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|   Attribute_Name   |       ORDER        |    Storage_Type    |                 Measurement_Scale                  |             Number_Type             |       UNITS        |                               DESCRIPTION                               |                                                      CODES                                                       |
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| site               |                  2 | s                  | nominal                                            | n/a                                 | nominal            | site id code                                                            |                                                                                                                  |
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| field              |                  3 | s                  | nominal                                            | n/a                                 | nominal            | field type code                                                         |                                                                                                                  |
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| veg                |                  4 | s                  | nominal                                            | n/a                                 | nominal            | vegetation genus and species                                            |                                                                                                                  |
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| trans              |                  5 | s                  | nominal                                            | natural                             | nominal            | transect code                                                           |                                                                                                                  |
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| loc                |                  6 | s                  | nominal                                            | natural                             | nominal            | location along transect                                                 | 1,2,3                                                                                                            |
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| bgclid             |                  7 | s                  | nominal                                            | natural                             | nominal            | biogeochemistry lab sample id code                                      |                                                                                                                  |
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| bd                 |                  8 | s                  | nominal                                            | integer                             | gramsPerCubicCenti | bulk density                                                            |                                                                                                                  |
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| fmh2o              |                  9 | f                  | ratio                                              | real                                | dimensionless      | percent sample water content                                            |                                                                                                                  |
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| fch2o              |                 10 | f                  | ratio                                              | real                                | number             | sample field capacity                                                   |                                                                                                                  |
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| sand               |                 11 | f                  | ratio                                              | real                                | dimensionless      | sand fraction                                                           |                                                                                                                  |
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| hclay              |                 12 | f                  | ratio                                              | real                                | dimensionless      | heavy clay fraction                                                     |                                                                                                                  |
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| fclay              |                 13 | f                  | ratio                                              | real                                | dimensionless      | fine clay fraction                                                      |                                                                                                                  |
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| silt               |                 14 | f                  | ratio                                              | real                                | dimensionless      | silt fraction                                                           |                                                                                                                  |
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| totalC             |                 15 | f                  | ratio                                              | real                                | number             | total whole soil C                                                      |                                                                                                                  |
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| totalN             |                 16 | f                  | ratio                                              | real                                | number             | total whole soil N                                                      |                                                                                                                  |
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| c_POM              |                 17 | f                  | ratio                                              | real                                | dimensionless      | coarse particulate organic matter fraction                              |                                                                                                                  |
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| f_POM              |                 18 | f                  | ratio                                              | real                                | dimensionless      | fine particulate organic matter fraction                                |                                                                                                                  |
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| co_C               |                 19 | f                  | ratio                                              | real                                | dimensionless      | coarse fraction C                                                       |                                                                                                                  |
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| co_N               |                 20 | f                  | ratio                                              | real                                | dimensionless      | coarse fraction N                                                       |                                                                                                                  |
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| fi_C               |                 21 | f                  | ratio                                              | real                                | dimensionless      | fine fraction C                                                         |                                                                                                                  |
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| fi_N               |                 22 | f                  | ratio                                              | real                                | dimensionless      | fine fraction N                                                         |                                                                                                                  |
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| NH4min             |                 23 | f                  | ratio                                              | real                                | microgramsPerGram  | NHY mieralization potential per day                                     |                                                                                                                  |
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| NO3min             |                 24 | f                  | ratio                                              | real                                | microgramsPerGram  | NO3 mineralization potential per day                                    |                                                                                                                  |
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| Cmin               |                 25 | f                  | ratio                                              | real                                | microgramsPerGram  | carbon mineralization potential per day                                 |                                                                                                                  |
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| MB_C               |                 26 | f                  | ratio                                              | real                                | dimensionless      | missing data - microbial carbon (data not avail. Until 12/95            |                                                                                                                  |
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| MB_N               |                 27 | f                  | ratio                                              | real                                | microgramsPerGram  | microbial nitrogen                                                      |                                                                                                                  |
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| Year               |                  1 | d                  | date-time                                          | n/a                                 | nominalYear        | year of sampling                                                        | YYYY                                                                                                             |
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