2020 - 2023 Outer-canopy autumn leaves protect inner-canopy leaves from strong light, contributing to carbon gain and nitrogen remobilization
2017 - 2020 Springtime photoinhibition constrains regeneration of evergreen coniferous trees
2017 - 2019 Promoting abiotic stress tolerance of container-grown seedlings by inoculating ectomycorrhizal fungi
2013 - 2016 Effects of ozone exposure on photosynthetic CO2 uptake and wood formation of Japanese cedar (Cryptomeria japonica) seedlings grown under elevated CO2
2010 - 2011 大気CO2濃度の上昇が樹木の温度ストレス感受性に及ぼす影響評価
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Papers (109)：
Mitsutoshi Kitao, Hisanori Harayama, Naoyuki Furuya, Evgenios Agathokleous, Satoshi Ishibashi. Regeneration of forest floor-grown seedlings of Sakhalin fir can be promoted through shading by shelter trees. Journal of Forest Research. 2023. 1-8
Hisanori Harayama, Ikutaro Tsuyama, Mitsutoshi Kitao, Takeshi Yamada, Naoyuki Furuya, Hajime Utsugi, Shozo Sasaki. Effects of Seedling Size, Stock Type, and Mechanical Site Preparation Method on Initial Survival and Growth of Japanese Larch (Larix kaempferi) Seedlings. Forests. 2023. 14. 4. 784
Evgenios Agathokleous, Mitsutoshi Kitao, Yasutomo Hoshika, Matthew Haworth, Yanhong Tang, Takayoshi Koike. Ethylenediurea protects against ozone phytotoxicity not by adding nitrogen or controlling stomata in a stomata-unresponsive hybrid poplar. Science of The Total Environment. 2023. 162672-162672
Hisanori Harayama, Ikutaro Tsuyama, Akira Uemura, Mitsutoshi Kitao, Qingmin Han, Shigeo Kuramoto, Hajime Utsugi. Growth and survival of hybrid larch F1 (Larix gmelinii var. japonica × L. kaempferi) and Japanese larch under various intensities of competition. New Forests. 2022. 54. 5. 945-961
Evgenios Agathokleous, Mitsutoshi Kitao, Masabumi Komatsu, Yutaka Tamai, Hisanori Harayama, Takayoshi Koike. Single and combined effects of fertilization, ectomycorrhizal inoculation, and drought on container-grown Japanese larch seedlings. Journal of Forestry Research. 2022. doi.org/10.1007/s11676-022-01565-3
Koike T, Eguchi N, Watanabe T, Ichikawa K, Fujito E・Qu LY, Watanabe M, Watanabe Y, Agathokleou E, Kitao M, Takagi K, et al. A large scale evaluation of effect of changing environment on forest stands: results from a Free Air CO2 or O3 enrichment system. 2020. 37
