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How to determine what's ailing a tree

How drought affects trees is complex. Drought-stressed trees become susceptible to insects and diseases that are naturally present but typically at low levels. Here are steps to take to identify what's ailing a tree.

Norma Kline | Jun 2018 | Article

Douglas-fir insect pests in drought-stressed trees

Douglas-firs usually do not tolerate extreme drought conditions well. In this article, you'll learn the most common insects in a drought-stressed or dead Douglas-fir, the damage they cause, and some suggestions for reducing that damage.

Ellen Michaels Goheen, Don Goheen | Jun 2018 | Article Peer reviewed (Gray level)

Planning a timber cruise and using it

Timber cruising, in its simplest form, is an inventory of a forest stand to determine the quantity of forest products that can be derived.

Todd Balsiger | Jun 2011 | Article