A 69-year-old woman was flown to Whangarei Hospital in a critical condition after her arm was caught in machinery on the back of a tractor.
Emergency services were called to attended a farm accident at Kaeo, north of Kerikeri around 10.30am today.
The woman was working on her lifestyle block on State Highway 10, near Whitehills north of Kerikeri, about 7am yesterday when her arm was trapped in the power take-off shaft she was using to drive a spraying unit.
Unable to move or raise the alarm, she had to wait until she was found by a farm worker about 10.15am.
She was taken to hospital in the Northland Rescue Helicopter.