Fenpropathrin
Description
Fenpropathrin is a potent active ingredient belonging to the synthetic pyrethroid class of chemicals. It is widely utilized in professional agriculture as a broad-spectrum insecticide and acaricide. The compound is valued for its strong contact and stomach action, as well as its secondary repellent properties that deter pests from feeding on treated crops.
The mode of action of Fenpropathrin involves disrupting the nervous system of the target pest. Specifically, it affects the sodium channels within nerve cell membranes, leading to continuous excitation, loss of coordination, and eventual paralysis. This mechanism ensures rapid control of pests, often referred to as a high-speed "knockdown effect," which effectively halts plant damage shortly after application.
This substance is effectively used on a variety of crops, including fruits, vegetables, ornamentals, and field crops like cotton. It is particularly effective against a complex range of pests, such as aphids, whiteflies, thrips, leafhoppers, and various species of spider mites. Its unique ability to control mites, while simultaneously managing insect populations, makes it a versatile tool in integrated pest management programs.
Successful application requires thorough coverage of the foliage, as Fenpropathrin does not possess systemic properties and relies on direct contact. It is essential to ensure that the spray reaches both the upper and lower surfaces of leaves. To prevent the development of resistance in pest populations, it is strongly recommended to rotate Fenpropathrin with insecticides that belong to different chemical groups.
Safety precautions are paramount when handling Fenpropathrin. The substance is highly toxic to bees, fish, and aquatic invertebrates. Therefore, spraying should be avoided during crop flowering and under conditions where drift to nearby water sources or apiaries may occur. Users must utilize appropriate personal protective equipment and strictly adhere to local environmental and health regulations.
- Fast-acting knockdown effect on various pests.
- Dual-action: controls both insects and mites.
- Excellent residual activity on treated surfaces.
- Stable efficacy across diverse weather conditions.
Status in the European Union
Not approved in the EU
- CAS number
- 39515-41-8
- Category (EU)
- IN - Insecticide
- ADI
- 0.03 mg/kg bw/day
- ARfD
- 0.03 mg/kg bw
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.