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In this month's installment of Field Notes, Scott Bowe of Kemp Station discusses trees and their resistance to decay fungi. If you have had the opportunity to travel the forests across Wisconsin, you will notice that we have an impressive variety of tree species. These tree species are an important source of food and shelter for wildlife, but also an important raw material for human use. But not all wood from trees is created equally. We favor some species for their aesthetic beauty such as the rich chocolate brown color of walnut or the bright white color of sugar maple. We favor other tree species for its durability in use such as the sturdiness of an oak beam in a 100 year old barn, or the black locust fence post that refuses to rot away by decay fungi. Let’s take a look at Wisconsin tree species and their ability to resist decay fungi. Among Wisconsin trees you will find a wide range of resistance to decay fungi. There is an excellent resource called the Wood Handbook that is |