Jun Koarashi

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Speaker, Author, Co-Author

One-off sessions

[J] Oral
| A (Atmospheric and Hydrospheric Sciences )
| A-CG Complex & General

[A-CG54] Biogeochemical cycles in Land Ecosystem

[ACG54-02] Change in soil respiration rate of Sugi plantation for seven years

*Yukiko Abe¹, Naishen Liang², Jun Koarashi³, Mariko Atarashi-Andoh³, Munemasa Teramoto², Shoji Hashimoto^1,4, Takeshi Tange¹ (1.Graduate School of Agricultural and Life Sciencies, The University of Tokyo, 2.Center for Global Environmental Research, National Institute for Environmental Studies, 3.Japan Atomic Energy Agency, 4.Forestry and Forest Products Research Institute)

One-off sessions

[J] Oral
| A (Atmospheric and Hydrospheric Sciences )
| A-CG Complex & General

[A-CG54] Biogeochemical cycles in Land Ecosystem

[ACG54-09] Soil organic carbon and its water-extractable fraction in volcanic ash soils in a Japanese temperate forest: relations to phosphate absorption coefficient and their implication

*Hirohiko Nagano¹, Sota Tanaka¹, Mariko Atarashi-Andoh¹, Jun Koarashi¹ (1.Japan Atomic Energy Agency)

One-off sessions

[J] Poster
| A (Atmospheric and Hydrospheric Sciences )
| A-CG Complex & General

[A-CG54] Biogeochemical cycles in Land Ecosystem

[ACG54-P10] Long-term warming effect on soil carbon fluxes in a red pine forest in Tsukuba

*Munemasa Teramoto¹, Naishen Liang¹, Jiye Zeng¹, Jun Koarashi², Toshiaki Kondo³, Mariko Atarashi-Andoh², Takafumi Aramaki¹, Xin Zhao ¹ (1.National Institute for Environmental Studies, 2.Japan Atomic Energy Agency, 3.Japan International Research Center for Agricultural Sciences)

One-off sessions

[J] Poster
| M (Multidisciplinary and Interdisciplinary)
| M-IS Intersection

[M-IS25] Biogeochemistry

[MIS25-P04] Nitrate contamination of mountainous headwater streams from adjacent agricultural and pasture lands beyond the watershed boundary in eastern Hokkaido, Japan

*Keitaro Fukushima¹, Kenta Iwasaki², Yoshiya Oda³, Masaru Sakai⁴, Yuji Onishi¹, Keisuke Koba¹, Genki Katata⁵, Takashi Yamaguchi², Tomohiro Kubota⁵, Hirohiko Nagano⁶, Makoto Watanabe⁷, Jun Koarashi⁶ (1.Kyoto University, 2.Hokkaido Research Organization, 3.Tokyo Metropolitan University, 4.Chuo University, 5.Ibaraki University, 6.Japan Atomic Energy Agency, 7.Tokyo University of Agriculture and Technology)