Emerald Ash Borer invasion

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ARE EMERALD ASH BORERS KILLING MY TREE? WHAT CAN I DO ABOUT IT?

Emerald Ash Borer (EAB) is turning up in  the Midwest, and leaving dead ash trees in its wake.  They have got ecologists and entymologists scrambling to understand what this means so that arborists and foresters can be prepared. The Wisconsin Department of Natural Resources, UW- Extension and Dane County combined […]

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SEEING INSIDE A TREE

Acoustic tomography.  Ever heard of it? This is a nondestructive imaging technique to determine what’s going on inside a tree.  According to “Evaluation of Acoustic Tomography for Tree Decay Detection,”   internal decay is an ever-present possibility which seriously compromises lumber production.  For every 100 million board feet of timber […]