How to set up a wetland model with Vetiver:
1. Substrate and Collection Tanks
2. Filter Layers
Large broken stones
Small broken stones
Small gravel layer
Sand layer
3. Vetiver Plantation
– Wastewater is led into the system through the distribution pipelines
– Keep pumping until the ground is flooded
– Leave Vetiver 2 hours to treat
– After 2 hours, collect treated water to the tank
4. After 2 months, cut leaves
Treatment results
| INPUT | OUTPUT | |
| PH | 7.4 – 7.8 | 6.7 – 7.2 |
| COD | 330-660 mg/l | 130-200 |
| NH4 | 84-96 mg/l | 4.4-9 |
| Cr tt | 1.3-3.7 mg/l | 0.3-0.7 |
A SIMPLE WETLAND MODEL WITH VETIVER
