Published July 1966. 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
Published November 1960. 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
Project work of 4-H club members has been traditionally evaluated by a judge who awarded it a ribbon which denoted the project's quality. In Oregon several counties have tried a judge-member discussion period during which the judge and club member together evaluate the member's project in an attempt to improve...
A new method for determining ion exchange equilibrium
data by liquid scintillation counting of the equilibrated solution
phase is described. This method has been applied to determine
equilibria between Dowex 50W X8, a commercial strong cation exchange
resin, and binary and ternary solution containing the varying combinations
of H⁺¹, Cs⁺¹,...
Published April 1967. 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
Published July 1961. 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
Published October 1960. 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 mound-building harvester ant, Pogonmyrmex owyheei Cole,
(formerly included in the species occidentals) is widely distributed
on the semi-arid rangeland east of the Cascade mountains in Oregon.
Because of its seed foraging and vegetation clearing habits, this ant
has been considered as a possible competitor with livestock and
wildlife for...
The cabbage flea beetle, Phyllotreta cruciferae (Coleoptera:
Chrysomelidae) was introduced into the United States from Europe
during the 1920's and 1930's. It was described as a new species,
P. columbiana, native to North America by F. H. Chittenden in 1927.
This synonymic situation was discovered in 1953 after P. cruciferae...