | 0.41 | 29 | -- | ||||||
| 88P02975 | 109-122 | 2BC | S | 33.1 | 0.47 | 24 | -- | ||||||
| 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 | |||||||||||||
| 88P02968 | 0-10 | Ap | S | 6.7 | 1.29 | tr | 98 | 82 | 0.75 | tr | |||||||||
| 88P02969 | 10-25 | Bt1 | S | 6.2 | 0.39 | 92 | 81 | 0.68 | 1 | ||||||||||
| 88P02970 | 25-41 | Bt2 | S | 6.2 | 0.23 | 95 | 84 | 0.67 | 1 | ||||||||||
| 88P02971 | 41-56 | Bt3 | S | 6.2 | 0.17 | 91 | 86 | 0.69 | 1 | ||||||||||
| 88P02972 | 56-74 | Bt4 | S | 6.2 | 0.05 | 97 | 86 | 0.71 | 2 | ||||||||||
| 88P02973 | 74-94 | Bt5 | S | 6.2 | 0.09 | 99 | 86 | 0.71 | 2 | ||||||||||
| 88P02974 | 94-109 | Bt6 | S | 6.3 | 0.06 | 96 | 87 | 0.71 | 2 | ||||||||||
| 88P02975 | 109-122 | 2BC | S | 6.3 | 0.06 | 96 | 68 | 0.72 | 2 | ||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.68 | (NA) | |
| Clay, carbonate free, Weighted Average | 40 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 21 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 40 | % wt | |
| Weighted averages based on control section: 10-60 cm | |||