There have been more than 15 cases of Ash dieback in the region in recent years.
But this outbreak at Bickleigh near Tiverton is the first time the disease has spread from an infected tree to previously healthy indigenous trees.
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Members vote that legal hunts should not be banned from National Trust land at the Annual General Meeting in Swindon.
Strong winds tonight. More sunshine than today on Sunday with winds easing.
Blustery showers tonight. Brighter tomorrow with winds easing.