Table IV.

Repeated-measures ANOVA of stomatal conductance

Stomatal conductance during a 3-d measurement period of systemically oviposition-induced twigs of Scots pine and untreated controls were compared (Fig. 2, D–F). df, Degrees of freedom; MS, mean squares; F, F value, F test.

Source	df	MS	F	P
Treatment	1	9,107.085	1,681.567	0.059
Day	2	5,011.298	822.155	0.015
CO2	7	118.707	31.989	0.003
Treatment × day	2	1,994.224	211.947	0.003
Treatment × CO2	7	5.138	2.717	0.095