By examining the combined written, ethnographic and physical evidence of a surviving
steam-powered sawmill in the Douglas-fir region of the Pacific Northwest, this thesis
seeks to supply new insights into the operation and adaptability of antiquated machinery
during a period of rapid social and technological change and to develop a...
The basic objective of this thesis was to estimate the
economic effects of yield grade standards for carcass beef
on the various market sectors of the Canadian beef industry.
The adoption of the standards was expected to enhance
consumer demand, improve efficiency within the processing
and marketing services sectors, and...
One group of four adult White Leghorn male chickens was fed a
diet containing 7.3% linoleic acid and 32.4 mg/ kg of added vitamin E
(group IV) for 50 weeks which was designated as the positive control.
A second lot (group I) containing 14 males received the same level of...
The purpose of this study was to make a preliminary
investigation of the productivity of some of the soils
within the Willamette catena under different systems of
soil management. The study was carried out at four experimental
sites near Corvallis, Oregon, during the 1962 growing
season. The soil at each...
Current ACI design provisions for shear in reinforced concrete (RC) beams strengthened
with externally bonded carbon fiber-reinforced polymer (CFRP) U-wraps may not adequately account for the effect of scale. This paper describes tests of 6 geometrically scaled beams to identify possible scale effects of such beams. Results indicated that effective...