df

Mean Square

Single tuber weight, W

(g)

Tuber No of 6 plants

Large, %

(≥ 150 g)

Medium, % (150 g ≥ W ≤ 100 g)

Small, %

(100 g ≥

W ≤ 50 g)

Cull, %

(≥50 g)

Season (S)

1

108043.7

506.25

346.80

56.30

111.65

0.30

Irrigation (I)

3

2248.43

366.32

223.90

112.54

126.12

152.45

Non-uniform depth (U)

5

291.52

521.23

225.42

242.89

122.78

935.66

S * I

3

167.63

1.29

21.61

5.34

4.30

20.06

S * U

5

158.63

1.05

2.30

6.53

4.15

3.03

I * U

15

688.05

47.35

158.27

164.96

192.94

79.44

S * I * U

15

67.54

1.60

7.12

4.06

4.31

7.74

Error

96

77.55

6.69

18.94

28.74

26.07

32.27

F-value

Season (S)

1

1393.17*

75.62*

18.31*

1.959ns

4.283*

0.009ns

Irrigation (I)

3

28.992*

54.721*

11.82*

3.916*

4.837*

4.73*

Non-uniform

depth (U)

5

3.67*

77.86*

11.90*

8.453*

4.71*

29.00*

S * I

3

2.16ns

0.19ns

1.14ns

0.19ns

0.17ns

0.62ns

S * U

5

2.045ns

0.16ns

0.12ns

0.23ns

0.16ns

0.09ns

I * U

15

8.87*

7.07*

8.36*

5.74*

7.40*

2.46*

S * I * U

15

0.87ns

0.24ns

0.38ns

0.14ns

0.17ns

0.24ns