Fosthiazate
Description
Fosthiazate is a potent active ingredient classified within the organophosphorus chemical group. In modern agriculture, it serves primarily as a high-efficacy nematicide and soil-applied insecticide, specifically engineered to control parasitic nematodes that severely compromise the health and productivity of various commercial crops.
The mechanism of action for fosthiazate revolves around the inhibition of acetylcholinesterase, a critical enzyme responsible for nerve impulse transmission in pests. By binding to this enzyme, the compound disrupts the neurological function of nematodes, leading to paralysis and subsequent mortality. This action is characterized by both systemic uptake and contact efficacy, ensuring comprehensive protection of the plant's root system.
This substance is widely utilized for a variety of crops, including potatoes, tomatoes, cucumbers, and tobacco, as well as several ornamental species. It is specifically targeted against root-knot nematodes, cyst nematodes, and lesion nematodes. In addition to its nematicidal effects, fosthiazate provides incidental control against soil-dwelling insects like wireworms, offering a holistic approach to rhizosphere protection.
Application guidelines emphasize the importance of proper soil incorporation or delivery via irrigation systems. Fosthiazate is typically applied to the soil prior to planting or during the early growth stages, ensuring the active ingredient is placed directly in the root zone. Proper soil moisture levels are essential for the substance to disperse effectively and achieve maximum contact with the target organisms.
- Always utilize certified personal protective equipment (PPE) when handling the product.
- Strictly follow the manufacturer's dosage guidelines to prevent phytotoxicity.
- Avoid application in areas with direct runoff into water bodies.
- Ensure adequate waiting periods before harvesting to comply with food safety standards.
Due to its high toxicity profile, stringent safety protocols must be followed when managing fosthiazate. Operators should wear appropriate gear, including respirators and chemical-resistant gloves, to avoid dermal or respiratory exposure. Careful handling of containers and proper disposal of waste are mandatory to prevent environmental contamination and protect non-target organisms in the agricultural ecosystem.
Status in the European Union
Approved in the EU
- CAS number
- 98886-44-3
- Category (EU)
- NE - Nematicide
- Approved from
- 01.01.2004
- Approval until
- 31.01.2027
- ADI
- 0.004 mg/kg bw/day
- ARfD
- 0.005 mg/kg bw
- AOEL
- 0.005 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.