KOGA Shinya

J-GLOBAL         Last updated: Jul 28, 2018 at 10:36
KOGA Shinya
Kyushu University
Forest Sciences
Job title
Associate Professor
Master of Agriculture(Kyushu University), Ph.D(Agriculture)(Kyushu University)

Research Areas


Academic & Professional Experience

Kyushu University, Research Assistant.
- Kyushu University, Associate Professor


Graduate School, Division of Agriculture, Kyushu University
Faculty of Agriculture, Kyushu University

Awards & Honors

Nov 2006
Best Poster Award, Renewable Energy 2006 Commitee 
Winner: KANAYAMA Kimio, SUGAWARA Tomoyoshi, BABA Hiromu, KOGA Shinya


Yuko Yasuda, Yasuhiro Utsumi, Xianfang Tan, Naoaki Tashiro, Kenji Fukuda, Shinya Koga
Journal of Plant Research   1-9   Jun 2018
© 2018 The Botanical Society of Japan and Springer Japan KK, part of Springer Nature The suppression of apical growth and radial trunk growth in trees under shade is a key factor in the competition mechanism among individuals in natural and artifi...
Yuko Yasuda, Yasuhiro Utsumi, Naoaki Tashiro, Shinya Koga, Kenji Fukuda
Journal of Plant Research   131 261-269   Mar 2018
© 2017, The Botanical Society of Japan and Springer Japan KK. This study evaluated variation in the height at which absent rings and internodes were detected along stem of Abies sachalinensis trees grown under shade for 39 years. Eight sample tree...
Toshihiro Umebayashi, Toshihiro Umebayashi, Yasuhiro Utsumi, Shinya Koga, Ikue Murata, Kenji Fukuda, Kenji Fukuda
Planta   244 753-760   Sep 2016
© 2016, Springer-Verlag Berlin Heidelberg. Main conclusion: Deciduous ring-porous species in Japan shed all of their leaves under severe water stress before large vessels in earlywood are embolized, and embolization take place during winter. Abstr...
Geonwoo Kim, Geonwoo Kim, Bum Jin Park, Bum Jin Park, Poung Sik Yeon, Poung Sik Yeon, Sanggoo Lee, Sanggoo Lee, Dawou Joung, Dawou Joung, Choonghee Park, Choonghee Park, Shinya Koga
Journal of the Faculty of Agriculture, Kyushu University   61 375-381   Sep 2016
This study was conducted to investigate changes in the physical environment in forest healing spaces by examining each of two tree species in a space within the Kasuya Research Forest, Kyushu University. At the study site, culmination and sunset s...
Yoshio Kijidani, Shinya Koga, Hiroki Sakagami, Hiroshi Matsunaga
Journal of Wood Science   62 370-376   Aug 2016
© 2016, The Japan Wood Research Society. The mechanism of differentiation of tracheid (earlywood or latewood) should be elucidated to improve the wood properties of sugi trees (Cryptomeria japonica). Water deficit affects tracheid differentiation ...

Books etc

Effect of thinning on intrinsic wood properties of Japanese larch "jointly authored"
Recent Advances in Wood Anatomy   1996   
Modelling basic wood properties of Japanese larch (Larix kaempferi) and integration with a stand level growth simulator.
Proceedings of the IAWSP 2003 International conference on forest products. "Better utilization of wood for human, earth and future"(Edited by Hwa Hyoung Lee and Sang Sik Jang).   2003   


Research on woody biomass and wast fuel from stockbreeding for power production

Research Grants & Projects

The effect of silviculture treatment on wood quality
Enrgy utilization of woody biomass
Wood culture
Wood quality control of rubber wood
Nondestructive evaluation of wood properties