Closed-path infrared gas analyzer (LI-800, LI- COR, USA) (Occasional measurement)
Other
Soil respiration
Closed dynamic chamber method (LI6262, LI-COR)
Photosynthesis
Occasionally with LCA-4 (Analytical Development Company Ltd.) [Tanaka K. et al., 2003]
Ecological investigation
Wood increment with dendro-band
Methane (CH4)
-
Nitrous oxide (NO2)
-
Observation Period and Data Availability
Measurement Period
from February 1997 to present
Measurement Frequency
Continuous
Data Availability
N/A
Contact
Masakazu SUZUKI (suzuki [at] fr.a.u-tokyo.ac.jp) Faculty of Agriculture, University of Tokyo Yayoi1-1-1, Bunkyo, Tokyo, 113-8657, Japan Tel:+81-3-5841-5214 /Fax:+81-3-5841-5464
Nobuaki TANAKA (tanaka [at] fr.a.u-tokyo.ac.jp) University Forest in Aichi, University of Tokyo11-44 Goizuka, Seto City, Aichi 489-0031 JAPAN Tel: +81-561-82-2371 Fax: 0561-85-2838
Natsuko YOSHIFUJI (natsuko [at] fr.a.u-tokyo.ac.jp) Faculty of Agriculture, University of Tokyo Yayoi1-1-1, Bunkyo, Tokyo, 113-8657, Japan Tel:+81-3-5841-5214 /Fax:+81-3-5841-5464
Katsunori TANAKA (ktanakaimage [at] jamstec.go.jp) Frontier Research Center for Global Change3173-25 Showa-machi, Kanazawa-ku, Yokohama, Kanagawa 236-0001 JAPAN Tel: +81-45-778-5547 Fax: +81-45-778-5706
Infrastructure
Tower, Accommodation (available)
Research Fund
GEWEX/GAME-T (1996-2001) Core Research for Evolutional Science and Technology (CREST) Project by Japan Science and Technology Agency (JST) “Effects of rainfall variability on water cycle and ecosystem in tropical forest under Asian monsoon climate” (2003-2008)
Publication
Hashimoto, S. Tanaka, N. Suzuki, M. Inoue, A. Takizawa, H. Kosaka, I. Tanaka, K. Tantasirin, C. Tangtham, N. (2004) Soil respiration and soil CO2 concentration in a tropical forest, Thailand. Journal of Forest Research, 9, 75-79.
Hashimoto, S., Tanaka, N., Kume, T., Yoshifuji, N., Hotta, N., Tanaka, K., Suzuki, M. (2007) Seasonality of vertically partitioned soil CO2 production in temperate and tropical forest. Journal of Forest Reserch, 12, 209-221.
Komatsu, H., Yoshida, N., Takizawa, H., Kosaka, I., Tantasirin, C., Suzuki, M. (2003) Seasonal trend in the occurrence of nocturnal drainage flow on a forested slope under a tropical monsoon climate. Boundary Layer Meteorology, 106, 573-592.
Komatsu, H., Hotta, N., Kuraji, K., Suzuki, M., Oki, T. (2005) Classification of vertical wind speed profiles observed above a sloping forest at nighttime using the bulk Richardson number. Boundary-Layer Meteorology, 115, 205-221.
Kosaka, I., Takizawa, H., Tanaka, K., Tantasirin, C., Suzuki, M., Tsukamoto, Y. (2004) Characteristics of Turbulence Components above a Hill Evergreen Forest in Tropical Region. J. Japan Soc. Hydrol. & Water Resour., 17(2), 123-133. (in Japanese, with English abstract)
Kume, T., Takizawa, H., Yoshifuji, N., Tanaka, K., Tantasirin, C., Tanaka, N., Suzuki, M. (2007) Impact of soil drought on sap flow and water status of evergreen trees in a tropical monsoon forest in northern Thailand. Forest Ecology and Management, 238, 220-230, DOI: 10.1016/j.foreco.2006.10.019.
Tanaka, K., Takizawa, H., Tanaka, N., Kosaka, I., Yoshifuji, N., Tantasirin, C., Piman, S., Suzuki, M., Tangtham, N. (2003) Transpiration peak over a hill evergreen forest in northern Thailand in the late dry season: Assessing the seasonal change in evapotranspiration using a multilayer model. Journal of Geophysical Research - Atmospheres, 108(D17), 4533. DOI: 10.1029/2002JD003028.
Tanaka, K., Takizawa, H., Kume, T., Xu, J., Tantasirin, C., Suzuki, M. (2004) The impact of rooting depth and soil hydraulic properties on the transpiration peak of an evergreen forest in northern Thailand in the late dry season. Journal of Geophysical Research - Atmosphere, 109(D23), D23107. DOI: 10.1029/2004JD004865.
Tanaka, N., Tantasirin, C., Kuraji, K., Suzuki, M., Tangthan, N. (2005) Inter-annual variation in rainfall interception at a hill evergreen forest in northern Thailand. Bulletin of the Tokyo University Forests, 113, 11-44.
