Steve Nix is a member of the Society of American Foresters and a former forest resources analyst ... several images of parts of pinyon pine. The tree is a conifer and the lineal taxonomy is ...

A late-March ice storm that left a 12-county area of northern Michigan a disaster area has left thousands of broken, damaged and fallen trees. And that is a vector for pests and disease. DNR officials ...

Now this spring, another problem is affecting loblolly pine trees. The Alabama Forestry Commission (AFC) is cautioning forest landowners about brown spot needle blight, a fungal disease that ...

Our research focused on the classification of the major tree species Scots pine, Norway spruce and birch ... with the support vector machine, random forest, gradient boosting machine and artificial ...

Pine wilt disease is one of the most destructive threats to global forest ecosystems due to its rapid spread and high mortality rate among affected trees ... host plants and vector insects ...

xylophilus; the insect-vector, Monochamus spp.; and the host, conifer species (mainly Pinus spp.). Many native tree species worldwide are highly susceptible to PWN such as Pinus pinaster (maritime ...

El Paso County and much of Colorado is seeing an uptick in mountain pine beetle (MPB) activity. MPB is a native insect that usually attacks weaker trees as part of a natural cycle of forest renewal.

The grove around the Johnstone Trail is full of dead trees, fallen branches, and dense mounds of dried needles. “Around here, you can walk through a bishop pine forest, and it hasn’t burned ...

They’re usually gathered in the wild, from whitebark pine trees several thousand feet above sea level somewhere in the West. The cones get shipped to the U.S. Forest Service’s Coeur d’Alene ...