Description Usage Arguments Value
http://www.civil.uwaterloo.ca/watflood/manual/02_03_2.htm
1 | hargreavesPET(date, tavg, tdif, lat)
|
date |
a time-series date object |
tavg |
a vector of average temperature values (°C) |
tdif |
a vector of differences computed from maximum and minimum temperatures |
lat |
latitude information (negative values for southern hemisphere) |
the output is a vector of PET values
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