抗丛根病甜菜新品种宁甜双优2号的选育  

Breeding of new sugar beet variety with Rhizomania resistance--Ningtianshuangyou2

作　　者：吕云海 

机构地区：[1]宁夏甜菜糖业研究所,银川750021

出　　处：《中国糖料》2003年第4期9-11,共3页Sugar Crops of China

摘　　要：甜菜抗丛根病新品种宁甜双优2号属遗传双胚型雄不育杂优品种。该品种在丛根病区种植不仅抗丛根病、褐斑病性能强,而且根产量、含糖率高,接近或达到无丛根病感染地的生产水平。1998、1999年参加5点次生产示范,平均块根产量53964.0kg/hm2,比对照增产4.67%;平均含糖率达15.35%,比对照提高0.93度;平均产糖量8286.3kg/hm2,比对照增产11.37%。A new sugar beet variety with Rhizomania resistance-Ningtianshuangyou2is male sterile heterosis variety with genetic double-germ type.It not only has high resistant to Rhizomania and leaf spot disease but also has high yield and sugar content in the Rhizomania areas.It was tested on production demonstration of five areas in1998～1999,the average root yield,sugar content and sugar yield were5364.00kg/ha,15.35%and8286.3kg/ha,and increased by4.67%,0.93°S and11.38%than check respectively.

关 键 词：甜菜 抗丛根病 雄不育 选育 

分 类 号：S566.303[农业科学—作物学]