Table 1.

Major agronomic traits of ZS97 and the two RGG2 genome‐edited variants

Traits	ZS97	zrgg2‐1	zrgg2‐2
Plant height (cm)	90.36 ± 3.82	97.72 ± 1.95**	99.62 ± 2.85**
Panicle length (cm)	22.59 ± 1.13	22.55 ± 1.01	22.98 ± 0.91
Panicle number per plant	11.54 ± 3.08	10.45 ± 2.30	11.32 ± 2.15
Grain length (mm)	7.99 ± 0.34	8.56 ± 0.35**	8.38 ± 0.34**
Grain width (mm)	3.06 ± 0.17	3.10 ± 0.16*	3.23 ± 0.16**
Grain thickness (mm)	1.86 ± 0.15	1.98 ± 0.14**	1.95 ± 0.11**
1000‐grain weight (g)	20.21 ± 0.82	23.85 ± 0.69**	22.41 ± 0.81**
Grain number per panicle	159.21 ± 27.08	162.55 ± 19.27	158.36 ± 28.08
Seed setting ratio (%)	72.33 ± 7.06	76.20 ± 5.69	74.35 ± 6.57
Grain yield per plant (g)	18.86 ± 3.48	21.09 ± 3.00*	21.87 ± 3.16**
Biomass yield per plant (g)	37.51 ± 7.35	41.66 ± 4.06*	42.94 ± 5.48**

Data are given as the means ± SD (n ≥ 20). Student's t‐test: *P < 0.05; **P < 0.01.