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Lab 10: Borers
(continued and agents of disease and rapid decline)(II.)
Picture Sheet 4 of 4
Click on the pictures for larger view.   Click on the pictures for larger view.  
Larva of round headed borer. Adults are called long horned borers. Adult Elm Bark beetle that emerges from a DED killed log can transmit fungus to healthy trees when it feeds on shoots of healthy tree.
Flagging caused by Dutch Elm Disease (DED).

 

ASIAN LONG HORNED BEETLE WEBSITE

Be sure to isit this site for distribution updates, slide shows, etc.

Gallery caused by tunneling from the Native Elm Bark Beetle ( A vector of the fungus that transmits Dutch Elm Disease)

Please review BP-28 Oak wilt

and

BP-50 Dutch Elm Disease

 


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