YPF: Yakutsk Pine

General site detail (Updated 30 June 2015)
 Site name
 Yakutsk Pine
 AsiaFlux site code
 Location Yakutsk Siberia, Russia
 Position 62º 14' 29" N, 129º 39' 02" E
 Elevation 220 m above sea level
 Slope flat
 Terrain type
 Area -
 Fetch Several kilometers
 Climate subarctic climate, snow - fully humid- cool summer  Dfd
 Mean annual air temperature
 Mean annual precipitation
 Vegetation type
 Pine forest
 Domestic species (Overstory)
 Pinus sylvestris
 Dominant species (Understory)
 Canopy height
 10 m
 Age -
 LAI 2.80 m2 m-2 (PAI) in the foliated season and 
 1.71 m2 m-2 in the leafless season
 Soil type

Eddy Covariance method (CO2)
 System Closed-path system 
 Wind speed 
 Ultrasonic anemometer (R3-50, Gill Instruments, UK)
 Air temperature
 Ultrasonic anemometer (R3-50, Gill Instruments, UK)
 Water vapor
 Open-path CO2/H2O (LI-7500, LI-COR, USA)
 CO2 Open-path CO2/H2O (LI-7500, LI-COR, USA)
 Measurement height
 19.1 m
 Sampling frequency
 Averaging time
 Data logger
 Data storage
 Original data

 Observation items
  Levels/ Depth
 Global solar radiation(incoming)
 18.2 m Pyranometer
 (CM6F, Kipp & Zonen, Netherland)
 Global solar 
radiation (outgoing)
 15.9 m Pyranometer
 (CM6F, Kipp & Zonen, Netherland)
 Long-wave radiation(incoming) 
 18.2 m Pyrgeometer (MS-201F,EKO,Japan)
  Long-wave radiation(outgoing) 15.9 m Pyrgeometer (MS-201F,EKO,Japan)
 Net radiation
 PPFD (incoming)
 PPFD (outgoing)
 Direct / diffuse  radiation
 Direct / diffuse  PPFD
 Air temperature
 18  m Platinum resistance thermometer and  capacitive  hygrometer  (CVS-HMP-450, Vaisala)
 Humidity 18 m Platinum resistance thermometer and  capacitive  hygrometer  (CVS-HMP-450, Vaisala)
 Soil temperature
 0, 0.1, 0.2, 0.6,  0.8, 1.2, 2 m TS101, Hakusan Kougyo
 Soil heat flux
 0.05 m 
 MF81 (EKO, Japan)
 Soil water 
 Wind speed
 18 m 3-cups anemometer
 (AG750, Makino, Japan)
 Wind direction
 19 m WS-104, Makino, Japan
 Precipitation - 
 32 m CO2/H2O analyzer
 ( LI-7500 LI-COR, USA)
 Soil respiration
 Photosynthesis -
 Ecological investigation
Observation Period and data Availability
 Measurement Period
 from April 2000 -
 Measurement Frequency
 [Flux] Growing season, [Meteorology] continuous
 Data Availability
 2004-2007 in AsiaFlux DataBase , http://www.agr.nagoya-u.ac.jp/~wecnof/index.html
- Trofim C. Maximov ( t.c.maximov[at]ibpc.ysn.ru)
- Ayumi Kotani (kotani [at] agr.nagoya-u.ac.jp)
 Graduate School of Bioagricultural Sciences,Nagoya University
 Furo-cho, Chikusa-ku, 464-8601
 Tel & Fax : +81-052-789-4059
 Hironori Yabuki (yabuki [at] jamstec.go.jp)
 IORGC/JAMSTEC2-15 Natsushima-cho, Yokosuka,Kanagawa
 237-0061TEL: 046-867-9268FAX: 046-867-9255
Tower, Solar energy system

 Research Fund
 Japan Science and Technology Agency (JST) Core Research for  Evolutional Science and Technology (CREST) Program

 [Effects of Rainfall Variability on Water Cycle and Ecosystem in  Tropical Rain Forest under Asian Monsoon Climate]

 [Field and modelling studies on the effect of forest devastation on  flooding and environmental issues]

 IORGC (Institute of Observational Research for Global Change)  Hydrological Cycle Observational Research Program / JAMSTEC  (Japan Agency for Marine-Earth Science and Technology)

Hamada, S., Ohta, T., Hiyama, T., Kuwada, T. Takahashi, A., Maximov, T.C. (2004) Hydrometeorologial behavior of pine and larch forests in eastern Siberia. HYDROLOGICAL PROCESSES. 18, 23-39.

Matsumoto, K., Ohta,T., Nakai, T., Kuwada, T., Daikoku, K., Iida, S., Yabuki, H., Kononov, A.V., van der Molen, M.K., Kodama, Y., Maximov,T.C., A Dolman, A.J., Hattori S. 2008. Responses of surface conductance to forest environments in the Far East. Agric. For. Meteorol., 140: 1926-1940.

Matsumoto, K., Ohta, T., Nakai, T., Kuwada, T., Daikoku, K., Iida, S., Yabuki, S., Kononov, A.V., van der Molen, M.K., Kodama, Y., Maximov, T.C., Dolman, A.J., Hattori, S. 2008. Energy consumption and evapotranspiration at several boreal and temperate forests in the Far East. Agric. For. Meteorol., 140: 1978-1989