Metamifop 12% + Penoxsulam 2.5% + Bispyribac-Sodium 4% OD
Metamifop 12% + Penoxsulam 2.5% + Bispyribac-Sodium 4% OD is a selective post-emergence herbicide for rice. It is designed for rice weed control where grass pressure is the main problem, with additional activity on sedges and selected broadleaf weeds in registered rice programs. This formulation fits rice fields that need a stronger post-emergence program than a single grass herbicide alone.
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Metamifop 12% + Penoxsulam 2.5% + Bispyribac-Sodium 4% OD Description
Metamifop 12% + Penoxsulam 2.5% + Bispyribac-Sodium 4% OD Description
| Item | Details |
|---|---|
| Product Name | Metamifop 12% + Penoxsulam 2.5% + Bispyribac-Sodium 4% OD |
| Product Type | Herbicide |
| Formulation | OD (Oil Dispersion) |
| Total Active Ingredients | 18.5% |
| Active Ingredients | Metamifop 12% + Penoxsulam 2.5% + Bispyribac-Sodium 4% |
| Herbicide Structure | Group 1 + Group 2 rice herbicide combination |
| Crop Direction | Rice programs |
| Weed Direction | Post-emergence rice weed control |
| Application Direction | Use according to the approved local label |
Main Functions
Metamifop 12% + Penoxsulam 2.5% + Bispyribac-Sodium 4% OD is mainly used to:
- Control grass weeds in rice
- Support post-emergence control of sedges
- Support post-emergence control of selected broadleaf weeds
- Fit direct-seeded and other registered rice systems
- Provide a rice-focused herbicide option with more than one mode of action
Its strongest field value is rice weed control after crop emergence, especially where grass weeds are central and mixed infestations are also present in the same field.
Mode of Action
Metamifop provides the grass-control anchor of the formulation.
Penoxsulam broadens the post-emergence profile toward grass, sedge, and broadleaf relevance in rice.
Bispyribac-sodium adds further post-emergence support for mixed weed pressure in rice systems.
Taken together, the formulation is best understood as one Group 1 herbicide plus two Group 2 herbicides in one rice OD formulation. This is the clearest technical way to describe the product.
Target Weeds
This herbicide is designed for post-emergence rice weed control where grass pressure is important, with added relevance for sedges and selected broadleaf weeds under approved use conditions. In practical field use, the strongest fit is still grass-led rice weed management, while the other two actives broaden the weed-control profile for mixed infestations.
Suitable Crops and Application Areas
The clearest crop fit for Metamifop 12% + Penoxsulam 2.5% + Bispyribac-Sodium 4% OD is rice. It is intended for rice programs, including direct-seeded rice, and it is not positioned as a broad multi-crop herbicide outside rice. Final crop scope should follow the approved local label in the destination market.
Application Guidance
This herbicide should be used according to the approved local label. It is best suited to post-emergence application in rice when target weeds are young and actively growing. This timing is important because the product is designed for active post-emergence weed suppression rather than late correction after weed pressure has already become heavy.
In general, this formulation is suitable when:
- the crop is rice
- the main pressure comes from grass weeds
- sedges or selected broadleaf weeds are also present
- the program needs a Group 1 + Group 2 rice herbicide structure
- the field includes direct-seeded rice or another registered rice system
Final timing, dose, spray volume, and interval should follow the approved local label.
Formulation Features
OD means oil dispersion. This means the product is supplied as a liquid oil-dispersion herbicide for dilution before field spraying. The defining formulation point is the OD liquid route, not a dry granule or wettable powder route.
Product Advantages
Metamifop 12% + Penoxsulam 2.5% + Bispyribac-Sodium 4% OD stands out for these reasons:
- Rice-specific post-emergence use direction
- Strong grass-weed control anchor
- Broader weed relevance from the additional actives
- Support for mixed infestations involving grasses, sedges, and selected broadleaf weeds
- OD liquid formulation
- Direct-seeded rice relevance
Its strongest technical value is the combination of one grass-control anchor plus two broadening rice-herbicide actives in one post-emergence OD formulation.
Safety and Use Precautions
This herbicide should be handled carefully during mixing, spraying, storage, and transport. Because the formulation combines Group 1 and Group 2 herbicides, resistance management is important. Repeated exclusive reliance on the same herbicide program should be avoided where long-term weed pressure is expected.
Important points include:
- follow the approved local label
- apply to small, actively growing weeds
- avoid repeated exclusive reliance on the same herbicide program
- wear proper protective clothing, gloves, and face protection
- avoid contamination of water bodies and non-target areas
Storage and Transport
Store Metamifop 12% + Penoxsulam 2.5% + Bispyribac-Sodium 4% OD in the original sealed package in a cool, dry, and ventilated place. Protect the product from rain, heat, sun exposure, package damage, leakage, and rough handling before use. Keep it away from food, beverages, feed, and seed.
FAQ
What kind of herbicide is this product?
It is a selective post-emergence rice herbicide in OD formulation, built around metamifop, penoxsulam, and bispyribac-sodium for rice weed control.
What is the correct mode-of-action description?
The clearest technical description is one Group 1 herbicide plus two Group 2 herbicides.
What weed groups is this herbicide mainly used for?
It is mainly used where grass pressure is important, with added relevance for sedges and selected broadleaf weeds.
Is this mainly a direct-seeded rice herbicide?
It is suitable for rice programs, including direct-seeded rice, where the local label allows that use pattern.
What does OD mean in the product name?
OD means oil dispersion.




