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Pest Alert Sphaeropsis Collar Rot of Red and Jack Pines NA-PR-05-02

Sphaeropsis collar rot has been detected in red and jackpines in Wisconsin and Michigan, and it could be affectingpines in other states. This disease may be less familiar thanSphaeropsis shoot blight, but both the incidence and thedistribution of collar rot appear to be increasing.

PDF Download: Year of Publication:
2002
ID: 
NA-PR-05-02
Author: 
Glen R. Stanosz, University of Wisconsin-Madison; Linda Haugen and JosephO'Brien, USDA Forest Service; Jana Albers, Minnesota Department of Natural Resources
Availability: 
Online
Topic:
Insects and Diseases
Pest Alert Sphaeropsis Collar Rot of Red and Jack Pines NA-PR-05-02
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https://www.fs.usda.gov/naspf/publications/pest-alert-sphaeropsis-collar-rot-red-and-jack-pines-na-pr-05-02