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KMID : 1041220000420010010
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Journal of Sericultural and Entomological Science
2000 Volume.42 No. 1 p.10 ~ p.13
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Characteristics of Korean native strains in the domesticated silkworm, Bombyx mori
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Abstract
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The objective of this research was to characterize of the silkworm that might be recognized to the Korea native strains. The eleven strains of Korean race used in this study. which is cultured in Korea and Japan seri-cultural research organs. Most of Korean varieties were three molting and univoltine, comparatively longer larval duration than the trimolter general. The egg characters of varieties showed shor-elliptic shpe and dark brown egg color except for a few varieties which shows greenish dark brown. Also, most of varieties were showed the plain(p) and moricaud(pM) in larval markings. Moricaud marking of the varieties also consist of innumerable dark grayish brown lines and dots, though somewhat darker and lighter than that of the wild silkworm, Bombyx mandarina. Cocoon characters variations of varieties were seen in the size, color and shape. 8 varieties were colored cocoon, t.e..yellow, greenish yellow and light green etc..the others were white cocoon. The shape of cocoos were consisted of constricted shallowly in the middle and attenuated at one or both ends f cocoon, t.e..spindle. The results of this study is sufficient evidence that Korea strains were shown as the one of regional origin strain of domesticated silkworm such as the Chinese and Japanese etc.
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