Table 2: Mean square analysis of variance for 321 lowland rice genotypes tested at Pawe, North western Ethiopia.

Source of Variation

DF

Mean Squares

DH

DM

PH

PL

NFG

NUFG

TSW

Block (Eliminating treatments)

31

54.19ns

55.81**

39.29**

2.58**

332.41**

1.99*

1.68**

Treatment (Eliminating blocks)

351

202.63**

84.61**

222.41**

3.17**

346.99**

4.98**

10.49*

Effects Among New Genotypes

316

65.28*

29.07*

88.37**

2.72**

180.13ns

2.39ns

3.92**

Effects Among Checks

3

82ns

4.66ns

1.68ns

2.55ns

128.33ns

9.00**

3.98ns

Effects on New Genotypes Versus Checks

1

108.52ns

54.04ns

33.12ns

0.38ns

1.78ns

6.00ns

1.53ns

Error

93

38.95

18.75

19.14

1.45

169.38

1.99

1.57

R2

0.96

0.95

0.98

0.90

0.90

0.91

0.97

CV (%)

6.69

3.39

5.36

6.27

13.69

34.39

4.89

Root MSE

6.24

4.33

4.37

1.20

13.01

1.41

1.25

Minimum

71

94

46.8

13.8

45

0

17.89

Maximum

152

151

123.6

23.2

172

16

36.88

Range

81

57

76.8

9.4

127

15

18.99

Variance

163.80

61.79

156.99

2.99

377.47

5.72

9.25

Standard deviation

12.80

7.86

12.53

1.73

19.43

2.39

3.04

Mean

93

128

81.55

19.18

95

4

25.62

Where: DH: Days to 50% Heading; DM: Days to 85% Maturity; PH: Plant Height(cm); PL: Panicle Length(cm); NFG: Number of Filled Grains per Panicle; NUFG: Number of Unfilled Grains per Panicle; TSW: 1000 seed weight(g); CV: Coefficient of Variation, MSE: Mean Square of Error; R2: R-squared (percent of the total variability in the data relating to the corresponding quantitative trait); *: Level of Significance at a Probability level (P) < 0.05 (*: slightly significant, **: highly significant).