Table 1.

List of abbreviations and units of phenotypic traits

Abbreviation	Trait	Units
Growth and biomass allocation
(1) Seedling dimensions
H6	Height at 6 months	cm
H12	Height at 12 months	cm
H18	Height at 18 months	cm
H24	Height at 24 months	cm
H612	Elongation rate from 6 to 12 months	cm month−1
H1218	Elongation rate from 12 to 18 months	cm month−1
H1824	Elongation rate from 18 to 24 months	cm month−1
D18	Diameter at 18 months	mm
D24	Diameter at 24 months	mm
D1824	Radial growth rate from 18 to 24 months	mm month−1
(2) Biomass and allocation
TM24	Total dry mass at 24 months	g
RM24	Root dry mass at 24 months	g
LM24	Total leaf dry mass at 24 months	g
LA24	Total leaf area at 24 months	cm2
LMR24	Leaf/total mass ratio at 24 months	g g−1
RMR24	Root/total mass ratio at 24 months	g g−1
LAR24	Leaf area/total biomass ratio at 24 months	cm2 g−1
Leaf traits
LMA18	Leaf mass/area ratio at 18 months	g m−2
LMA24	Leaf mass/area ratio at 24 months	g m−2
%C18	Carbon content in leaves at 18 months	%
%N18	Nitrogen content in leaves 18 months	%
Asat	Light-saturated carbon assimilation rate at 18 months	μmol m−2 s−1
δ13C	Carbon isotope composition of leaves at 18 months	‰