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Table 1 Comparison of agronomic characteristics between CMS line and maintainer line in 2014

From: Development of Cytoplasmic Male Sterile IR24 and IR64 Using CW-CMS/Rf17 System

Year

2014 (n = 4)

Lines

CWA x IR24 (BC6F1)

IR24

CWA x IR64 (BC4F1)

IR64

 

CMS

Maintainer

CMS

Maintainer

Stem length (cm)

49.9 ± 0.8

50.8 ± 0.8

65.7 ± 1.6

67.4 ± 0.7

Panicle length (cm)

22.6 ± 0.6

22.7 ± 0.3

29.4 ± 0.3

28.9 ± 0.2

Length of exserted panicle (cm)

22.1 ± 0.7

22.6 ± 0.3

29.0 ± 0.1

28.9 ± 0.2

Distance between panicle base and auricle of flag leaf (cm)

−0.5 ± 0.4

0.4 ± 0.3

1.4 ± 1.0

2.9 ± 1.0

Panicle exsertion rate (%)

98

100

100

100

Number of panicle per plant

11.0 ± 0.8

13.8 ± 0.9

19.3 ± 2.3

17.8 ± 0.7

Heading date

Aug. 14

Aug. 14

Aug. 14

Aug. 14

Anthesis time

8:00–11:00

8:00–11:00

8:30–10:30

8:30–10:30