Table 5 LSMeans for 12 agronomic traits considering the STRUCTURE groups and the allelic variants at the Rht-B1 and Ppd-A1 loci in three environments.

Grain yield (kg ha⁻¹)

3581

2640 b

3744 a

3696 a

3887 a

2224 b

3707 a

3815 a

3501 a

Harvest index

0.37

0.33 b

0.36 a

0.37 a

0.38 a

0.29 b

0.37 a

0.4 a

0.36 b

Aerial biomass (g)

7.46

7.46 a

7.51 a

7.45 a

7.43 a

8.00 a

7.41 a

7.49 a

7.45 a

Grain protein content (%)

12.3

13.1 a

12.3 b

12.2 b

12.3 b

13.5 a

12.2 b

11.9 b

12.5 a

Plant height (cm)

93

104 a

95 b

89 c

91 bc

119 a

90 b

87 b

94 a

Heading date (days)

78.3

80.2 a

79.5 a

77.3 a

78.3 a

82.7 a

77.9 b

73.9 b

79.8 a

Thousand kernel weight (g)

39.4

41.2 a

41.3 a

38.4 a

39.2 a

40.3 a

39.4 a

39.3 a

39.5 a

Grain number per plant

72.3

59.8 b

68.8 ab

76.7 a

73.3 a

56.5 b

73.7 a

80.7 a

69.4 b

Spikes per plant

2.23

2.07 a

2.28 a

2.67 a

2.23 a

2.01 b

2.25 a

2.35 a

2.19 b

Grain number per spike

33.4

29.9 b

31.3 b

34.7 a

34.2 a

29 b

33.8 a

35.2 a

32.8 b

Grain number per spikelet

2.03

1.83 b

1.89 b

2.12 a

2.1 a

1.73 b

2.06 a

2.22 a

1.97 b

Spikelets per spike

16.5

16.4 a

16.6 a

16.5 a

16.4 a

16.8 a

16.4 a

15.9 b

16.7 a