Sl. No.

Character

Co-efficient of Variation

Source

Mean

Heritability

(%)

Genetic

advance

(at 5%

selection intensity)

Genetic

advance

(as % of

population

mean)

Genotypic

Phenotypic

1.

Plant height

2.64

(63.16)

4.18

80.77 - 90.94,

10.17

87.43

40.00

3.01

3.44

2.

Leaf

number

6.08

(53.10)

11.45

5.60 - 7.47,

1.87

6.65

28.20

0.44

6.62

3.

Length

of leaf

lamina

0.20

(3.47)

5.77

43.43 - 48.29,

4.86

45.62

0.10

0.01

0.02

4.

Breadth of leaf

lamina

1.74 (26.69)

6.37

33.43 - 37.67,

4.24

35.67

7.10

0.33

0.93

5.

Number of cormels per plant

42.77

(92.12)

46.43

0.00 - 7.07,

7.07

5.37

84.90

4.36

81.19

6.

Weight of corn per plant

3.02 (25.57)

11.81

580.09 - 764.78,

184.69

637.44

6.50

10.15

1.59

7.

Weight of cormels per plant

45.82

(97.79)

47.14

0.00 - 796.24,

796.24

534.93

94.50

49.08

9.18

8.

Dry matter percentage

47.91

(95.78)

50.02

11.96 - 29.67,

17.71

21.43

91.70

16.93

79.00

9.

Tuber yield per plant

18.90

(91.30)

20.70

693.93 - 1513.31,

819.37

1183.67

83.30

42.00

3.55