Table 1.

Joint ANOVA of PC of parent lines in multiple environments.

Source	DF	SS	MS	F	Pr > F
Replication	2	5.55	2.77	6.59	0.0018
Environment	19	155.86	8.20	19.49	<0.0001
Genotype	3	271.22	90.41	214.80	<0.0001
Genotype ∗ Environment	57	50.02	0.877	2.08	0.0002
Error	158	66.50	0.42