Properties allow further information to be added to Products, Inputs, Emissions, and Practices. Default Properties are also associated with Terms (such as the average nitrogen content of manure).
Field | Type | Required | Definition |
---|---|---|---|
term | Term | Yes |
A reference to the Term describing the Property. |
description | string | No |
A description of the Property. |
key | Term | No |
If the data associated with the Property are in key:value form, the key. E.g. in a list of pesticide active ingredients in a pesticide brand, the id of the key might be 'CAS-1071-83-6' and the value might be 25 percent. |
value | number|boolean | No |
The value of the Property. |
sd | number | No |
The standard deviation of value. |
min | number | No |
The minimum of value. |
max | number | No |
The maximum of value. |
statsDefinition | string | No |
What the descriptive statistics (sd, min, max, and value) are calculated across, or whether they are simulated or the output of a model. Spatial is descriptive statistics calculated across spatial units (e.g., pixels) within a region or country. Possible values are: |
observations | number | No |
The number of observations the descriptive statistics are calculated over. |
methodModel | Term | No |
A reference to the Term describing the method or model for acquiring or estimating these data. |
methodModelDescription | string | No |
A free text field, describing the method or model used for acquiring or estimating these data. |
source | Source | No |
A reference to the Source of these data. |
dataState | string | No |
An indicator of the data quality or whether the data are missing. Possible values are: |
Internal Properties
Field | Type | Definition |
---|---|---|
@type | string | Property |
schemaVersion | string |
The version of the schema when these data were created. |
added | array[string] |
A list of fields that have been added to the original dataset. |
addedVersion | array[string] |
A list of versions of the model used to add these fields. |
updated | array[string] |
A list of fields that have been updated on the original dataset. |
updatedVersion | array[string] |
A list of versions of the model used to update these fields. |
aggregated | array[string] | |
aggregatedVersion | array[string] |
A list of versions of the aggregation engine corresponding to each aggregated field. |
JSON-LD Example 1
JSON-LD Example 2