Table 11.

The main effect and interaction by hue changes and stress groups of ln(LF).

Color	Variable	Sum of Squares	Degrees of Freedom	Mean Square	F	p
R1 × Y1	Color	0.222	1.000	0.222	0.384	0.538
	Stress Group	5.735	1.000	5.735	9.903	0.003 **
	Color × Stress Group	0.700	1.000	0.700	1.209	0.277
	Error	28.955	50.000	0.579
R2 × Y2	Color	0.901	1.000	0.901	2.608	0.113
	Stress Group	4.988	1.000	4.988	14.436	0.000 ***
	Color × Stress Group	0.072	1.000	0.072	0.207	0.651
	Error	17.278	50.000	0.346
R3 × Y3	Color	0.002	1.000	0.002	0.004	0.947
	Stress Group	2.862	1.000	2.862	6.929	0.011 *
	Color × Stress Group	0.051	1.000	0.051	0.123	0.728
	Error	20.654	50.000	0.413
R4 × Y4	Color	0.000	1.000	0.000	0.000	0.996
	Stress Group	4.396	1.000	4.396	13.241	0.001 **
	Color × Stress Group	0.073	1.000	0.073	0.221	0.640
	Error	16.599	50.000	0.332
R5 × Y5	Color	0.093	1.000	0.093	0.319	0.574
	Stress Group	3.400	1.000	3.400	11.731	0.001 **
	Color × Stress Group	0.833	1.000	0.833	2.875	0.096
	Error	14.493	50.000	0.290
R6 × Y6	Color	0.001	1.000	0.001	0.002	0.963
	Stress Group	2.740	1.000	2.740	6.394	0.015 *
	Color × Stress Group	0.579	1.000	0.579	1.350	0.251
	Error	21.426	50.000	0.429

p < 0.001 ***, p < 0.01 **, p < 0.05 *.