About Rifit 50 EC Herbicide
Rifit 50 EC Herbicide is a selective, pre-emergence broad-spectrum herbicide containing Pretilachlor 50% EC as an active ingredient. It is used in transplanted rice fields to control annual grasses, sedges and broad leaf weeds during the early crop stage. It helps to controls weeds that compete with rice plants for nutrients, water, and sunlight.
The herbicide works through the soil and is absorbed by germinating weed seedlings through roots and shoots and helps in better crop establishment and healthy growth.
Rifit 50 EC Technical Name
Pretilachlor 50% EC
Product Specifications
Mode of Entry: Root and shoot absorption
Time of Application: Pre-emergence
Mode of Action: Pretilachlor works by interfering with protein and lipid synthesis in germinating weed seedlings. The herbicide is absorbed through roots and shoots of emerging weeds and prevents proper cell growth and development. As a result, weeds fail to establish properly and gradually die before competing with the rice crop.
Key Features & Benefits of Rifit 50 EC
- Controls weeds before emergence and reduces early weed competition.
- Helps rice plants grow better by improving nutrients and moisture availability.
- Provides clean field conditions during the early crop stage.
- Easy to apply in moist soil and standing water conditions.
Rifit 50 EC Dosage & Recommended Crops
Crop |
Target Weeds |
Dosage/Acre |
Water Volume/Acre |
Dosage/Liter Water |
Waiting Period (Days) |
Transplanted Rice |
Echinochloa crus-galli (Barnyard grass), Echinochloa colona, Cyperus iria, Cyperus difformis, Fimbristylis miliacea, Monochoria vaginalis, Ludwigia parviflora, Eclipta alba, Leptochloa chinensis, Panicum repens, Alisma plantago-aquatica |
400–600 ml/acre |
200–300 liters water/acre |
2 ml/L |
75–90 |
Method of Application
Apply Rifit 50 EC Herbicide evenly over the field using a knapsack sprayer fitted with flat-fan or flood-jet nozzle. Uniform spray coverage over moist soil or shallow standing water gives better weed control.
Best Time to Spray
- Apply before weed emergence.
- Best applied within 3–5 days after transplanting rice.
- Field should have adequate moisture or shallow standing water during application.
Compatibility, Safety & Storage
Tank-Mix Compatibility
Consult an agronomist before mixing Rifit 50 EC herbicide with other herbicides, fertilizers or pesticides.
Safety Precautions
- Wear gloves, mask, full-sleeve clothing and safety goggles while spraying.
- Avoid contact with skin and eyes.
- Do not eat, drink or smoke during spraying.
- Wash hands and exposed body parts thoroughly after application.
- Keep out of reach of children and livestock.
Symptoms of Poisoning
- Nausea, Vomiting, Dizziness
First Aid
- Wash contaminated skin with soap and water.
- Flush eyes thoroughly with clean water if exposed.
- Move affected person to fresh air if inhaled.
- Seek medical attention if symptoms persist.
Storage
Herbicide is stored in a cool, dry and well-ventilated place away from food, feed and direct sunlight. Keep the product in its original sealed container.
Rifit 50 EC Expert Advice
“Syngenta Rifit 50 EC is an excellent selective herbicide used to control grasses, sedges and some broad leaf weeds in transplanted rice”- BigHaat Agronomy Expert
Additional Information & State Restrictions
- Recommended only for transplanted rice fields.
- Avoid application in dry soil conditions.
- Do not reuse empty containers.
- Dispose of used containers safely away from water bodies and habitation areas.
Disclaimer: This information is provided for reference purposes only. Always follow the recommended application guidelines outlined on the product label and accompanying leaflet.
