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Molecular Plant Breeding 2013, Vol.5, No.9, 47
-
63
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63
Table 1 Descriptive statistics for salt
-
tolerant associated traits evaluated in 300 F
5
–derived recombinant inbred lines and their parents IR29 susceptible, and Hawasi tolerant, under salines stress S, and
non
-
stress N
SES score
z
Plant height (cm)
Root length (cm)
Fresh weight (g)
Dry weight (g)
Statistics
S
N
S
ROC (%)
y
N
S
ROC (%)
N
S
ROC (%)
N
S
ROC (%)
Mean
±
Standard error 6.0
±0.07
25.34
±0.54
21.38
±0.28
15.63
± 2.52
12.69
± 0.13
10.15
± 0.16
20.3
± 3.0
0.40
± 0.01
0.26
± 0.01
56.00
0.09
± 0.01
0.07
± 0.01
22.20
±21.60
Standard deviation
1.21
9.20
4.90
47.70
2.70
2.29
51.30
0.17
0.25
22.50
0.11
0.17
36.10
Sample variance
1.45
85.25
24.14
2274.47
5.25
7.47
2633.24
0.06
0.03
49503.52
0.03
0.01
136230.4
Kurtosis
-
0.50
-
0.85
0.95
3.69
1.19
-
0.33
8.21
3.02
1.56
4.87
177.25
22.01
109.53
Skewness
0.08
0.06
0.42
-
1.74
0.55
0.12
-
2.27
1.37
1.25
-
2.04
12.53
4.49
-
9.25
Minimum
3
9.0
6.83
5.53
5.16
3.27
15.37
0.96
0.04
94.80
0.02
0.01
+26.08
Maximum
8.78
46.5
43.93
24.10
20.88
17.67
36.63
1.67
0.05
97.60
2.59
0.88
92.31
IR29
7.0
17.0
15.0
11.76
12.0
8.0
33.33
0.316
0.144
54.40
0.067 0.040
40.29
Hasawi
4.0
29.0
28.0
3.45
14.0
10.0
28.57
0.731
0.352
51.84
0.118
0.112
5.10
LSD
0.1
1.1
0.6
5.49
0.3
0.3
5.91
0.030
0.020
25.63
0.02
0.12
42.51
Note:
z
Standard evaluation system (IRRI 1996);
y
ROC=Percent reduction under stress relative to the non-stress