烤烟新品种蓝玉一号的选育及其特征特性

Breeding and Selecting of New Flue-cured Tobacco Variety Lanyu 1 and its Characteristics

蓝玉一号(LY-1)是从K326花叶病重病田选择变异单株,经系统选育而成。该品种适应性强,田间生长整齐,生长势强;烟叶较耐熟,易烘烤,烤后烟叶多橘黄,色度较强;油分有至多,叶片结构疏松至尚疏松,外观质量较好;烟叶主要化学成分含量适宜,比例协调,内在质量较好;耐涝耐寒性强,高抗TMV,综合抗性较强,是一个品质、抗性、产量等综合性状较能兼顾的优良烤烟新品种。

A new flue-cured variety Lanyu 1（LY-1） was developed by systematic selection from a mutant of K326 which was planting in field with a heavy incidence of Tobacco Mosaic Virus.Results showed that the new variety LY-1 had good adaptability,grew uniformly and strongly in field,favored mature,and was easy to cure.Many of the cured leaves were in orange color,strong to deep color intensity,and were rich in oil,with loose to slightly loose structure,the appearance of better quality.LY-1 had the favorable and well-proportioned chemical composition and better internal quality.It had the strong tolerance to water logging and cold,and had high resistance to TMV,and strong comprehensive resistance.In conclusion,LY-1 is a new variety with good comprehensive characters.