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Part F. Measuring, building and scaling

1. 44Meters and measurement: pH, EC, DO, temperature Level 1 Calibrate, store and read meters; know their errors
2. 45Build: a single-container Kratky system Level 1 Build and run one from a metric parts list
3. 46Build: a deep water culture tub (coming) Level 1 Build and run one; size the air pump
4. 47Build: a nutrient film technique rig (coming) Level 2 Build one with correct slope, flow and channel length
5. 48Automation and sensors (coming) Level 3 Automate dosing, logging and alarms; know failure modes
6. 49Vertical farming and plant factories: the economics (coming) Level 3 Reason about light energy per kg, capital, labour
7. 50Dimensioning a system: from crop demand to tank, pump and light (coming) Level 3 Size a small system from first principles (transpiration, uptake, DLI); bridge to PonicLabs tools
8. 51Key numbers and glossary (coming) Level 1 Look up every term and reference value used in the series, each with its source