Wherever a control measure is deemed necessary, a biological or biotechnical control method must be used if available and effective.


Onion fly: No soil treatments with insecticides must be applied in the field.

Thrips: Resistance management by appropriate rotation of active ingredients must be established.

Nematodes: Use only certified bulbs (nematode and virus free) in garlic and shallot production.


Infected planting material should be destroyed: PeronosporaSclerotiumFusarium.

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