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Featured researches published by 古賀 信也.


Journal of the Japan Wood Researh Society | 2005

Growth and Wood Properties of Sugi (Cryptomeria japonica) Cultivars Planted in the Kyushu Region

津島 俊治; Tsushima Syunji; Koga Shinya; 古賀 信也; 小田 一幸; Oda Kazuyuki; Shiraishi Susumu; 白石 進


Journal of the Japan Wood Researh Society | 2006

Effects of Initial Spacing on Growth and Wood Properties of Sugi (Cryptomeria japonica) Cutting Cultivars

Tsushima Syunji; 津島 俊治; 古賀 信也; Koga Shinya; 小田 一幸; Oda Kazuyuki; 白石 進; Shiraishi Susumu


Bulletin of the Kyushu University Forests | 1993

Production and Distribution of Medicinal Plants (1) : Supply and Demand of Phellodendri Cortex and Amur Cork-tree Planting

吉良 今朝芳; Kira Kesayoshi; 大賀 祥治; Ohga Shoji; Koga Shinya; 古賀 信也; Oga Shoji; Kga Shinya; キラ ケサヨシ; オオガ ショウジ; コガ シンヤ


The Proceedings of the Symposium on Environmental Engineering | 2008

429 Calculation of Water Evaporated from Wet Lumber when Solar Lumber Drying Apparatus Processing

Baba Hiromu; 馬場 弘; 金山 公夫; Kanayama Kimio; 古賀 信也; Koga Shinya; Seto Hidehiko; 瀬戸 英彦; 菅原 智美; Sugawara Tomoyoshi


Journal of tree health | 2008

Non-destructive diagnosis of wood decay in larch trees using a stress wave velocity measurement : case studies in the research forests of Kyushu and Shinshu Universities

小林 元; Kobayashi Hajime; Koga Shinya; 古賀 信也; Okano Tetsuo; 岡野 哲郎; 田代 直明; Tashiro Naoaki


The Proceedings of the Symposium on Environmental Engineering | 2007

416 Developing Research on a Fully Passive-type Solar Lumber Drying House

Baba Hirom; 馬場 弘; 古賀 信也; Koga Shinya; 瀬戸 英彦; Seto Hidehiko; 金山 公夫; Kanayama Kimio; 菅原 智美; Sugawara Tomoyoshi


Journal of tree health | 2007

Non-destructive diagnosis of wood decay in larch trees : comparison between a stress-wave velocity measurement and a sounding test using a hammer

Kobayashi Hajime; 小林 元; Koga Shinya; 古賀 信也; Tashiro Naoaki; 田代 直明; 大崎 繁; Osaki Shigeru; 山内 康平; Yamauchi Kohei; 鍛治 清弘; Kaji Kiyohiro; 内海 泰弘; Utsumi Yasuhiro; Okano Tetsuo; 岡野 哲郎


Proceedings of JSES/JWEA Joint Conference | 2006

Drying of Japanese larch Ogako for wood pellet in the improved green house with a continuous drying apparatus

Koga Shinya; 古賀 信也; Ohsaki Shigeru; 大崎 繁; Nakajima Masahiro; 中島 正博; Yaegashi Akira; 八重樫 明; 込山 善兵衛; Komiyama Zenbei; 菅原 智美; Sugawara Tomoyoshi; Baba Hiromu; 馬場 弘; 金山 公夫; Kanayama Kimio


Proceedings of JSES/JWEA Joint Conference | 2006

Drying of Japanese larch dimension lumber by an active-passive type solar dryer

Koga Shinya; 古賀 信也; Ohsaki Shigeru; 大崎 繁; Yamauchi Kohei; 山内 康平; Kabemura Yuji; 壁村 勇二; 扇 大輔; Ohgi Daisuke; 菅原 智美; Sugawara Tomoyoshi; Baba Hiromu; 馬場 弘; 金山 公夫; Kanayama Kimio


Archive | 2003

Developing for wood quality models in sugi (Cryptomeria japonica) standing trees

古賀 信也; Koga Shinya

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