Frequently Asked Questions

Grower Questions for Alliumnet and Extension Resources

What does onion rot look like?

What causes onion rot?

How do onions get infected with bacterial disease?

What are the best strategies to control bulb rot?

  • Do bactericides work?
  • Does nitrogen increase bulb rot?
  • How relevant is irrigation to causing bulb rot?
  • Are there any varieties that are resistant to rot?
  • What can be done at harvest to reduce rot?
  • Does ozone in storage work?
  • Does heated forced air curing work?

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