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| Beech bark disease (1) |
| Emerald ash borer (1) |
| Gypsy moth (1) |
| Mixed wood forest (1) |
| Silviculture (1) |
| Single tree selection (1) |
| Beech bark disease (1) |
| Emerald ash borer (1) |
| Gypsy moth (1) |
| Mixed wood forest (1) |
| Silviculture (1) |
| Single tree selection (1) |