Annex

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 two 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 four 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 four days.
3. Methyl bromide fumigation at 32g/m³ for three 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 three days.