marleen at marleen.inftec.be
Wed Aug 23 03:01:58 EST 1995
In article <Pine.A32.3.91j.950808173820.71734A-100000 at homer21.u.washington.edu>,
D. Dexter <drdexter at u.washington.edu> wrote:
>I am interested in any info on boring insects that attack Pseudotsuga
>menziesii and Tsuga heterophylla in the Pacific Northwest (western Washington, USA).
>They seem to bore holes mainly in dead and dying trees but resently have been
>attacking seamingly healthy trees. In particular I would like info on
>species, lifecycles, and measures that can be taken to protect trees.
> Thank you,
> Dennis Dexter
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