Numerical Simulation of Surface Energy and Water Balances over a Semiarid Grassland Ecosystem in the West African Savanna

Table 1

Summary of measurement heights of selected data used for SOLVEG simulations.

Variable	Device/manufacturer	Measurement height [m]
Atmospheric CO2 and H2O	Licor 7500A open path infrared gas analyser, LI-COR Biosciences, USA	2.65
Wind speed in 3-dimensional field (, , and ) and air temperature	CSAT3 ultrasonic anemometer, Campbell Scientific, USA	2.65
Incoming and outgoing shortwave and longwave radiations	CNR4 net radiometer (pair of pyranometer and pyrgeometer), Kipp & Zonen, Netherlands	2.00
Soil moisture content	CS616, water content reflectometer, Campbell Scientific, USA	0.03
Soil heat flux	HFP01SC, self-calibrating heat flux plate, Hukseflux, Netherlands	0.08
Soil temperature	TCAV averaging soil thermocouple probe, Campbell Scientific, USA	0.03