Reprinted November 1993. Declared out of print July 2010. 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
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This publication was prepared by CarlJohansen, Professor of Entomology,
Washington State
Various soil tests are routinely used in the United States to predict soil lime requirement. New non-hazardous methods have recently been proposed for adoption in Oregon, however the accuracy of these methods for Oregon soils has not been established. The objectives of this investigation were: (a) to document and describe...
Detailed analyses of snow crystal sequence and atmospheric
conditions were accomplished utilizing macrophotographic techniques
for obtaining the snow crystal record at Santiam Pass in the Oregon
Cascades on 19-20 January, 14-15 February, and 9-10 March, 1967.
The photographic equipment consisted of a 35 millimeter single lens
reflex camera, bellows, and...
The host snail Biomphalaria glabrata and the parasitic trematode
Schistosoma mansoni are valuable subjects for studies evaluating and
defining immunological parameters that determine the outcome of
individual host-parasite encounters. In this thesis, both soluble and
cellular components of the snail's hemolymph were examined to gain
insight into the basis for...