For the sample of wide-ringed Douglas-fir discussed in this report, the relationship between specific gravity and percentage of summerwood is linear over a range of 16 to 60 percent summerwood content of the annual ring. The specific gravity of the summerwood and springwood portions of 96 dissected annual rings is...
Published July 1948. 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 1952. 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
Purpose
The purpose of this study was to compare the ability and achievement
of students in career cluster programs to the ability and achievement
of students not in career cluster programs. The cluster programs
included in this study were Distributive Education, Health
Careers, Mechanical, Food Services, Metals, Child Care, Construction,...
The major purpose of this research was to study the in-service
programs for community college vocational instructors, and develop
guidelines for a cooperative work experience approach to in-service
staff development.
The specific objectives of the study were:
(1) To develop a research instrument capable of measuring the
agreement relative to...