Exploitation of heterosis and combining ability for earliness and vegetative traits in ridge gourd
Table 1: mean values of parents and their F1 hybrids for different traits in ridge gourd
Days to first
Node number to
Vine length
Number of primary
Days taken to Ist
Genotypes
female flower first female flower
(m)
branches
fruit harvesting
PCPGR 7256
42.00
8.33
3.01
3.33
43.00
PRG 117
35.66
12.66
3.62
4.00
41.66
PRG 142
37.00
9.00
4.25
3.33
43.00
PRG 131
40.66
12.66
5.80
4.33
45.00
PRG 137
35.66
6.33
4.23
4.00
40.66
PRG 132
41.00
11.00
5.16
3.33
46.00
PRG 120
36.33
9.00
4.65
3.33
41.00
PRG 7
38.00
9.00
3.88
4.33
43.00
PCPGR 7256 X PRG 117
41.33
11.67
5.77
4.67
45.33
PCPGR 7256 X PRG 142
45.67
3.67
3.60
4.67
50.67
PCPGR 7256 X PRG 131
38.67
10.67
6.20
3.33
44.33
PCPGR 7256 X PRG 137
38.33
13.00
3.73
2.67
42.67
PCPGR 7256 X PRG 132
39.33
7.67
5.43
4.00
44.00
PCPGR 7256 X PRG 120
40.00
9.00
3.95
3.33
45.00
PCPGR 7256 X PRG 7
39.33
8.00
4.27
3.67
44.33
PRG 117 X PRG 142
33.67
8.67
3.30
4.67
40.00
PRG 117 X PRG 131
35.00
7.33
4.57
4.67
40.67
PRG 117 X PRG 137
34.67
6.67
4.33
4.67
40.33
PRG 117 X PRG 132
34.67
9.00
4.70
3.33
39.33
PRG 117 X PRG 120
35.00
9.67
4.83
3.67
39.00
PRG 117 X PRG 7
35.33
10.00
4.03
3.33
39.33
PRG 142 X PRG 131
35.67
9.67
4.35
3.33
39.67
PRG 142 X PRG 137
35.67
6.33
4.03
4.00
40.00
PRG 142 X PRG 132
35.67
9.33
4.17
3.67
40.33
PRG 142 X PRG 120
36.33
7.67
3.43
3.67
40.67
PRG 142 X PRG 7
37.00
8.33
4.13
3.67
41.67
PRG 131 X PRG 137
36.67
8.67
5.72
4.00
41.00
PRG 131 X PRG 132
35.33
9.00
6.17
5.00
40.00
PRG 131 X PRG 120
38.00
9.67
4.08
3.67
42.67
PRG 131 X PRG 7
37.67
10.33
5.53
4.67
43.33
PRG 137 X PRG 132
41.33
11.33
4.08
3.67
46.00
PRG 137 X PRG 120
38.33
8.00
3.43
2.67
42.00
PRG 137 X PRG 7
36.00
10.67
5.20
3.67
41.00
PRG 132 X PRG 120
37.00
8.67
4.80
5.67
42.33
PRG 132 X PRG 7
39.33
10.00
4.02
3.67
44.00
PRG 120 X PRG 7
37.33
10.67
3.27
3.33
42.67
Grand mean
37.62889
9.203889
4.436667
3.861667
42.37917
CD (0.05)
0.861569
0.640713
0.28354
0.218537
0.819114
CD (0.01)
1.155971
0.859648
0.380426
0.293212
1.099009
S.E.m
0.424395
0.315606
0.139667
0.107648
0.403483
* significant at 0.05 levels of probability
** significant at 0.01 levels of probability
155