An unhealthy stand of Eastern hemlock (L) versus a stand on the right that is better coping with the wooly adelgid. Both stands are in the Harvard Forest. (IMAGE)

University of Massachusetts Amherst

An unhealthy stand of Eastern hemlock (L) versus a stand on the right that is better coping with the wooly adelgid. Both stands are in the Harvard Forest.

Caption

An unhealthy stand of Eastern hemlock (L) versus a stand on the right that is better coping with the wooly adelgid. Both stands are in the Harvard Forest.

Credit

Corey Palmer

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