Table 6.

Effects of Ppd and Rht alleles on spike length

Stage	Trait	Sensitivity	Insensitivity	T‐test‐P value	Dwarf allele	Tall allele	T‐test‐P value
AN	Spike length	11.99 ± 1.32	10.10 ± 1.21	8.85E‐12***	11.54 ± 1.47	12.06 ± 1.42	0.0229*
HD	Spike length	12.09 ± 1.29	10.13 ± 1.12	5.21E‐13***	11.61 ± 1.39	12.15 ± 1.53	0.0186*
TP	Spike length	11.94 ± 1.28	9.97 ± 1.05	1.73E‐13***	11.50 ± 1.39	12.00 ± 1.50	0.0278*
YA	Spike length	10.49 ± 1.28	9.32 ± 1.18	6.01E‐06***	10.19 ± 1.26	10.60 ± 1.48	0.0513
GA	Spike length	5.52 ± 0.91	5.18 ± 0.78	0.0591	5.37 ± 0.81	5.74 ± 1.01	0.0074**
WA	Spike length	2.08 ± 0.40	2.28 ± 0.41	0.0225*	2.16 ± 0.40	2.00 ± 0.40	0.0128*
TS	Spike length	0.37 ± 0.08	0.39 ± 0.08	0.1861	0.37 ± 0.08	0.39 ± 0.07	0.0771

AN, anthesis; GA, green anther; HD, heading; TP, tipping; TS, Terminal spikelet; WA, white anther; YA, yellow anther. *, **, and *** suggest significance levels of 0.05, 0.01, and 0.001, respectively.