KND: Kandistasari Research Site

General site detail (Updated 6 March 2013)
 Site name
 Kandistasari Research Site
 AsiaFlux site code
 Location Siak, Riau, Indonesia
 Position 1º 0' 0" N, 101º 16' 0" E
 Elevation 71 m above sea level
 Slope 0 - 1º 
 Terrain type
 Area 3600 ha
 Fetch 200 - 800 m
 Climate Af
 Mean annual air temperature
 Mean annual precipitation
 2208 mm
 Vegetation type
 Palm oil plantation
 Domestic species (Overstory)
 Elaeis guinensis
 Dominant species (Understory)
  Asystasia gangetica subsp. Micrantha (16%)
  Nephrolepis bisserata (13%)
  Asplenium longissimum (13%)
 Canopy height
 18.5 m
 Age 20 years old on 2013
 Soil type
 Inceptisols - Oxic dystropepts

Eddy Covariance method (CO2)
 System Open-path system
 Wind speed 
 CSAT3 (Campbell Sci., USA)
 Air temperature
 CSAT3 (Campbell Sci., USA) [sonic temperature]
 HMP45AC (Vaisala, Findland) [air temperature]
 Water vapor
 Open-path (LI-7500, LI-COR, USA)
 CO2 Closed-path (LI-7000, LI-COR, USA)
 Measurement height
 25.0 m
 Sampling frequency
 10 Hz
 Averaging time
 30 min
 Data logger
 CR3000, Campbell Sci., USA
 Data storage
 Original data
 Raw data

 Observation items
  Levels/ Depth
 Global solar radiation(incoming)
 25 m CNR4 (Kipp & Zonen, The Netherlands)
 Global solar 
radiation (outgoing)
 25 m CNR4 (Kipp & Zonen, The Netherlands)
 Long-wave radiation(incoming) 
 25 m CNR4 (Kipp & Zonen, The Netherlands)
  Long-wave radiation(outgoing) 47.2 m CNR4 (Kipp & Zonen, The Netherlands)
 Net radiation
 47.2 m Net radiometer
 (NR-LITE, Kipp & Zonen, Netherland)
 PPFD (incoming)
 47.2 m SQ-110 (Apogee Instr., USA)
 PPFD (outgoing)
 Direct / diffuse radiation
 Direct / diffuse PPFD
 Air temperature
 25.5 m HMP45AC (Vaisala, Findland)
 Humidity 25.5 m HMP45AC (Vaisala, Findland)
 Soil temperature
 0.1, 0.2 m TCAV, type-E thermocouple
 (Campbell Sci., USA)
 Soil heat flux
 0.1 m 
 HFP01 (HukseFlux, The Netherlands)
 Soil water 
 0.1 m 
 CS616 (Campbell Sci., USA)
 Wind speed
 Wind direction
 25 m 03101 wind sentry anemometer
 (R.M. Young, USA)
 5 m PTB110 (Vaisala, Findland)
 Precipitation 25 m TE525MM (Texas Instr., USA)
 25 m  LI-7500 (LiCor, USA)
 H2O concentration 25 m  LI-7500 (LiCor, USA)
 Soil respiration
 Automatic chamber LI -8100 (LiCor, USA)
 Ecological investigation Will be conducted (Tree heights, stand  density, diameter, biomass, LAI)
 Photosynthesis Will be conducted using LI-6400
 (LiCor, USA)
Observation Period and data Availability
 Measurement Period
 September 2011  to present
 Measurement Frequency
 Data Availability
Bram Hadiwijaya (bram.hadiwijaya[at]
 Bayu Septi Wibowo (bayuwibowo4600[at]
 SMART Research Institute of PT. SMART Tbk.,Jl. 
 Tengku Umar no. 19  Pekanbaru - 28112, Indonesia
 Phone: +6281268696928 
 Dr. Jean Pierre Caliman
 (caliman[at], j-p-caliman[at]
 SMART Research Institute of PT. SMART Tbk.,Jl. 
 Tengku Umar no. 19  Pekanbaru - 28112, Indonesia
 Phone: +62811757638 
 Tower, electrical power (DC – solar panel)
 Research Fund
1) PT. SMART Tbk., Indonesia, research fund
 2) CIRAD, France for partial fund