Dhanuka Chempa Herbicide – Broad-Spectrum Pre & Early Post-Emergence Weed Control in Paddy
Dhanuka Chempa is a highly effective, broad-spectrum herbicide containing Pyrazosulfuron-Ethyl 70% WDG. Specially developed for paddy cultivation, Chempa controls a wide range of grassy weeds, broadleaf weeds, and sedges that compete with the crop during the early growth stages. With both pre-emergence and early post-emergence activity, it ensures long-lasting protection and a weed-free environment for optimal rice growth.
Key Features & Benefits:
- Broad-Spectrum Action: Controls major sedges, grasses, and broadleaf weeds in rice fields
- Dual Application Window: Effective when applied as a pre-emergent or early post-emergent herbicide
- Long-Lasting Control: Provides extended residual activity by inhibiting weed shoot growth
- Crop Safety: Selective action ensures safety on rice while targeting only weeds
- WDG Formulation: Water Dispersible Granule for easy mixing and uniform spraying
Technical Composition:
| Active Ingredient |
Pyrazosulfuron-Ethyl |
| Concentration |
70% WDG (Water Dispersible Granules) |
| Mode of Action |
ALS enzyme inhibitor – prevents amino acid synthesis in weeds |
| Application Timing |
Pre-emergence and early post-emergence (up to 15 days after transplanting) |
Target Weeds:
- Grassy Weeds: Echinochloa spp., Dactyloctenium spp.
- Sedges: Cyperus spp., Fimbristylis spp.
- Broadleaf Weeds: Ammania spp., Monochoria spp., Ludwigia spp.
Recommended Crop:
Paddy (Rice) – Suitable for both transplanted and direct-seeded rice fields.
Usage Instructions:
- Apply within 0–15 days after transplanting or sowing
- Use clean water for spray preparation
- Maintain shallow water (2–3 cm) in the field for 3–5 days post-application
Precautions:
- Do not apply on water-stressed or drought-affected crops
- Wear gloves and mask during handling and application
- Store in a dry, cool place away from food and animal feed
