Crop Rotation (Three-Field System)
Agricultural practice of dividing land into three fields, rotating crops (e.g., wheat, beans, fallow) to improve soil fertility and increase yields by one-third over the two-field system.
Core metadata
- ID: crop_rotation_three_field
- Era: Medieval
- First known date: 700 (century)
- Region: Europe between the Loire and Rhine rivers
- Review status: source_checked
- Maturity: N/A
Prerequisites
Dependents
- Agricultural Revolution & Enclosures (agricultural_revolution_enclosures)
- Medieval Agricultural Advances (agriculture_advances_medieval)
Fields
- None.
Node sources
- Two-field system (Encyclopaedia Britannica, 2026, textbook) • Supports: node
- Three-field system (Encyclopaedia Britannica, 2026, textbook) • Supports: node
Prerequisite edge evidence
Edge/source evidence summary:
- Prerequisite edges: 3
- Average edge confidence: 70%
- Prerequisite sources: 3
- expert_inference: 3
| Prerequisite | Type | Confidence | Evidence level | Note | Sources |
|---|---|---|---|---|---|
| Agriculture (agriculture) | enabling | 68% | expert_inference | Agriculture provides a capability that enables this technology without being the only possible path. |
|
| Animal Husbandry (animal_husbandry) | enabling | 68% | expert_inference | Animal Husbandry provides a capability that enables this technology without being the only possible path. |
|
| Record Keeping (record_keeping) | historical_predecessor | 75% | expert_inference | Record Keeping is an earlier historical predecessor or foundation, not a one-to-one engineering dependency. |
|
This page is generated from canonical era JSON and is indexable by URL.