Wildlife Research Institute
Non-Profit Research and Education Since 1971

The White Pine Society

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Branch infected with blister rust near Tower, MN
Minnesota's
White Pines
Our Vanishing
Heritage
 
 

slide 35 of 99

         

                 

Blister rust does not spread from tree to tree, so it's not necessary to cut infected trees to protect the forest. But worries about this disease led foresters a half century ago to make a bad decision.