New varieties and advanced breeding lines of forage and turf grass
species were grown under Oregon conditions to evaluate their seed yield
potential. Seed harvest dates and clean seed yields for 146 entries are
reported for 1982 and 1983, and ranked as a percent of the standard
variety for each...
Published March 1955. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
The capacity of a vibrating solid to convert its mechanical energy of vibration into heat is called internal friction. Its most common manifestation is the damping effect which causes loss in vibration amplitude of a freely vibrating solid. The damping is a result of the anelastic behaviour of materials. This...