BNS: Xishuangbanna Site
General site detail (Updated 11 August 2014) Site name
| Xishuangbanna Site | AsiaFlux site code
| BNS
| Location | Menlung town, Xishuangbanna, Yunnan Province | Position | 101º 12' E, 21º 57' N | Elevation | 756 m above sea level | Slope |
| Terrain type
| Small basin surrounded by low mountains and hills | Area |
| Fetch | | Climate | Tropical rain forest
| Mean annual air temperature
| 21 deg C (long term) | Mean annual precipitation
| 1492 mm (long term) | Vegetation type
| Tropical rain forest
| Domestic species (Overstory)
| Pometia tomentosa, Terminalia myriocarpa, Gironniera subaequalis and Garuga floribunda
| Dominant species (Understory)
| - | Canopy height
| 35 m | Age | -
| LAI | -
| Soil type
| -
| ObservationsEddy Covariance method (CO 2) System | Open-path system (CO2 flux, latent heat flux) | Wind speed
| Three dimensional sonic anemometer
| Air temperature
| Three dimensional sonic anemometer
| Water vapor
| Open-path analyzer (LI-7500, LI-COR, USA)
| CO2 | Open-path analyzer (LI-7500, LI-COR, USA)
| Measurement height
| 48.8 m | Sampling frequency
| 10 Hz | Averaging time
| 30 min | Data logger
| CR5000 (CSI USA)
| Data storage
| | Original data
| Raw data
|
Meteorology Observation items
| Levels/ Depth
| Instrument
| Global solar radiation(incoming)
| 42 m | CNR1 (Kipp & Zonen, The Netherlands) | Global solar radiation (outgoing)
| 42 m | CNR1 (Kipp & Zonen, The Netherlands) | Long-wave radiation(incoming)
| 42 m | CNR1 (Kipp & Zonen, The Netherlands) | Long-wave radiation(outgoing) | 42 m | CNR1 (Kipp & Zonen, The Netherlands) | Net radiation
| 42 m | CNR1 (Kipp & Zonen, The Netherlands) | PPFD (incoming)
| | | PPFD (outgoing)
| - | | Direct / diffuse radiation
| - | | Direct / diffuse PPFD
| - | | Air temperature
| 42 m | HMP45C, VAISALA, Finland | Humidity | 42 m | HMP45C, VAISALA, Finland
| Soil temperature
| 5 cm
| Probe (107, CAMPBELL SCIENTIFIC) | Soil heat flux
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| | Soil water content
| 5 cm
| CS616, Campbell Scientific Inc., Logan, UT, USA | Wind speed
| 70 m | Anemometer (A100R, VECTOR INSTRUMENTS) | Wind direction
| 70 m | Wind vane (W200P, VECTOR INSTRUMENTS) | Barometric pressure
| - | | Precipitation | 69.8 m | Tipping-bucket rain gauge (52203, RM YOUNG) | CO2 concentration
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Other Soil respiration
| - | Photosynthesis | - | Ecological investigation
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Observation Period and data Availability Measurement Period
| From July 2002 to present | Measurement Frequency
| Continuous | Data Availability
| 2003-2005 in AsiaFlux database
| Contact
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