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BFT: Betul Flux Research Site

General site detail (updated 20 July 2012)

Site name	Betul Flux Research Site
AsiaFlux site code	BFT
Location	Betul, Madhya Pradesh, India
Position	21^o 51' 46.84" N, 77^o 25' 33.67" E
Elevation	507m above sea level
Slope	<5 degree
Terrain type	Flat
Area	176 ha
Fetch	400-1000m
Climate	Tropical Moist Climates (hot summer - cool winter) (As)
Mean annual air temperature	27 degree C
Mean annual precipitation	1016 mm
Vegetation type	Teak mixed deciduous forest
Domestic species (Overstory)	Tectona grandis (Teak)
Dominant species (Understory)	Miliusa tomentosa
Canopy height	22 m
Age	About 60 years old
LAI	-3.5
Soil type	Black Soil

Observations
Eddy Covariance method (CO₂)

System	Open-path system
Wind speed	3 - axis Ultrasonic anemometer ( RM Young 81000, USA)
Air temperature	3 - axis Ultrasonic anemometer ( RM Young 81000, USA)
Water vapor	Open-path infrared gas analyzer (IR Hygrometer LI-7500, LI-COR, USA)
CO₂	Open-path infrared gas analyzer (IR Hygrometer LI-7500, LI-COR, USA)
Measurement height	28.2 m
Sampling frequency	10 Hz
Averaging time	30 min
Data logger	CR1000 (Campbell,USA)
Data storage	2 GB Data Card
Original data	Raw data

Meteorology

Observation items	Levels/ Depth	Instrument
Global solar radiation(incoming)	28 m	CMP 6 (Kipp&Zonen, Netherland)
Global solar radiation (outgoing)	-
Long-wave radiation(outgoing)	28 m	CGR-03 (Kipp&Zonen, Netherland)
Long-wave radiation(outgoing)	-
Net radiation	-
PPFD (incoming)	-
PPFD (outgoing)	-
Direct / diffuse radiation	-
Direct / diffuse PPFD	-
Air temperature	32,28,16,8,4,2 m	Hygroclips S3 (Rotoronic,Switzerland)
Humidity	32,28,16,8,4,2 m	Hygroclips S3 (Rotoronic,Switzerland)
Soil temperature	+5cm, 0cm, -5cm, -10cm, -20cm, -50cm, -100cm	KDS 037(Komoline, India)
Soil heat flux	-
Soil water	10cm, 20cm, 30cm, 40cm, 60cm, 100cm	PR2/6 (Delta-T, UK)
Wind speed	32,28,16,8,4,2 m	RM Young 5103 ( Secondwind,USA)
Wind direction	32,28,16,8,4,2 m	RM Young 5103 ( Secondwind,USA)
Barometric pressure	28,2 m	KDS 021 (Komoline, India)
Precipitation	32 m	Tipping-bucket rainguage (RM Young 52203, USA)
CO₂concentration	28.2 m	IR Hygrometer LI-7500 (LI-COR, USA)
H₂O concentration	28.2 m	IR Hygrometer LI-7500 (LI-COR, USA)

Other

Soil respiration	-
Photosynthesis	Leaf level photosynthesis( LI 6400, USA)
Ecological investigation	Phytosociology, Biomass, LAI (LAI 2200, CI-110)

Observation Period and Data Availability

Measurement Period	November 2012 till date
Measurement Frequency	Continuous
Data Availability	N/A

Contact

-Dr. V.K. Dadhwal (director [at] nrsc.gov.in )
Director, NRSC & Project Director, National Carbon Project
-Dr. Chandra Shekhar Jha (chandra.s.jha [at] gmail.com)
Group Head, Forestry & Ecology Group & Program
Co-ordinator,National Carbon Project
- Dr. TR Kiran Chand (trkchand[at] gmail.com)
Scientist 'SD', Forestry & Ecology Group
- R Suraj Reddy (surajking123[at] gmail.com)
Scientist 'SC', Forestry & Ecology Group

National Remote Sensing Centre (ISRO)
Department of Space, Government of India
Balanagar, Hyderabad 500 625, India
Telephone (O) : +91 40 2388 4001
Fax: +91 40 2387 7210

[Sensor Integration & Maintenance]
　K. Venkata Raghavendra　(venkataraghavendra_k [at] nrsc.gov.in )

Infrastructure

　Tower 34m (Stairs not equipped)
　Electric Power: Batteries(DC12V) + Solar panelsSolar powered Flux 　　Tower, Wireless Local Loop (WLL) communication,

Research Fund

　Indian Space Research Organization - Geosphere Biosphere Program 　(ISRO-GBP)