MLM:Maludam

General site detail (Updated 4 Feb 2016)
 Site name
 Maludam
 AsiaFlux site code
 MLM
 Location Betong, Sarawak
 Position 01º27'55”N, 111º09'20”E
 Elevation 24.69
 Slope -
 Terrain type
 Almost flat
 Area 43147 ha
 Fetch 367-1100 m
 Climate Tropical rainforest climate (moderately hot - very humid - receives substantial rainfall (Af))
 Mean annual air temperature
 27.0 C 
 Mean annual precipitation
 4204 mm 
 Vegetation type
 Alan batu swamp forest
 Domestic species (Overstory)
 Alan batu (Shorea albida)
 Dominant species (Understory)
 Pandan plants (Pendanus sp.)
 Canopy height
 30 m
 Age -
 LAI -
 Soil type
  Peat soil

Observations
Eddy Covariance method (CO2)
 System Open-path system 
 Wind speed 
 3-dimensional sonic anemometer (CSAT3, Campbell, USA)
 Air temperature
 3-dimensional sonic anemometer (CSAT3, Campbell, USA)
 Water vapor
 Open-path  CO2/ H2O analyzer (LI-7500, LICOR)
 CO2 Open-path  CO2/ H2O analyzer (LI-7500, LICOR)
 Measurement height
 41 m
 Sampling frequency
 10 Hz
 Averaging time
 30min
 Data logger
 CR3000 (Campbell, USA)
 Data storage
 CF
 Original data
 Raw

Meteorology
 Observation items
  Levels/ Depth
 Instrument 
 Global solar radiation(incoming)
 41 m Net Radiometer (CNR4, Kipp & Zonen, The Netherlands)
 Global solar 
radiation (outgoing)
 41 m Net Radiometer (CNR4, Kipp & Zonen, The Netherlands)
 Long-wave radiation(incoming) 
 41 m Net Radiometer (CNR4, Kipp & Zonen, The Netherlands)
  Long-wave radiation(outgoing) 41 m Net Radiometer (CNR4, Kipp & Zonen, The Netherlands)
 Net radiation
 41 m Net Radiometer (CNR4, Kipp & Zonen, The Netherlands)
 PPFD (incoming)
 41 m  Quantum sensor (LI-190SB or LI190SL, LI-COR, USA)
 PPFD (outgoing)
 41 m  Quantum sensor (LI-190SB or LI190SL, LI-COR, USA)
 Direct / diffuse radiation
 - 
 Direct / diffuse PPFD
 - 
 Air temperature
 5, 41 m  Temperature & Relative Humidity (RH) probe (CS215, Campbell, USA)
 Humidity 5, 41 m  Temperature & Relative Humidity (RH) probe (CS215, Campbell, USA)
 Soil temperature
 0.05,0.1 m Platinum resistance thermometer (Pt100, Japan)
 Soil heat flux
 - 
 Soil water 
 content 
 0.15, 0.3 m  TDR sensor (CS616, Campbell, USA)
 Wind speed
 41 m 
 01003-5 Wind velocity & direction, Campbell, USA
 Wind direction
 41 m 01003-5 Wind velocity & direction, Campbell, USA
 Barometric 
 pressure
 - 
 Precipitation 1 m Tipping-bucket rain gauge (TE525MM, Texas Instrument, USA)
 COconcentration
 41,21,11,3,1,0.5 m Closed-path CO2 analyzer (Li-820)
Other
 Soil respiration
 Closed chamber method (CO2, CH4, N2O), Measuring system: Manually Measuring intervals; Monthly
 Ecological Investigations  Tree diameter, species (2009,2010)
 
Observation Period and Data Availability
 Measurement Period
 From January, 2011 to present
 Measurement Frequency
 Continuous
 Data Availability
 N/A
Contact
 Lulie Melling (lullie_melling@yahoo.com)
 Tropical Peat Research Laboratory Unit,
 Chief Minister’s Department,
 Lot 6035, Kuching-Kota Samarahan Expressway,
 94300 Kota Samarahan
 Tel:+60-82-662-495  Fax:+60-82-662-497
Wong Guan Xhuan (jiaxiang31 [at] hotmail.com)
 Edward Baran (edward.b.aeries [at] gmail.com)
 Kevin Kemudang (kevin77_k [at] yahoo.com)  
Calibration Information
 CO2 analyzers were calibrated every months using spans gases. 
Infrastructure
 Tower, Solar energy system

Research Fund
 Malaysian Government, Sarawak State Government