
Metribuzin 70% WP
Optimal control when weeds are at 1-leaf stage.
Product Name: Metribuzin 70% WP
Trade Name: Sencor
Group: Triazinone
Type: Systemic, selective, pre- and post-emergence herbicide for potato and soybean
WHO Hazard Class: II (Toxic & harmful)
Pre-harvest Interval: Not reported
Soil Persistence: 1–2 months
Application Management:
- Optimal control when weeds are at 1-leaf stage.
- Risk of crop injury in heavy or compact soils, especially if heavy rain follows application. Avoid on light soils.
- Treated crops: do not consume within 60 days; grazing forbidden for 30 days post-application.
- Avoid mixing with highly acidic or alkaline compounds.
| Crop | Timing | Dose |
| Potato | Pre-emergence up to 2–4 leaf weeds; crop height 10–12 cm | 750 g/ha |
| Soybean | Pre-emergence, at sowing, mixed with soil | 600 g + 2 L Trifluralin or 3 L Ethalfluralin/ha |




