玉米新品种东单119的选育经过及特征特性

Breeding Process and Characteristics of New Maize Variety Dongdan 119

东单119是辽宁东亚种业科技股份有限公司、辽宁东亚种业有限公司于2008年以自选系F6WC1为母本,自选系F729237为父本杂交选育而成的玉米杂交种,2014年通过辽宁省农作物品种审定委员会审定。该品种具有产量高、抗病性强、米质优等特点。本文主要阐述了东单119的亲本来源及选育经过,总结了其特征特性及产量表现,介绍了其栽培技术要点及繁制种技术要点,以期为该品种的推广应用提供参考。

Taking F6WC1 as female parent,customize F729237 as male parent,Dongdan 119 is a maize hybrid bred by Liaoning Dongya SeedIndustry Science and Technology Co.,Ltd. and Liaoning Dongya Seed Co.,Ltd. in 2008,and passed the examination and approval of the liaoningprovincial crop variety approval committee in 2014. Dongdan 119 has the characteristics with high yield,strong resistance to disease and high quality ofrice. This paper expounded the parent source and breeding process,summarized its characteristics and yield performance,introduced its cultivationtechnology and seed production technology,in order to provide reference for the popularization and application of this variety.