Classification:
Herbicide
Formulation:
Clopyralid 300g/L SL (Soluble Liquid)
CAS NO:
1702-17-6
USAGE:
Selective post-emergence herbicide for controlling broadleaf weeds in cereals,
corn,
sugarcane, pastures, and turf. Particularly effective against Asteraceae,
Fabaceae,
and Solanaceae weeds including thistles, clovers, and nightshades.
Pack size:
1L, 5L, 10L, 20L/drum, or as required
Crop | Target Weeds | Dosage (300g/L SL) | Application Timing | Remarks |
---|---|---|---|---|
Wheat/Barley | Thistles, Clover | 100-150 mL/ha | Weeds at 2-8 leaf stage | 1) REI: 12 hrs 2) Do not graze for 7 days |
Corn | Nightshade, Bindweed | 150-200 mL/ha | Post-emergence (V2-V6 stage) | Add surfactant (0.1% v/v) |
Sugarcane | Datura, Solanum | 200-250 mL/ha | Early weed growth | PHI: 60 days |
Pastures | Ragweed, Knapweed | 120-180 mL/ha | Active weed growth | Restrict to 1 app/year |
Turf | Chickweed, Plantain | 80-120 mL/ha | Spring/Fall application | Do not reseed for 3 months |
Mode of Action:
-Synthetic auxin herbicide (Group 4)
-Mimics plant growth hormones
-Causes uncontrolled cell division
-Systemic translocation to meristems
Benefits:
-Excellent crop selectivity in grasses
-Long residual control (6-8 weeks)
-Rainfast within 2 hours
-Low use rates (economical)
Precautions:
-PPE: Coveralls, chemical-resistant gloves
-Avoid drift to sensitive broadleaf crops
-Do not apply when temperature exceeds 30°C
-Storage: Keep in original container at 0°C to 35°C
Environmental Hazards:
-Highly persistent in soil (half-life 30-90 days)
-Do not compost treated plants
-Toxic to aquatic plants
-Low toxicity to mammals (LD50 > 5000 mg/kg)