甜菜多倍体新品种呼育301的选育

The Breeding of the New Sugarbeet Multiploid Intervarietal Hybrid Huyu 301

本文介绍了甜菜多倍体新品种呼育301的选育过程。该品种是多倍体多粒型杂交种，其母本为四倍体双丰1号，父本为二倍体Bucianska－RP．呼育301品种属于丰产型品种，有较强的杂种优势，抗褐斑病、黄化毒病性较强，适应性广。

The breeding process of the new sugarbeet multiploid intervarietal hybrid Hugu 301 is described.The variety was bred by crossing tetraploid multigerm line Shuangfeng 1 with diploid multigerm line Bucianska-PR. It belongs to the E-type sugarbeet varidty with stronger heterosis, better resistance to the leaf spot disease and wider adaptalility. Under the common cultural condition in North China, the planting density with this variety is 82500～90000 plants perhectare.