Table 4.

Two‐way ANOVA results for Experiment 2, including independent variables (light reduction and inoculum origin) and their interaction for the studied variables: fluorescence, plant growth parameters, P content and mycorrhizal colonization.

	Light (L)		Inoculum (I)		L × I
	F(x,y)	P	F(x,y)	P	F(x,y)	P
Fluorescence parameters
фII	1.690	0.203	4.779	0.036	2.756	0.107
фNPQ	2.790	0.105	3.765	0.061	0.712	0.405
фNO	0.091	0.765	1.570	0.219	2.183	0.149
Fv'/Fm'	1.477	0.233	1.188	0.284	0.014	0.905
LEF	82.790	≤0.001	9.620	0.004	0.018	0.894
Plant growth parameters
Leaves (n)	3.196	0.083	1.021	0.320	0.489	0.489
Leaf length (cm)	19.835	<0.001	0.062	0.804	4.208	0.048
Root length (cm)	3.326	0.078	1.140	0.294	2.104	0.157
Leaf biomass (g)	0.005	0.945	4.892	0.034	1.956	0.172
Root biomass (g)	8.012	0.008	0.002	0.966	0.354	0.556
LMF	7.898	0.008	1.785	0.191	1.452	0.237
RMF	7.898	0.008	1.785	0.191	1.452	0.237
SLA (m2 kg‐1)	22.664	≤0.001	1.203	0.281	4.199	0.048
Phosphorus (P) content (g kg‐1)
Leaves	8.364	0.015	2.020	0.183	0.144	0.712
Roots	62.163	≤0.001	133.79	≤0.001	11.42	0.006
Mycorrhizal colonization (%)
Colonization	0.185	0.833	0.000	0.992	0.382	0.688
Arbuscules	0.073	0.930	0.901	0.354	3.851	0.038
Hyphae	1.270	0.303	1.052	0.317	4.754	0.020
Vesicles	3.428	0.052	0.610	0.444	1.959	0.167

Values in bold indicate significant differences at P < 0.05. The quantum yield of PSII (Ф_II), quantum yield of non‐photochemical quenching (ф_NPQ), quantum yield of other unregulated (non‐photochemical) losses (ф_NO), maximum quantum yield of PS_II in the light‐adapted state (F_v'/F_m'), linear electron flux (LEF), specific leaf area (SLA) and P content in leaves and roots, leaf mass fraction (LMF) and root mass fraction (RMF).