Pursuant to certain complaints of serious injury by wood-boring insects to girdled cypress timber in the South Atlantic and Gulf States, the Bureau of Entomology began a series of experiments and investigations with special trees girdled on definite dates in every month of the year, as well as with those...
The so-called powder-post injury to seasoned wood has attracted
much attention in America, and especially in Europe for centuries,
and has been the subject of published articles in many languages.
This peculiar injury seems to be on the increase in the United States
and numerous requests from a number of...