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Which of the following cyst nematode is not occurring in India?
EXPLANATION
Nematode Parasites of Cereals, Millets, Pulse
- Distribution of Cyst Nematodes (Heterodera spp.) in India:
- Occurring in India:
- Heterodera zeae: Corn cyst nematode, widely distributed in maize growing belts of India (first described from India by Koshy et al., 1970).
- Heterodera avenae: Cereal cyst nematode, causing 'Molya disease' of wheat and barley in Rajasthan and Haryana.
- Heterodera mothi: Cyperus cyst nematode, described from Indian sedges.
- Heterodera cajani: Pigeonpea cyst nematode.
- Not Occurring in India: Heterodera glycines (Soybean cyst nematode), a destructive pest causing devastating yellow dwarf in the USA, Brazil, and China, is a quarantine pest not established in India.
- Conclusion: Heterodera glycines does not occur in India (Option 2).
Correct option: (2) Heterodera glycines
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