Fluroxypyr-meptyl
Fluroxypyr-meptyl: The Professional Herbicide Solution
Fluroxypyr-meptyl is a highly effective systemic herbicide that provides excellent control of broadleaf weeds in various crops. This professional-grade herbicide has become a preferred choice for farmers and agricultural professionals worldwide due to its superior performance and crop safety.
Key Features of Fluroxypyr-meptyl
- Systemic action for complete weed control
- Excellent selectivity in cereal crops
- Rainfast within 1 hour of application
- Low use rates for cost-effective weed control
- Compatible with many other herbicides
Technical Specifications
| Parameter | Specification |
|---|---|
| Chemical Name | Fluroxypyr-meptyl |
| CAS Number | 81406-37-3 |
| Molecular Formula | C15H16Cl2FN3O3 |
| Molecular Weight | 376.21 g/mol |
| Formulation | Emulsifiable Concentrate (EC) |
| Active Ingredient | 200 g/L Fluroxypyr-meptyl |
| Application Rate | 100-300 mL/ha (depends on weed species) |
Application Guidelines
- Apply Fluroxypyr-meptyl when weeds are actively growing
- Optimal application stage: 2-6 leaf stage of weeds
- Use 100-200 L/ha spray volume for optimal coverage
- Avoid application during drought conditions
- Do not apply if rain is expected within 1 hour
Fluroxypyr-meptyl FAQ
1. What weeds does Fluroxypyr-meptyl control?
Fluroxypyr-meptyl provides excellent control of many broadleaf weeds including but not limited to: thistles, docks, mayweed, chickweed, cleavers, and volunteer oilseed rape. It's particularly effective against hard-to-control weeds like Polygonum species and Galium aparine.
2. What crops is Fluroxypyr-meptyl safe to use on?
Fluroxypyr-meptyl is primarily registered for use in cereal crops including wheat, barley, oats, rye, and triticale. It shows excellent crop safety when used according to label directions at recommended growth stages. Always check local registration status before application.
3. What is the rainfast period for Fluroxypyr-meptyl?
Fluroxypyr-meptyl becomes rainfast within 1 hour of application under normal conditions. However, we recommend at least 4 hours of dry weather after application for optimal performance, especially under cooler conditions or when targeting more resistant weed species.
Compatibility and Tank Mixes
| Compatible With | Notes |
|---|---|
| MCPA | Commonly tank-mixed for broader spectrum control |
| Clopyralid | Enhances control of certain difficult weeds |
| 2,4-D | Check local regulations before mixing |
| Sulfonylureas | Widely used in cereal weed control programs |
Environmental Considerations
Fluroxypyr-meptyl has a favorable environmental profile with moderate persistence in soil (DT50 of 10-30 days) and low risk of groundwater contamination. It's important to follow all label directions regarding buffer zones near water bodies and sensitive areas.
Additional Fluroxypyr-meptyl Information
Mode of Action
Fluroxypyr-meptyl is an auxin mimic herbicide that disrupts normal plant growth processes. It's absorbed through leaves and stems, then translocated throughout the plant, causing uncontrolled growth that leads to plant death.
Storage and Handling
- Store in original containers below 30°C
- Keep away from food, feed, and drinking water
- Store in a dry place protected from frost
- Shelf life: Typically 2 years when stored properly
Advanced Fluroxypyr-meptyl FAQ
4. What is the optimal application temperature for Fluroxypyr-meptyl?
The optimal temperature range for Fluroxypyr-meptyl application is between 10°C and 25°C. Application below 8°C may reduce efficacy, while application above 28°C may increase the risk of crop response.
5. How does Fluroxypyr-meptyl compare to other phenoxy herbicides?
Fluroxypyr-meptyl generally provides better control of certain difficult weeds like cleavers and volunteer oilseed rape compared to traditional phenoxy herbicides. It also has a more favorable environmental profile and typically requires lower application rates.
6. Is Fluroxypyr-meptyl safe for rotational crops?
Fluroxypyr-meptyl has minimal soil residual activity and most rotational crops can be planted immediately after treatment. However, always consult local guidelines and the product label, as there may be specific restrictions for certain sensitive follow-on crops.
Resistance Management
To help prevent herbicide resistance, rotate Fluroxypyr-meptyl with herbicides having different modes of action. Incorporate cultural and mechanical weed control methods where possible. Monitoring fields for reduced efficacy is crucial for early detection of potential resistance issues.
