Parameter Variable name (unit) Value
Base temperature for bud burst prediction and GDD summation baset (°C) 8.5
Chilling requirements for bud burst crequ (chill days) -126
Critical temperature to initiate leaf offset crit_temp (K) 281.15
Final root allocation coefficient until harvest arootf2 (unitless) 0.12
GDD needed from bud break to canopy maturity lfmat (°days) 1350
GDD needed from bud break to harvest hybgdd (°days) 2100
GDD needed from bud break to the fruit ripening phase grnrp (°days) 640
GDD needed from bud break to the start of fruit development grnfill (°days) 130
Initial leaf allocation coefficient fleafi (unitless) 0.25
Maximum canopy height ztopmx (m) 3.65
Maximum harvest date in the northern hemisphere max_NH_harvest_date (mmdd) 1120
Maximum LAI laimx (m2 m-2) 2.1
Maximum rooting depth root_dmx (m) 0.6
Planting density nstem (# m-2) 0.202
Ratio of height: radius at breast height taper (unitless) 95
The slope of the relationship between leaf N per unit area (gN/m2) and Vcmax25top (umol CO2/m2/s) s_vcad (μmol CO2 s-1 gN-1) 30