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Picture library: 4607

NECTRIA . Beech killed by beech scale , Cryptococcus fagi , and subsequent Nectria infection . Advanced stage , secondary insects present ; note woodpecker workings . Location: Fredericton , New Brunswick , Canada .

Reference: 4607

NECTRIA . Beech killed by beech scale , Cryptococcus fagi , and subsequent Nectria infection . Advanced stage , secondary insects present ; note woodpecker workings . Location: Fredericton , New Brunswick , Canada .


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Credit line: Forestry Commission

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