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Chapter 4: Forest Management
There are steps that can be taken to prevent, or at least minimize, the
damage done by these nonnative pests. The best defense would be to prevent the
introduction of these species into the area. This is not always possible, so having a
monitoring and detection plan in place is essential. Early detection of a nonnative
species can lead to a rapid response to eliminate or control the potential pest.
Trees with Dutch elm disease need to be cut down; the impact of the disease can be
seen inside this tree.