夏秋用双限性家蚕新品种渝科9号的育成  

Breeding of New Double Sex-limited Marking Silkworm Variety Yuke 9 for Summer and Autumn Rearing

作　　者：杨仁奎 雷霆 王云 杨水艳 黄传书 张绍华 李十一 Yang Renkui;Lei Ting;Wang Yun;Yang Shuiyan;Huang Chuanshu;Zhang Shaohua;Li Shiyi(Sericulture Science and Technology Research Institute of Chongqing,Chongqing 400700,China)

机构地区：[1]重庆市蚕业科学技术研究院,重庆400700

出　　处：《蚕业科学》2019年第3期451-455,共5页ACTA SERICOLOGICA SINICA

基　　金：重庆市社会事业与民生保障科技创新专项（No.cstc2017shms-xdny80068）

摘　　要：采用杂交、回交与系统选育等育种方法,育成了适合重庆市夏秋季气候条件饲养,综合经济性状优良的夏秋用双限性家蚕新品种渝科9号。经重庆市和四川省实验室、农村区域性鉴定表明,该品种孵化、眠起、上蔟整齐,强健好养,茧型大而匀整,综合性状优于对照品种两广二号。渝科9号分别于2017年3月和2018年3月通过重庆市蚕桑品种审定委员会和四川省家蚕品种审定委员会审定,适合在重庆市及四川省夏秋季推广使用。A new double sex-limited marking silkworm variety Yuke 9 was obtained by hybridization,backcrossing and pedigree breeding,which is suitable for rearing in summer and autumn in Chongqing with excellent comprehensive economic characteristics. According to the laboratory and rural identification results in Chongqing and Sichuan,silkworm of this variety can hatch,moult and mature in uniform,which is strong and easy for rearing. Moreover,its cocoon is large and even. In contrast to the control variety Liangguang 2,its comprehensive performance is better. Approved by the Silkworm Varieties Review Committee of Chongqing in March 2017 and the Provincial Silkworm Varieties Review Committee of Sichuan in March 2018,Yuke 9 was suitable for summer and autumn rearing in Chongqing and Sichuan.

关 键 词：家蚕 夏秋用品种 限性品种 渝科9号 杂交育种 

分 类 号：S882.2[农业科学—特种经济动物饲养]