The purpose of this study is to examine the content of forest science required in university education based on an analysis of the content of the examination for the professional engineer (forest disciplines), a highly specialized qualification. The target of the analysis was the contents of the...

Educational changes in contents and characteristics associated with "forest products processing" were analyzed using the "Education Ministry Guidelines" (1947-2017) and school textbooks as a series of investigation regarding forestry and forest educational change. The analysis was conducted in...

The yield percentage by tree species was estimated and the effect on the amount of wood biomass resources available was examined. In order to estimate the yield percentage of larch, cypress, cedar, and red pine by species, the results of logging operations in Nagano Prefecture were used to...

After an overview of the antiviral effects of volatiles emitted from natural materials, such as essential oils, volatiles, etc, we examined the comfort of wooden houses and tatami mats which emit various volatiles in Japanese environments. As a result, volatiles emitted from them have a potential...

The biggest deterioration events of wood for construction are rotting and termite damage. Deformation and cracking due to repeated drying and wetness immediately after construction greatly impair the appearance of wood. This paper mainly deals with the phenomenon that impairs aesthetic appearance,...

This paper discusses topics on the relationship between wood and rotting fungi in forests and living spaces, urban exterior wood Degradation and its control, timber/wooden structures and degrading microorganisms, chemistry of wood decay, and diagnosis and maintenance of wood deterioration.

We investigated the process of log procurement by sawmills in Hokkaido after the operation of woody biomass power plants. We mailed a questionnaire to 137 sawmills July 2018, and received responses from 92 sawmills by August 2018. We analyzed responses from 84 companies that mainly processed...