辐射诱变新桑品种川799的育成  

Radiation Breeding of New Mulberry Variety-Chuan799

作　　者：刘刚[1] 任作瑛[2] 贾利群[2] 王晓芬[2] 

机构地区：[1]西南大学农业部蚕桑学重点开放实验室,重庆400716 [2]四川省农业科学院蚕业研究所,四川南充637000

出　　处：《蚕桑通报》2006年第1期10-12,共3页Bulletin of Sericulture

摘　　要：用辐射与杂交育成新桑品种川799,其树型紧凑,枝条粗壮、直立,生长旺盛,易采摘,平均年667m2桑园产叶1551.53kg,比对照荷叶白高11.64%,万蚕产茧量和万蚕产茧层量分别比对照高6.84%和7.88%,5龄50kg桑产茧量比对照高9.45%,667m2桑园产茧量和茧层量分别比对照高16.18%和17.83%。秋叶硬化迟,属晚生桑品种。The new mulberry variety chuan 799 was bred through radiation and hybridization. It was flourishing, the tree type was compact, the branch was thick and strong and erect, the leaf was easily plucked and harden late in autumn. The yield of the mulberry leaf was 23272.95kg per hm2 increased by 11.64% compared with the standard variety, He Yebai. The yield of cocoon and cocoon shell weight of 10 thousand larvae increased by 6.84% and 7.88%, the yield of cocoon of 50kg mulberry leaf at fifth instar increased by 9.45%, the yield of cocoon and cocoon shell weight per 667m2 of mulberry field increased by 16.18% and 17.83% respectively compared with He Yebai, It has been approved by Sichuan Grop Variety Evaluation Commission.

关 键 词：桑树 辐射育种 川799 

分 类 号：S888.3[农业科学—特种经济动物饲养]