Factors considered were phloem moisture, sour-phloem (which
may be furthered by the presence of ample phloem moisture), oleoresin of the host, and the presence of unmated female beetles in
suitable host material.
Levels of phloem moisture present in variously prepared logs
in the field ranged from about 100 to upwards...
Competency-based education was introduced to the
state of Oregon in the early 1970's, mandating that the
graduating classes of 1978 would meet these competency
requirements for graduation. The Oregon Department of
Education allowed each school district to compile its
own lists of competencies in each of the mandated areas.
There...