Characteristics of commercial races

Cocoon filament selection-Neatness(Spring rearing season)

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No. Race Hatchability
(per all eggs)
(%)
Hatchability
(per fertilized eggs)
(%)
Percentage of missing larvae
(%)
Reelability percentage
(%)
Percentage of double cocooning silkworms
(%)
The number of cocoons per liter Cocoon weight
(g)
Cocoon shell weight
(cg)
Cocoon shell percentage
(%)
Weight of cocoon filament
(g)
Raw silk percentage
(%)
Length of cocoon filament
(m)
Size of cocoon filament
(d)
Degumming loss percentage
(%)
Neatness
(points)
1401 ACNO
81
81
5
91
4
81
1.43
31.2
21.8
0.242
16.81
1045
2.09
93.7
89.4
1402 ACN
(much)
51
51
2
92
2
79
2.06
42.8
20.8
0.212
10.32
653
2.97
95.6
76.0
1403 ACN
(little)
44
45
6
81
6
92
1.99
43.3
21.8
0.231
12.21
920
2.32
93.4
93.1