An understanding of the gibberellins present in Douglas-fir is essential to understanding and controlling the growth and development of this species. A technique was developed which permits the separation of certain gib ...

Tension relationships were determined in steel cable passed through a stump notch and anchored to another object. Tensions were measured in the cable coming into and leaving the notch with one full wrap on the stump. D ...

Implements for tilling compacted forest soils were tested on sites logged with ground-based machines in Oregon. The sites covered a variety of soil conditions ranging from a clay loam to a rock7 2C2 iplemeflts tested ...

Four different plot types were established in shrub and tree comunitities in Little Elk Valley in southwest Oregon. Ten functional (F) plots were cleared of all vegetation in a radius of three times the height of the sur ...

Two-stage sulfite pulping conditions were determined which produced a high-yield high-hemicellulose pulp from red alder (Alnus rubra Bong.). Those cooks with a bisulfite first-stage and an alkaline second-stage produc ...

Because Douglas-fir [Pseudotsuga menziesii(Mirb.)Franco] bark is a raw material produced in our renewable forests along with wood, an understanding of the ultrastructure of bark cells is of paramount importance if wood t ...