Description
Gamma-cyhalothrin is a potent active ingredient belonging to the synthetic pyrethroid class of insecticides. As a refined isomer of lambda-cyhalothrin, it exhibits enhanced biological activity, allowing for effective pest management at lower application rates. It serves as a cornerstone for integrated pest management programs in various large-scale farming operations.
The mechanism of action for gamma-cyhalothrin involves the disruption of the nervous system in target insects. By targeting the sodium channels in the nerve cell membranes, it induces a state of hyperexcitability, followed by paralysis and rapid death. This contact and stomach action ensures that pests are eliminated quickly after exposure to treated foliage.
This substance is widely used to protect a diverse range of crops, including wheat, maize, oilseed rape, sunflower, and various fruits. It effectively controls a broad spectrum of insect pests, such as aphids, beetles, weevils, and lepidopteran larvae. Its versatility makes it an essential tool for farmers looking to mitigate economic damage caused by high-pressure pest outbreaks.
Successful field application requires careful attention to environmental conditions and spray quality. Gamma-cyhalothrin works best under mild to moderate temperatures and is known for its excellent resistance to wash-off once the spray deposit has dried. However, because it lacks systemic translocation within the plant, achieving thorough coverage of the canopy is crucial for success.
- Rapid knockdown effect on target insects.
- High potency requiring minimal active substance volume per hectare.
- Resilience to environmental factors such as UV light.
- Cost-effective solution for large-scale crop protection.
Safety and environmental stewardship are paramount when utilizing this chemical. Gamma-cyhalothrin is highly toxic to aquatic organisms and non-target beneficial insects, particularly bees. Applications must be strictly scheduled outside of blooming windows and must account for drift management to prevent contamination of surrounding water sources. Always utilize personal protective equipment (PPE) during handling and application.
Status in the European Union
Not approved in the EU
- CAS number
- 76703-62-3
- Approved from
- 01.04.2015
- Approval until
- 31.03.2025
- ADI
- 0.0012 mg/kg bw/day
- ARfD
- 0.0025 mg/kg bw
- AOEL
- 0.0003 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.
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