Dutch Elm Disease Quiz

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Dutch Elm Disease Quiz

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Reference: Dutch Elm Disease Fact Sheet.

1) American elms are particularly susceptible to Dutch elm disease.(Required)
2) Dutch elm disease is caused by a(Required)
3) The Dutch elm disease pathogen is native to North America.(Required)
4) The Dutch elm disease pathogen can be moved from tree to tree by elm bark beetles.(Required)
5) The insects that move the Dutch elm disease pathogen from tree to tree are only attracted to wounded trees.(Required)
6) In elm groves, the Dutch elm disease pathogen can move from tree to tree through root grafts.(Required)
7) Chemical treatments are available for Dutch elm disease management and work best when used after you see symptoms of Dutch elm disease.(Required)
8) Before you cut down a tree with Dutch elm disease, it is important to sever root grafts between the infected tree and nearby elm trees.(Required)
9) Wood harvested from an elm with Dutch elm disease can serve as a reservoir of the pathogen and requires special handling to reduce the potential for spread of the pathogen.(Required)
10) You can plant elm trees that have been bred to be resistant to Dutch elm disease. These trees do not become infected with the Dutch elm disease pathogen.(Required)