家蚕品种9·芙×7·湘粤桂湘三地品系的性状比较  

Character Comparison of Silkworm Variety 9·Fu×7·Xiang from Guangdong,Guangxi and Hunan Provinces

作　　者：薛宏 艾均文 刘勇 刘明萱 任立志 陈璐 XUE Hong;AI Junwen;LIU Yong;LIU Mingxuan;REN Lizhi;CHEN Lu(Hunan Provincial Sericultural Research Institute,410127,Changsha Hunan,China)

机构地区：[1]湖南省蚕桑科学研究所,长沙410127

出　　处：《北方蚕业》2018年第2期14-17,21,共5页North Sericulture

基　　金：蚕桑品种资源保护及产业发展财政专项;现代农业产业技术体系建设专项(CARS-18-SYZ12);蚕桑种质资源多元化应用研发创新团队(2017XC01)

摘　　要：9·芙×7·湘是我国目前推广量最大的家蚕品种之一。为了比较该品种不同地方品系的生产性能与繁育性能的差异性,分别引进了家蚕9·芙×7·湘粤系和桂系原原母种,与湖南省蚕桑科学研究所繁育继代的生产品系展开对比试验。结果表明,湘系原原母种在产附,孵化,经济性状,强健性方面综合性状优良,其一代杂交种的虫蛹统一生命力最高、一茧丝长最长、净度最优。粤系一代杂交种在解舒丝长、解舒率、出丝率等丝质成绩表现突出。9· Furong× 7 · Xianghui is one of the most popular silkworm varieties in China. In order to corn pare the differences of productive performance and reproductive performance of different local strains of this variety, the parent varieties of 9 · Furong×7· Xianghui from Ouangdong and Ouangxi provinces were intro duced and reproduced with the succession generation of Hunan strain, and the comparative trial was conduc ted. Results show the parent variety of Hunan strain is superior in egg healthiness, whose pupa of F1 hybrid has the strongest unified vitality, aying, hatching, economic traits and ongest cocoon filament, and superior neatness. The F1 hybrid of variety from Guangdong strain exhibits outstanding performance in nowbroken filament length, reelability rate and silk yielding rate.

关 键 词：家蚕品种 9·芙×7·湘 地方品系 种性 比较分析 

分 类 号：S882[农业科学—特种经济动物饲养]