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Vol. 21, No. 2, April 11, 2006
 
4 -- West Central
Mira Danilovich
Black knot on plum shoot – early symptoms. Note thickening
and roughness of the shoot		 Black knot –fully developed knot
 

 
The MSU IPM Program maintains this site as an access point to pest management information at MSU. The IPM Program is administered within the Department of Entomology, fueled by research from the Michigan Agricultural Experiment Station, delivered to citizens through MSU Extension, and proud to be a part of Project GREEEN.
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