General terms:
* Finca autosuficiente: This is the most literal translation, emphasizing the self-sufficiency aspect.
* Finca sostenible: This emphasizes the sustainability of the farm's practices.
* Huerta familiar: This is a more traditional term for a family farm, implying self-sufficiency.
* Granja familiar: Similar to "huerta familiar," but focuses on the agricultural production.
More specific terms:
* Finca agroecológica: Emphasizes using ecological practices.
* Finca de permacultura: Refers to a farm using permaculture principles.
* Finca de autoconsumo: This emphasizes that the farm is primarily for the family's consumption.
The best term will depend on the specific context. For example, if you are talking about a farm that uses permaculture principles, "Finca de permacultura" would be the most appropriate.
It's also important to note that the term "self-sufficient" might not be understood in the same way in Spanish-speaking countries. Some farms might be considered "self-sufficient" even if they trade some of their produce for other goods or services.