Published January 1958. 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
This symposium dealt primarily with one important aspect of wood quality, namely specific gravity as determined in standing timber by the increment core sampling method. It covered the status of research in this area, the importance of the work, present and potential uses for wood density data, and the need...
Developmental series of Rana pretiosa (110 specimens), R.
cascadae (100 specimens) and R. aurora (115 specimens) were bone
stained and cleared in glycerin. The growth and developmental patterns
of the skull and selected bones were followed from the first
appearance of bone through adult stages. The sequential appearance
of the...