Bartlett: Root Collar Disorders
The root collar is part of the tree’s trunk and [...]
Bartlett: Ticks
There are about seventy-five species of ticks in the United [...]
Managing Oak Wilt Disease
Oak wilt is a lethal disease that affects all native [...]
Newsletters, Listservs, and Links of Interest
Links of Interest: APHIS's Hungry Pests Site (FAQ pages, photos, [...]
National Plant Diagnostic Network National Newsletter
National Plant Diagnostic Network Monthly National Newsletter
