Table 2.

Three-way ANOVA for pathogen and physiological indices of endophyte-infected (E+) or uninfected (E−) Festuca arundinacea under various CO₂ and pathogen conditions.

	Lesion number		Spore concentration		Soluble sugar concentration		Lignin concentration		RF1		RF2		RF3		RF4
	F	P	F	P	F	P	F	P	F	P	F	P	F	P	F	P
Endophyte (E)	10.52	0.01	137.45	0.00	13.60	0.00	1.47	0.23	0.00	0.99	1.23	0.28	0.81	0.38	4.19	0.05
CO2 (C)	176.09	0.00	1662.69	0.00	16.44	0.00	14.40	0.00	12.07	0.00	28.94	0.00	0.93	0.34	0.00	0.96
Pathogen (P)	—	—	—	—	1.03	0.32	282.45	0.00	0.17	0.68	0.61	0.44	2.08	0.16	1.03	0.32
E × C	19.57	0.00	157.03	0.00	0.09	0.76	1.79	0.19	0.11	0.75	0.11	0.74	0.23	0.64	3.57	0.07
E × P	—	—	—	—	0.01	0.93	0.88	0.36	0.03	0.88	0.09	0.77	0.26	0.61	0.39	0.54
C × P	—	—	—	—	0.00	0.98	14.30	0.00	6.04	0.02	12.10	0.00	8.35	0.01	0.00	0.98
E × C × P	—	—	—	—	0.45	0.51	3.91	0.05	0.02	0.89	0.05	0.83	0.69	0.41	0.56	0.46

Signiflicant P-values are in bold.