Hierarchy classification:

1. top of the aat hierarchies
2. Activities Facet
3. Functions (hierarchy name)
4. functions (activities)
5. [functions by specific context]
6. agricultural functions
7. farming (activity or system)

Anotations

Scope note:

Farming in which large planting areas are located on raised platforms or raised fields, allowing farmers to better regulate or avoid flooding. Examples are the raised field agriculture of some Pre-Columbian cultures.