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家蚕棘形茶斑与菱纹茶斑关系的遗传学研究
引用本文:沈以红 鲁成. 家蚕棘形茶斑与菱纹茶斑关系的遗传学研究[J]. 蚕业科学, 1992, 18(3): 173-176
作者姓名:沈以红 鲁成
作者单位:西南农业大学家蚕遗传研究室(沈以红,鲁成),西南农业大学家蚕遗传研究室(向仲怀)
摘    要:试验用实验遗传学方法研究了棘形茶斑(L~(ca))和菱纹茶斑(L~c)之间的关系,确认L~(ca)对L~c为显性。至此,L复等位基因群各基因间的显隐关系确定为L~(ca)>L~c>L>十~L。从基因的致死作用看,L~(ca)和L~c之间有互补作用。

关 键 词:家蚕  棘形茶斑  菱纹茶斑  遗传学  基因

GENETIC STUDIES ON THE RELATIONSHIP BETWEEN BROWN-SPOTTED CALTROP AND CALTROP-TYPE MULTI LUNAR
Shen Yi-hong Lu Cheng Xiang Zhong-huai. GENETIC STUDIES ON THE RELATIONSHIP BETWEEN BROWN-SPOTTED CALTROP AND CALTROP-TYPE MULTI LUNAR[J]. Acta Sericologica Sinica, 1992, 18(3): 173-176
Authors:Shen Yi-hong Lu Cheng Xiang Zhong-huai
Abstract:The Brown-Spotted Caltrop mutation was discovered in our research laboratory. A study with the methods in experimental genetics showed that the gene L?is dominant over the gene L. The dominancl in the L multiple allels appeared in the order of Lca>Lc>L>+L. As in the case Lc/Lc,Lca is lethal. On the other hand,Lca/Lc is not lethal. Thus,Lca and Lc show complementation in terms of gene lethal effect and the L gene group may be regarded as a "pseudoallelic group".
Keywords:Bombyx mori Brown-spotted caltrop Caltrop-type Multilunar Genetic
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