Table 3 Analysis of variance for 22 quantitative traits for dry-season sorghum cultivars in Chad.

From: Assessment of agro-morphological variability of dry-season sorghum cultivars in Chad as novel sources of drought tolerance

Characters

Min.

Max.

Average

CV (%)

Collection

Landraces Origin

F

R2 (%)

F

R2 (%)

TNL

18

30

23

10.0

2.7***

41.6

6.4**

3.87

PLL (cm)

53

76

64

8.5

3.0***

43.7

8.2***

5.81

PLW (cm)

5.7

10.5

8.5

11.2

3.3***

46.1

4.4ns

3.22

PSL (cm)

13

36

19

18.5

2.3***

37.6

4.7**

3.46

INL (cm)

20

35

26

13.0

3.4***

47.0

4.8**

3.51

PDL (cm)

21

52

33

21.6

10.1***

72.3

19.7***

12.96

SDI (mm)

2.9

8.2

4.4

20.0

1.1ns

21.6

2.6ns

1.94

PHT (cm)

95

272

172

22.1

11.1***

74.3

11.9***

8.25

NIN

9

23

14

17.1

7.1***

64.8

3.7ns

2.72

NGL

2.6

10.6

6.1

29.5

2.7***

41.4

11.5***

8.00

PAL (cm)

12

36

19

29.1

8.0***

67.6

9.9***

6.98

PAW (cm)

6.2

10.8

7.9

11.4

3.2***

45.1

2.8ns

2.05

NBT (days)

125

139

132

2.4

2.3***

37.8

7.4**

5.30

NFL (days)

127

142

136

2.3

1.8**

31.8

5.8**

4.19

NHD (days)

131

147

140

2.5

2.1***

35.4

6.9**

4.92

NFW (days)

132

148

142

2.6

2.2***

36.1

7.4**

5.30

PWT (g)

250

1120

624

31.8

2.4***

38.4

0.3ns

0.20

PGW (g)

150

840

437

37.3

2.7***

41.1

0.5ns

0.36

HGW (g)

2.6

6.3

4.7

18.6

—

—

—

—

STG (%)

18

81

45

31.3

2.4***

38.7

4.7*

3.40

PYI (t/ha)

0.30

1.68

0.87

37.3

2.7***

41.1

0.5ns

0.36

  1. Significance: *P < 0.05; **P < 0.01; ***P < 0.001; ns: not significant; Min.: minimum; Max.: maximum; TNL: total number of leaves; PLL: perultimate leaf length; PLW: perultimate leaf width; PSL: perultimate leaf sheath length; INL: internodes length; PDL: peduncle length; SDI: stem diameter; PHT: plant height; NIN: number of internodes; NGL: number of green leaves; PAL: panicle length; PAW: panicle width; NBT: number of days to booting; NFL: number of days to flag leaf appearance; NHD: number of days to heading; NFW: Number of days to flowering; PWT: weight of the main panicle; PGW: grain weight of main panicle; HGW: hundred grain weight; STG: staygreen; PYI: potential yield.
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