Cardamom Thrips Bio-Pesticide Developed by ICAR-IISR Kozhikode
Why in the news
The Indian Institute of Spices Research (ICAR-IISR), Kozhikode created an eco-friendly alternative to chemical sprays for cardamom thrips, a pest that cuts yield and export quality.
Key facts
| Aspect | Detail |
|---|---|
| Capsule damage | 30-90% |
| Yield loss | Up to 45-48% |
| Economic loss | ₹2-4 lakh per acre |
| Agent | Lecanicillium psalliotae, an entomopathogenic fungus |
| Trial sites | Idukki and Wayanad |
- Action: spores and mycelia infect adult, larval and pupal stages; also promotes plant growth and soil nutrition.
- Use: granular form mixed with farmyard manure, applied 3-4 times in soil basins; fits Integrated Pest Management; performance close to chemicals.
- Approval: certified by the Central Insecticide Board & Registration Committee (CIBRC); IISR seeks industry partners for licensing and production.
Significance
- Cuts input costs and chemical load, and helps meet residue norms for exports.
Exam angle
- Organism: Lecanicillium psalliotae. Institute: ICAR-IISR, Kozhikode.