Description Usage Arguments Value Author(s) References Examples
'psychC' estimates the psychrometric constant.
1 | psychC(Tmax,Tmin,z)
|
Tmax |
Vector of length n containing daily maximum temperature [C]. |
Tmin |
Vector of length n containing daily minumum temperature [C]. |
z |
Altitude above the sea level [m]. |
Psychrometric constant [kPaC-1]
Jedrzej S. Bojanowski
Allen, R.G., L.S. Pereira, D. Raes, and M. Smith. 1998. Crop Evapotranspiration: Guidelines for computing crop water requirements. Irrigation and Drainage Paper 56, Food and Agriculture Organization of the United Nations, Rome, pp. 300.
1 | psychC(17,16,1800)
|
[1] 0.05408065
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