Table III.

Relative and absolute growth rates of parental and hybrid lines in two developmental phases and at two different light intensities

	Phase	0–15	15–25	0–15	15–25
Genotype	PFD	120	120	240	240
C24	RGR	0.20 ± 0.02 a	0.27 ± 0.01 a	0.20 ± 0.01 a	0.28 ± 0.01 a
Col-0	RGR	0.22 ± 0.01 a	0.30 ± 0.01 a	0.21 ± 0.02 a	0.31 ± 0.01 a
C24 × Col-0	RGR	0.26 ± 0.01 b	0.28 ± 0.01 a	0.23 ± 0.02 b	0.32 ± 0.01 b
Col-0 × C24	RGR	0.27 ± 0.01 b	0.29 ± 0.01 a	0.24 ± 0.01 b	0.33 ± 0.01 b
C24	AGR	0.03 ± 0.02 a	0.45 ± 0.08 a	0.07 ± 0.02 a	0.82 ± 0.10 a
Col-0	AGR	0.04 ± 0.02 a	0.47 ± 0.14 a	0.06 ± 0.01 a	0.90 ± 0.11 a
C24 × Col-0	AGR	0.07 ± 0.03 b	0.68 ± 0.12 b	0.11 ± 0.02 b	2.30 ± 0.13 b
Col-0 × C24	AGR	0.07 ± 0.02 b	0.63 ± 0.13 b	0.10 ± 0.01 b	2.12 ± 0.34 b

RGR, Relative growth rate in d⁻¹. AGR, Absolute growth rate in mg d⁻¹. PFD, Photon flux density in μmol m⁻² s⁻¹. 0–15: early vegetative phase (0–15 DAS); 15–25: late vegetative phase (15–25 DAS). Different letters indicate significant differences between the lines (P < 0.05).