Tebufenozide

Pure product is white solid,m.p.191℃,vapor pressure 3.0×10-6Pa(25℃),relative density 1.03(20℃),distribution coefficient 4.25,solubility in water at 25℃ is 1mg/L,slightly soluble in organic solvents,storage at 94℃ is stable for 7d,25℃, pH 7 aqueous solution is stable in light.

Novel insect shedding accelerator, effective against Lepidoptera and larvae, selective Diptera and Daphnia spp. It is a safe and ideal agent. The best time for application is during the egg hatching period.

Tebufenozide is a selective insecticide belonging to the diacylhydrazine class, known for its unique mode of action as an insect growth regulator (IGR). It is widely used in agriculture to control lepidopteran pests in a variety of crops. Tebufenozide is valued for its safety to beneficial insects and mammals, making it a key component in integrated pest management (IPM) programs.

Key Features

1. Target-Specific: Effective primarily against lepidopteran larvae (caterpillars).

2. Low Mammalian Toxicity: Minimal risk to humans and animals.

3. Environmental Safety: Safe for beneficial insects and pollinators when used appropriately.

4. Long-Lasting Protection: Provides extended residual activity on treated crops.

Applications

Target Pests

• Cotton bollworm (Helicoverpa armigera)

• Cabbage looper (Trichoplusia ni)

• Gypsy moth (Lymantria dispar)

• Fall armyworm (Spodoptera frugiperda)

• Codling moth (Cydia pomonella)

Crops Treated

• Fruits (e.g., apples, grapes, peaches)

• Vegetables (e.g., tomatoes, peppers, leafy greens)

• Field crops (e.g., cotton, corn)

• Ornamental plants

Mechanism of Action

Tebufenozide mimics the natural molting hormone ecdysone in insects, disrupting the molting process in lepidopteran larvae. This leads to premature and incomplete molting, causing the larvae to stop feeding and eventually die. Its selective action ensures minimal impact on non-target species.

Advantages

1. Selective Control: Targets specific pests without harming beneficial insects.

2. Low Residue Levels: Suitable for use in crops requiring minimal pesticide residues.

3. Resistance Management: Useful in rotation programs to combat resistance in pest populations.

4. Flexible Application: Can be applied at various growth stages of crops and pests.

5. Compatibility: Works well in tank mixes with other pesticides.

Safety and Environmental Considerations

Handling and Storage

• Wear protective equipment during handling and application.

• Store in a cool, dry place away from food, feed, and water sources.

Environmental Impact

• Bee Safety: Apply during non-flowering periods to avoid affecting pollinators.

• Aquatic Toxicity: Prevent contamination of water bodies to protect aquatic organisms.

Regulatory Compliance

• Follow label instructions and local regulations for safe and effective use.

Limitations

1. Narrow Spectrum: Effective only against lepidopteran pests; not effective against other insect orders.

2. Cost: Higher price compared to some broad-spectrum insecticides.

3. Environmental Conditions: Rain or irrigation shortly after application may reduce effectiveness.

Conclusion

Tebufenozide is a powerful and environmentally friendly solution for managing lepidopteran pests in a variety of crops. Its unique mode of action, safety profile, and compatibility with IPM programs make it an excellent choice for sustainable agriculture. Proper application timing and resistance management practices are essential to maximize its efficacy.