Epoxiconazole
Description
Epoxiconazole is a highly effective systemic fungicide belonging to the triazole chemical class. It is widely recognized in professional agriculture for its potent curative and preventive properties, providing long-lasting control of a broad range of fungal pathogens in various major crops.
The primary mode of action of epoxiconazole involves the inhibition of ergosterol biosynthesis. By disrupting the activity of C14-demethylase, the compound prevents the fungal cell from forming necessary structural components, leading to the rapid cessation of mycelial growth and spore germination. Its systemic nature allows for efficient translocation within the plant tissue, protecting even newly developed leaves.
This substance is primarily utilized in cereal cultivation, including wheat, barley, rye, and oats. It is highly valued for its efficacy in controlling diseases such as leaf rust, stem rust, stripe rust, septoria leaf blotch, and powdery mildew. It also shows significant results in protecting sugar beet crops from cercospora leaf spot.
Regarding application details, epoxiconazole is known for its excellent rainfastness, which provides reliability even in unpredictable weather conditions. It remains active within the plant for several weeks. To maintain long-term efficacy, it is best practice to use it in rotation or mixtures with fungicides of different modes of action to mitigate the risk of resistance buildup in pathogen populations.
Safety and handling are critical when applying epoxiconazole. Operators should wear appropriate personal protective equipment (PPE), including gloves, goggles, and respiratory protection. The product should be stored in a cool, ventilated place, and users must follow all local regulations to prevent contamination of groundwater and avoid impacts on non-target aquatic organisms.
Status in the European Union
Not approved in the EU
- CAS number
- 133855-98-8
- Category (EU)
- FU - Fungicide
- Approved from
- 01.05.2009
- Approval until
- 30.04.2020
- ADI
- 0.008 mg/kg bw/day
- ARfD
- 0.023 mg/kg bw
- AOEL
- 0.008 mg/kg bw/day
Regulatory status data: EU Pesticides Database © European Union, CC BY 4.0. EU status is for reference only and does not replace national registration in your country.