In the Pacific Northwest, loggers are faced with the problems of changing from logging old growth to second growth. This is due to the shrinking old growth timber supply and increased entry into the· second growth stands. Beuter (1 980) indicated that in western Oregon 70.2 percent by volume of...
The awareness of sex-trait stereotypes among 120, eight-year-old children from intact families in both rural and urban areas in Korea were investigated. The rural sample included 20 boys and 20 girls attending the Damyang-Dong Primary School in Damyang-Eup, Korea. These subjects came primarily from farm families of the upper-lower and...
Some desirable features of a solar energy collector are listed
and a collector design is presented which incorporates their features.
As the collector is operated, air flows within the collector enclosure
and is heated as it passes through a porous radiant energy receiver
mounted in the enclosure. The porous energy...
The North Unit irrigation District of Central Oregon,
a water project developed under the guidelines of the
Bureau of Reclamation, is characterized by limited water
and the need for efficient utilization and control of the
irrigation system. To manage the limited water resource,
irrigators need a timely and economical method...
The major purposes of this study were to describe paternal attitudes toward fathering and parent education and to then explore the relationships among these attitudes and interests. Specifically, the study attempted to relate traditional/developmental attitudes of fathers to: (1) expressed interests in knowing more about child rearing; (2) willingness to...
A dietary level of Aroclor 1254 (100 ppm) was fed
to rainbow trout (Salmo gairdneri) for 15 weeks to
determine the effects on hepatic microsomal enzyme induction.
Fish were also fed combined polychlorinated
biphenyl (PCB) (100 ppm) and cyclopropene fatty acids
(CPFA) (50 ppm) to determine the effects on mixed...