A 50-year-old woman has been arrested over the strawberry needle contamination that aroused the nationwide crisis.
All six countries had started investigations into fraud involving strawberries, apples and bananas.
The arrest of a woman follows a complex study of the alleged contamination of strawberries in Queensland in September.
The 50-year-old woman was taken to custody of the Queensland police on Sunday after a monthly investigation against a number of state authorities and intelligence agencies, the police said.
The crisis led to more controversial penalties that rushed to the federal assembly when they caught up with food.
It led to tons of strawberries were poljet- or left around the country to threaten the future of half a billion dollarisen industry.
The Queensland authorities informed the public of security risk on 12 September.
The Queensland Police Department coordinates national investigative activities with a number of governments, law enforcement and intelligence services.
The police working group was set up with state criminal officers who coordinated research with detectives in several Queensland police districts.
The police said, after extensive investigation, police arrested a 50-year-old woman this afternoon.
The woman is expected to be charged tonight and will appear at the Brisbane Magistrates Court on Monday.