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Table 4 Genetic effects for boll weight, ginning outturn, fibre length, fibre strength, fibre fineness and relative cell injury in cross DNH-40 × VH-259 (2) under normal (N) and heat stress (H)

From: Genetic effects conferring heat tolerance in upland cotton (Gossypium hirsutum L.)

Traits

 

Genetic Effects

Χ2(DF)

m ± S.E.

[d] ± S.E.

[h] ± S.E.

[i] ± S.E.

[j] ± S.E.

[l] ± S.E.

BW

N2

2.01 ± 0.27

0.03 ± 0.03

2.84 ± 0.61

1.12 ± 0.27

−1.24 ± 0.35

1.86 (1)

H2

3.26 ± 0.05

0.14 ± 0.05

−0.39 ± 0.23

− 0.33 ± 0.20

0.67 ± 0.23

2.03 (1)

GOT

N2

35.16 ± 0.87

0.35 ± 0.22

3.96 ± 1.17

4.05 ± 0.95

0.05 (2)

H2

37.96 ± 0.26

0.63 ± 0.22

−1.34 ± 1.09

2.84 ± 1.11

0.02 (2)

F

N2

27.79 ± 1.38

0.12 ± 0.18

−2.90 ± 3.05

−0.57 ± 1.36

3.04 ± 1.80

2.04 (1)

H2

26.81 ± 0.13

1.06 ± 0.29

6.20 (4)

FS

N2

24.53 ± 0.11

0.15 ± 0.16

0.30 (4)

H2

24.64 ± 0.07

0.28 ± 0.10

0.29 (4)

FF

N2

4.46 ± 0.14

0.05 ± 0.05

−0.20 ± 0.15

−0.52 ± 0.32

− 0.21 ± 0.17

0.00 (1)

H2

4.28 ± 0.05

0.02 ± 0.05

0.06 ± 0.28

−0.02 ± 0.27

0.19 (2)

RCI

N2

66.17 ± 6.81

−9.94 ± 16.84

8.49 ± 6.78

−3.20 ± 3.94

14.47 ± 9.86

0.12 (1)

H2

66.83 ± 7.17

5.12 ± 0.63

 

3.27 ± 7.14

−14.08 ± 4.09

17.38 ± 10.03

000 (0)

  1. Note: m = mean, d = additive effect, h = dominant effect, i = additive × additive, j = additive × dominance, l = dominance × dominance