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Potato Cyst Nematode (PCN)
Plant disease guide · TerraceFarming
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What causes Potato Cyst Nematode (PCN)?
Microscopic roundworms (Globodera spp.) that feed on potato roots, forming cysts and severely stunting plant growth and yield.
How to treat Potato Cyst Nematode (PCN)
Incorporate organic amendments like neem cake to enhance antagonistic microorganisms. Biological control agents such as Pochonia chlamydosporia, Purpureocillium lilacinum, and Trichoderma spp. are promising.
How to prevent Potato Cyst Nematode (PCN)
Strict crop rotation with non-host crops (e.g., oats, mustard, French bean), planting resistant potato varieties, and practicing biofumigation with Brassica cover crops.
Crops commonly affected
Related questions
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