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Annex

Treatment: Methyl bromide fumigation and preshipment cold treatment schedules

Effective 1 October 2019 to 3 December 2021

Methyl bromide fumigation plus cold treatment for the management of oriental fruit fly (Bactrocera dorsalis) on table grapes from China.

Preshipment fumigation with methyl bromide followed by preshipment cold treatment under one of the following schedules:

  1. Methyl bromide fumigation at 32g/m³ for 2 hours at a pulp temperature of 21°C or greater at not more than 50% chamber load, followed by cold treatment at a pulp temperature of 2.77°C or lower for 4 days.

  2. Methyl bromide fumigation at 32g/m³ for 2.5 hours at a pulp temperature of 21°C or greater at not more than 50% chamber load, followed by cold treatment at a pulp temperature of 4.44°C or lower for 4 days.

  3. Methyl bromide fumigation at 32g/m³ for 3 hours at a pulp temperature of 21°C or greater at not more than 50% chamber load, followed by cold treatment at a pulp temperature of 8.33°C or lower for 3 days.