saturation vapour pressure at the air temperature T.
Usage
cal_saturationVapourPressure(Tem)
Value
A vector for saturation vapour pressure at the air temperature T (kPa).
Arguments
Tem
air temperature (degrees Celsius).
References
Allen, R. G., Pereira, L. S., Raes, D., & Smith, M.
FAO Irrigation and drainage paper No. 56. Rome: Food and Agriculture
Organization of the United Nations, 1998.