夏秋蚕新品种吴花×浒星的育成  

Breeding of A New Silkworm Variety Wuhua×Xuxing for Summer-autumn Rearing

作　　者：何毅[1] 司马杨虎[1] 郑必平[1] 

机构地区：[1]苏州大学生命科学学院蚕桑研究所,苏州215006

出　　处：《蚕业科学》2002年第1期56-60,共5页ACTA SERICOLOGICA SINICA

基　　金：江苏省教委自然科学基金 (B960 69);江苏省科委农业科技攻关基金 (BE993 47)资助项目

摘　　要：采用杂交、回交、系统分离育种方法 ,育成了适应长江流域夏秋期饲养的品种吴花×浒星。该品种体质强 ,孵化、眠起、老熟齐一 ,产茧量和产丝量高 ,茧层率达 2 2 6 % ,与对照种 75新× 75 32比较 ,万蚕产茧量、万蚕茧层量、出丝率分别提高 8 4 %、8 5 %、9 8%。茧丝品质优良 ,纤度 2 886dtex、茧丝长 10 5 0m ,并且繁育容易。A new variety Wuhua×Xuxing for summer autumn rearing has been bred by the methods of hybridization, back cross, and pedigree separation. The variety showed characteristics such as strong resistance, uniform in hatching, molting, exuviating and maturing, and relatively high yield of cocoon silk. The ratio of cocoon shell is 22.6%. Compared with the control variety 75Xin×7532, cocoon output, cocoon shell weight and raw silk rate of the new variety increased 8.4%,8.5% and 9.8% respectively. The new hybrid has the characters of excellent quality of cocoon and silk such as filament size 2.886 dtex, length of cocoon filament 1,050 meters, easy reproduction and stable voltinism.

关 键 词：家蚕 夏秋蚕品种 吴花×浒星 选育 杂交种鉴定 

分 类 号：S882[农业科学—特种经济动物饲养]