On the Breeding of Bivoltine Breeds of the Silkworm, Bombyx mori L. (Lepidoptera: Bombycidae), Tolerant to High Temperature and High Humidity Conditions of the Tropics
Table 5
Generation wise mean performance for reeling of HH10 at two different temperatures.
C and % RH
C and % RH
Generation
Reelability %
Filament length (m)
Renditta
Raw silk %
Filament size (d)
Neatness (p)
Reelability %
Filament length (m)
Renditta
Raw silk %
Filament size (d)
Neatness (p)
F1
82.33 (65.15)
852
6.61
15.15 (22.90)
2.38
85.00 (67.21)
86.00 (68.03)
984
5.69
17.58 (24.59)
2.86
92.33 (73.93)
F2
81.33 (64.40)
764
6.68
14.99 (22.77)
2.45
86.33 (68.31)
84.67 (68.95)
967
5.71
17.52 (24.74)
2.54
91.67 (73.26)
F3
81.67 (64.65)
782
6.69
14.96 (22.76)
2.42
88.67 (70.34)
86.67 (68.59)
1026
5.75
17.40 (24.65)
2.89
91.33 (72.90)
F4
81.67 (64.65)
868
6.70
14.98 (22.76)
2.54
87.00 (68.87)
85.33 (67.49)
1027
5.78
17.31 (24.58)
2.99
92.67 (74.30)
F5
81.00 (64.16)
857
6.53
15.34 (23.05)
2.42
89.33 (70.95)
85.00 (67.21)
983
5.84
17.12 (24.44)
3.00
91.67 (73.23)
F6
—
—
—
—
—
—
86.33 (68.31)
1000
5.86
17.08 (24.41)
2.91
92.67 (74.30)
F7
81.00 (64.16)
968
6.73
14.86 (22.67)
2.46
90.67 (72.23)
86.00 (68.04)
1049
5.76
17.36 (24.62)
2.90
90.67 (72.23)
F8
—
—
—
—
—
—
86.33 (68.31)
993
5.72
17.48 (24.71)
2.85
91.00 (72.56)
F9
81.00 (64.16)
878
6.30
15.87 (23.48)
2.36
89.33 (70.95)
85.33 (67.49)
1033
5.68
17.60 (24.80)
2.97
92.33 (73.93)
F10
—
—
—
—
—
—
86.33 (68.31)
1106
5.65
17.70 (24.88)
2.87
91.00 (72.60)
F11
80.33 (63.68)
919
6.61
15.14 (22.90)
2.38
90.67 (72.22)
86.33 (38.31)
1007
5.66
17.67 (24.85)
2.87
90.67 (72.23)
F12
—
—
—
—
—
—
86.67 (68.59)
1084
5.68
17.60 (24.80)
2.87
91.00 (72.56)
Mean
81.29
861
6.61
15.16
2.43
88.38
85.92
1022
5.73
17.45
2.88
91.58
-test
ns
Ns
ns
ns
ns
ns
**
***
ns
ns
***
Ns
CD at 5%
—
—
—
—
—
—
0.97
50.26
—
—
0.05
—
CV%
0.99
7.72
4.28
4.21
3.82
2.34
0.94
4.65
2.51
2.47
4.03
1.24
significant difference at 5%, 1% and 0.1% level, respectively. ns: Denote non significant. Values in parenthesis are angular transformed.