Controlled-Environment Agriculture
Indoor or enclosed crop-production systems that actively regulate light, temperature, humidity, nutrients, gases, and sanitation conditions.
Core metadata
- ID: controlled_environment_agriculture
- Era: Modern
- First known date: 1949 (exact)
- Region: Pasadena, California, United States; later global greenhouse and indoor farming systems
- Review status: source_checked
- Maturity: emerging
Prerequisites
Dependents
- None.
Fields
Field lanes
- Agriculture & Food Systems: Controlled Environments
Node sources
- The Phytotron (Caltech Engineering and Science, 1949, museum) • Supports: node, maturity
- What Is Controlled Environment Agriculture? (Ohio State University Extension, 2025, textbook) • Supports: node, maturity
Prerequisite edge evidence
Edge/source evidence summary:
- Prerequisite edges: 3
- Average edge confidence: 73%
- Prerequisite sources: 3
- expert_inference: 1
- primary_source: 2
| Prerequisite | Type | Confidence | Evidence level | Note | Sources |
|---|---|---|---|---|---|
| Horticulture (horticulture) | enabling | 75% | primary_source | Controlled-environment agriculture applies horticultural crop knowledge inside actively controlled rooms, greenhouses, and growth chambers. |
|
| Hydroponics (hydroponics) | common_dependency | 66% | expert_inference | Hydroponics is a common CEA production pathway, especially for modern indoor farming, but soil-based controlled greenhouses also exist. |
|
| Air Conditioning (air_conditioning) | enabling | 78% | primary_source | The 1949 phytotron used air-conditioned rooms and greenhouses to regulate temperature, humidity, gases, and other environmental variables. |
|
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