October's TCI Magazine addresses "Some Key Diseases of Conifers" and "Tree Felling and Planning the Back Cut." Dr. Sharon Douglas looks at conifer problems that arborists encounter in the landscape, while Dwayne Neustaeter reviews the back cut, an important part of the felling process.

Other articles include:

• "The New Ansi Z133.1 and the Everyday Tree Trimmer" by Tim Walsh, CTSP
• "Firewood: The Equipment Can Help Define Your Market" by Rick Howland
• Plus, new products and services; industry almanac, accident briefs, and more