Genotype Growth Photoperiod A 2 8 B 3 8 C 1 8 D 1 8 E 2 8 F 1 8 A 3 12 B 4 12 C 2 12 D 1 12 E 2 12 F 1 12 A 3 16 B 5 16 C 1 16 D 2 16 E 2 16 F 2 16 A 4 24 B 6 24 C 2 24 D 2 24 E 2 24 F 3 24