Ohashi Shinta

オオハシシンタ | Ohashi Shinta

Affiliation and department：

Research field (2)： Forest science , Wood science

Research keywords (6)： Dendroecology , 北方林 , 熱帯林 , 炭素安定同位体比 , 酸素安定同位体比 , 放射性セシウム

Research theme for competitive and other funds (11)：

2025 - 2029 吸収と排出の定量に基づく樹木の放射性セシウム濃度の長期推定
2025 - 2028 機械学習を用いた年輪酸素同位体比推定モデルによる木材産地判別技術の開発
2024 - 2027 A threat or key to survival under climate change?: Genetic dynamics of hybridisation between a subalpine conifer and its warm adapted congener
2022 - 2025 Permafrost subsidence/re-rising after forest fire and carbon storage capacity in boreal forests.
2020 - 2021 Construction of a database of oxygen isotope ratios in tree rings that enables the dating and identification of the origin of wood from East Asia

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Papers (31)：

Takuya Manaka, Masatake G. Araki, Shinta Ohashi, Naohiro Imamura, Wataru Sakashita, Sumika Ogo, Masabumi Komatsu, Tadashi Sakata, Yoshiki Shinomiya. Radiocesium mobility in different parts of the two major tree species in Fukushima. Scientific Reports. 2023. 13. 1
Flavia Durgante, Niro Higuchi, Shinta Ohashi, John Householder, Adriano Lima, Moriyoshi Ishizuka, Florian Wittmann, Joaquim dos Santos, Vilany Carneiro, Xiaomei Xu, et al. Soil fertility and drought interact to determine large variations in wood production for a hyperdominant Amazonian tree species. Frontiers in Forests and Global Change. 2023. 5. 1065645
Shinta Ohashi, Katsushi Kuroda, Hisashi Abe, Akira Kagawa, Masabumi Komatsu, Masaki Sugiyama, Youki Suzuki, Takeshi Fujiwara, Tsutomu Takano. Decadal trends in 137Cs concentrations in the bark and wood of trees contaminated by the Fukushima nuclear accident. Scientific Reports. 2022. 12. 11243
Katsushi Kuroda, Shinta Ohashi, Satoshi Nakaba. Application of synchrotron micro X-ray fluorescent analysis on frozen-hydrated samples for understanding radial mineral movement in Japanese cedar tree trunk. SPring-8/SACLA Research Report. 2022. 10. 3. 261-266
Shinta Ohashi, Katsushi Kuroda, Takeshi Fujiwara, Tsutomu Takano. 137Cs concentration observational errors in bark and wood caused by partial sampling from tree stems contaminated by the Fukushima nuclear accident. Bulletin of FFPRI. 2022. 21. 1. 27-38

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MISC (11)：

大橋伸太. 木材中の放射性セシウム(セシウム137)濃度、増加の頭打ちあるいは減少への転換を確認 -原発事故後10年間の観測と解析-. 森林総合研究所プレスリリース. 2022
大橋伸太. 幹材の放射性セシウム汚染の動向. 山林. 2021. 1647. 28-33
大橋伸太, 三浦覚. 森林と木材、10年間の放射性セシウム汚染と今後の課題. 森林科学. 2021. 91. 2-5
大橋伸太. 日本森林学会市民公開シンポジウム「木質バイオマス利用の現状と将来」の概要. 木材工業. 2017. 72. 7. 272-275
Approach to detect annual rings of trees in Centra Amazon terra firme forests, Brazil : Do stable oxygen and carbon isotope ratio show seasonal variations?. 2016. 97. 38-42

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Lectures and oral presentations (89)：

アラスカ永久凍土域のクロトウヒにおける肥大成長の長期変動の特徴と要因
(第136回日本森林学会大会(札幌) 2025)
植栽およびカリウム施肥開始から10年が経過したヒノキのセシウム137濃度
(第136回日本森林学会大会(札幌) 2025)
事故後植栽木と事故汚染木のスギの面移行係数の比較
(第136回日本森林学会大会(札幌) 2025)
富山県の林齢が異なるコナラ林における面移行係数の特徴
(第136回日本森林学会大会(札幌) 2025)
中南米での熱帯樹木の年輪研究-年輪がない樹種の木材産地判別を目指して-
(2024年度「樹木年輪」研究会(東京) 2024)

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Education (3)：

2009 - 2012 Kyoto University Graduate School of Agriculture Division of Forest and Biomaterials Science
2007 - 2009 Kyoto University Graduate School of Agriculture Division of Forest and Biomaterials Science
2003 - 2007 Kyoto University

Professional career (1)：

Work history (9)：

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Committee career (4)：

Awards (3)：

Association Membership(s) (4)：

THE JAPAN WOOD RESEARCH SOCIETY , THE JAPANESE FORESTRY SOCIETY , JAPAN SOCIETY OF TROPICAL ECOLOGY , The Ecological Society of Japan

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