gdd.th | R Documentation |
Accumulated sum of the difference between daily mean temperature and the threshold (when higher than the threshold) over the primary growing season for mid-latitude agricultural areas in the northern Hemisphere (April-September).
gdd.th(tm, tb = 5, cth = NULL)
tm |
Vector with mean temperature data |
tb |
Threshold value for Tbase (Defalut is 5ยบ) |
cth |
Ceiling threshold over which the sum of growing degrees is 0. If NULL (default) this threshold is not applied. |
M. Iturbide
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