About Staff

ITOH, Masayuki

• 
• Assistant Professor
• Division of Human-Nature Dynamics
• Biogeochemistry in forests, wetlands, and agricultural fields
• B. Agr. in Forest Hydrology, Kyoto University, 2002
• D. Agr. in Forest Hydrology, Kyoto University, 2007
• Personal Page

Current Research Interests

1. Material circulation in tropical peatlands
2. Greenhouse gas dynamics in forests, wetlands, and agricultural fields
3. Evaluation of water quality with changing human activities

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Research Activities

Publications

1. Itoh, M., Sudo, S., Mori, S., Saito, H., Yoshida, T., Shiratori, Y., Suga, S., Yoshikawa, N., Suzue, Y., Mizukami, H., Mochida, T., Yagi, K. (2011) Mitigation of methane emissions from paddy fields by prolonging midseason drainage Agri. Ecosys. Environ. Vol. 141, 359-372 (doi:10.1016/j.agee.2011.03.019)

1. Itoh, M., Takemon, Y., Makabe, A., Yoshimizu, C., Kohzu, A., Ohte, N., Tumurskh, D., Tayasu, I., Yoshida, N., Nagata, T. (2011) Evaluation of wastewater nitrogen transformation in a natural wetland (Ulaanbaatar, Mongolia) using dual-isotope analysis of nitrate Sci. Total Environ. Vol. 409, pp;1932-1940 (doi:10.1016/j.scitotenv.2011.01.019)

1. Itoh, M., Ohte, N., Koba, K. (2009) Methane flux characteristics in forest soils under an East Asian monsoon climate Soil Biol. & Biochem. Vol. 41, pp;388-395 (doi:10.1016/j.soilbio.2008.12.003)

1. Itoh, M., Ohte, N., Koba, K., Sugimoto. A., Tani, M. (2008) Analysis of methane production pathways in a riparian wetland of a temperate forest catchment, using d13C of porewater CH4 and CO2 J. Geophys. Res., VolL. 113, G03005 (doi:10.1029/2007JG000647)

1. Itoh, M., Ohte, N., Koba,K., Katsuyama, M., Hayamizu, K., Tani, M. (2007) Hydrologic effects on methane dynamics in riparian wetlands in a temperate forest catchment J. Geophys. Res., Vol. 112, G01019 (doi:10.1029/2006JG000240)

1. Kamakura, M., Kosugi, Y., Nakagawa, R., Itoh, M.(2012) Methane Flux of Leaves in a Tropical Rainforest and a Temperate Conifer Forest Journal of Agricultural Meteorology 68: 25-33

1. Kosugi, Y., Takanashi, S., Tani, M., Ohkubo, S., Matsuo, N., Itoh, M., Noguchi, S., Nik, A. R. (2012) Influence of inter-annual climate variability on evapotranspiration and canopy CO2 exchange of a tropical rainforest in Peninsular Malaysia J. For. Res. 17: 227-240

1. Matsubara, T., Kosugi, Y., Takanashi, S., Mizota, Y., Itoh, M., Osaka, K., Fujimoto, M. Ohkubo, S.(2011) Seasonal fluctuations in growth/decline and single-leaf gas exchange of C3 turfgrass fields under various light conditions Journal of Agricultural Meteorology, 67, pp. 1-12 (doi:10.2480/agrmet.67.1.1)

1. Kosugi, Y., Osaka, K., Itoh, M., Takanashi, S., Matsubara, T.(2010) Photosynthesis and respiration of C3 turfgrass fields under various light conditions Journal of Agricultural Meteorology, 66, pp. 163-171 (doi:10.2480/agrmet.66.3.2)

1. Kosugi, Y., Itoh, M., Matsubara, T., Takanashi, S., Osaka, K., Mizota, Y., Dannoura, M., Shimamura, T., Makita, M. (2010) Partitioning of respiratory CO2 fluxes in a managed C3 turfgrass Journal of Agricultural Meteorology, 66, pp. 151-161 (doi:10.2480/agrmet.66.3.1)

1. Koba, K., Osaka, K., Tobari, Toyoda, S., Ohte, N., Katsuyama, M., Suzuki, N., Itoh, M., Yamagishi, H., Kawasaki, M., Kim, S-J., Yoshida, N., Nakajima, T. (2009) Biogeochemistry of nitrous oxide in groundwater in a forested ecosystem elucidated by nitrous oxide isotopomer measurements Geochimica et Cosmochimica Acta vol. 73, pp. 3115-3133 (doi:10.1016/j.gca.2009.03.022)

1. Katsuyama, C., Kondo, N., Suwa, Y., Yamagishi, T., Itoh, M., Ohte, N., Kimura, H., Nagaosa, K., Kato, K. (2008) Denitrification activity and relevant bacteria revealed by nitrite reductase gene fragments in soil of temperate mixed forest Microbes and Environments vol. 23, pp.337-345 (doi:10.1264/jsme2.ME08541)

1. Kosugi, Y., Mitani, T., Itoh, M., Noguchi, S., Tani, M., Matsuo, N., Takanashi, S., Ohkubo,S., Nik, A. R. (2007) Spatial and temporal variation in soil respiration in a Southeast Asian tropical rainforest Agri. For. Met. vol. 147、35-47 (doi:10.1016/j.agrformet.2007.06.005)

1. Shimamura, T., Takemon, Y. Osaka, K., Itoh, M., Ohte, N.,(2006) Spatial distribution of nitrate in Mizoro-ga-ike, a pond with floating mat bog Advances in Geosciences, vol. 6, pp.129-137

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