Closed-path CO2/H2O analyzer (LI-6262, LI-COR, USA)
Tree heights, stand density, diameter
Observation Period and Data Availability
1996 - 2002
Yukio Yasuda (yassan [at] ffpri.affrc.go.jp) Tohoku research center Forestry and Forest Products Research Institute 92-25 Nabeyashiki, Shimokuriyagawa, Morioka, lwate 020-0123, Japan Tel: +81-19-641-2150 Fax: +81-19-641-6747
Tsutomu Watanabe (t-watalowtem.hokudai.ac.jp) Institue of Low temperature Science,Hokkaido UniversityKita-19, Nishi-8, Kita-ku, Sapporo 060-0819, Japan Tel:+81-11-706-5488 Fax:+81-11-706-5488
[Soil respiration] Yasuko Mizoguchi (pop128ffpri.affrc.go.jp) Department of meteorological EnvironmentForestry and Forest Products Research Institute1 Matsunosato, Tsukuba, Ibaraki 305-8687, Japan Tel:+81-298-873-3211 Fax:+81-298-874-3720
Tower, Electrical power (100V AC 50Hz), telephone
Research grant #199903 (1999-2002) of the Forestry and Forest Products Research Institute
CO2 analyzers were calibrated against CO2 standard gases twice a day.
Y. Yasuda, T. Watanabe, Y. Ohtani, Y. Mizoguchi, M. Mano (2005) Quality control of flux data measured above a deciduous forest. Journal of Agricultural Meteorology, 60(5), 777-780.
Y. Yasuda, T. Watanabe, Y. Ohtani, Y. Mizoguchi (2005) A problem of eddy covariance-based evaluations of ecosystem respiration rate - Friction velocity correction in Intermittently turbulent conditions -. Journal of Agricultural Meteorology, 61(3), 177-187.
Y. Mizoguchi, Y.Ohtani, T. Watanabe (2005) Influence on soil temperature and soil moisture on forest floor CO2 efflux - Clarification of the effect of soil moisture using field data -. Journal of Agricultural Meteorology, 60(5), 761-764.
Y. Mizoguchi, Y. Ohtani, T. Watanabe, Y. Yasuda, M. Okano (2003) Long-term continuous measurement of CO2 efflux from a forest floor using dynamic closed chambers with automatic opening/closing capability, Japanese Journal of Ecology, 53(1), 1-12. (in Japanese with English abstract)
Y. Yasuda, T. Watanabe (2001) Comparative measurements of CO2 flux over a forest using closed-path and open-path CO2 analyzers. Boundary-Layer Meteorology, 100, 191-208.
T. Watanabe, K. Yamanoi, Y. Yasuda (2000) Testing of the bandpass eddy covariance method for a long-term measurement of water vapor flux over a forest, Boundary-Layer Meteorology, 96, 473-491.
Y. Yasuda, T. Watanabe, Y. Ohtani, M. Okano, K. Nakayama (1998) Seasonal variation of CO2 flux over a broadleaf deciduous forest. Journal of Japan Society Hydrological and Water Resources, 11(6), 575-585. in Japanese with English abstract)
Y. Yasuda, T. Watanabe, K. Yamanoi, Y. Ohtani, M. Tani, K. Nakayama (1997) Measurement of scalar flux from a forest using the bandpass covariance method. Journal of Agricultural Meteorology, 52, 493-496.