Table 2.

Selected model parameters.

Param	Description	Values
Tmin	Minimum temperature threshold for growth (oC)	5.0
Topt1	Lower temperatures threshold for optimal growth (oC)	13.0
Topt2	Upper temperatures threshold for optimal growth (oC)	22.0
Tmax	Maximum temperature threshold for growth (oC)	32.0
Wmin	Minimum soil moisture threshold for growth, relative to saturated soil (v/v)	0.0775
Wopt1	Lower soil moistures threshold for optimal growth (v/v)	0.25
Wopt2	Upper soil moistures threshold for optimal growth (v/v)	0.375
Wmax	Maximum soil moisture threshold for growth (v/v)	0.45
W0	Initial soil moisture (v/v)	0.15
Tbeg	Temperature sum threshold for onset of growth (oC)	110.0
tbeg	Size of the moving window for calculation of temperature sum (days)	10
lr	Depth of root system (mm)	500
Pmax	Maximum daily precipitation for saturated soil (mm/day)	40
C1	Fraction of precipitation reaching the soil (not caught by crown) (rel. unit)	0.5
C2	First coefficient for calculation of transpiration (mm/day)	0.3075
C3	Second coefficient for calculation of transpiration (mm/day)	0.11
Λ	Coefficient for water drainage from soil (rel. unit)	0.005
Vcr	Critical growth rate to determine the end of the growing season (rel. unit)	0.04