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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
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