Nematodes: Soil Worms Causing ₹25,000 Crore Crop Loss
Why in the news
A first-of-its-kind symposium by Syngenta India discussed the threat from nematodes.
About nematodes
- Roundworms or eelworms of phylum Nematoda, living in soil, water, plants and animals.
- Some are free-living, others parasitic.
- Microscopic worms that enter roots, stunt growth and cut yield, inviting pathogens.
- Most farmers are unaware of them.
Management
- Crop rotation to break cycles.
- Resistant varieties.
- Biological agents.
- Less chemical control to protect soil.
Exam angle
- Phylum: Nematoda; annual loss ₹25,000 crore.
- Syngenta India puts 10% of turnover into R&D.