Table 1 Column study sample quality parameters and methods.
Parameter | Method/instrument | Range |
|---|---|---|
pH | Waterproof Double Junction pHTestr® 30 | 1 to 14 |
Dissolved oxygen | HACH HQ40D - IntelliCAL LDO101 LDO | 0.01–20 mg/L |
ORP | HACH HQ40D - MTC101 | ±1200 mV |
Soil moisture | EC-5 SMALL SOIL MOISTURE SENSOR | 0–100% |
Nitrates | Method 10206 | 0.05–13.50 mg/L NO3-N |
Total phosphorus | DR/800 Method 8190 | 0.06–3.50 mg/L PO4 |
Ammonia | Method 10205 | 0.015–2.00 mg/L NH3-N |
