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Disease-free beech trees have been observed in infested stands throughout the range of beech bark disease (BBD). If you see a beech tree at least 20-30 cm (8-12 inches) in diameter that appears healthy and free of beech scale, while trees around are dead and dying of the disease, it may be a resistant tree. Locating these trees will be important for American beech breeding ...more ↓

Mini ancientforest created this project on March 20, 2017

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