Table 4 Estimation of significant level for yield and yield contributed traits of 30 V. subterranea accessions revealed by ANOVA.

From: AMMI and GGE biplot analysis for yield performance and stability assessment of selected Bambara groundnut (Vigna subterranea L. Verdc.) genotypes under the multi-environmental trials (METs)

SOV

df

TNP

FPW

HSW

Yld kg/ha

MS

TSS%

MS

TSS%

MS

TSS%

MS

TSS%

Reps (location)

4

416.98**

5.97

17,070.8**

2.67

1805.23**

0.93

160,078.81**

2.24

Locations (L)

1

41.78ns

0.15

154,052**

6.02

34,081.11**

4.44

4,005,612.29**

14.02

Seasons (S)

1

1117.73**

4.00

1,090,765.81**

42.64

65,640.72**

8.54

8,896,131.79**

31.13

L × S

1

1095.72**

3.92

11,182.73**

0.44

527,565.36**

68.66

5,791,601.23**

20.27

Genotypes (G)

29

220.44**

22.90

19,117.35**

21.67

1945.19**

7.34

220,685.25**

22.40

G × S

29

59.49ns

6.18

7289.823

8.26

189.89ns

0.72

8466.66ns

0.86

G × L

29

69.31ns

7.20

5905.88**

6.70

143.52ns

0.54

6005.29*

0.61

G × S × L

29

86.64*

9.00

7510.57**

8.52

668.26**

2.52

18,272.78**

1.85

Error

236

48.10

40.66

333.34

3.08

204.92

6.29

8017.25

6.62

  1. SOV source of variation, df degree of freedom, TNP total number of pod, FPW fresh pod weight, HSW hundred seed weight (g), Yld Yield (kg/ha).
  2. *Significant at p ≤ 0.05; **highly significant at p ≤ 0.01; ns = non-significant p > 0.05.
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