烤烟雄性不育一代杂交种龙江915的选育及其特征特性

龙江９１５是黑龙江省烟草科研所育成的烤烟雄性不育一代杂交种，１９９７年１２月通过全国烟草品种审定委员会审定并定名推广。该品种株式筒形，叶形椭圆，大田生育期１１０ｄ。田间生长势强、落黄成熟好、耐赤星病，烤后原烟多为桔黄色、光泽强、结构疏松、厚度适中。评吸结果：香气质较好，香气量有，劲头中等，余味较舒适，燃烧性强。质量档次中偏上至较好。经多年多点试验平均产量为２９６５．５ｋｇ／ｈｍ２，产值为１１３０１．０元／ｈｍ２，分别比对照品种ＮＣ８９高１９．１％和２２．３％。农艺性状稳定，具有优质、丰产、适应性强、较耐肥、易烘烤等优点

Breeding and selecting of a new male sterile hybrid flue-cured tobacco variety LJ915 and its characteristics

LJ915,a new male sterile hybrid flue-cured variety,was developed by Heilongjiang Tobacco Institute.It passed the national tobacco evaluation in Dec.,1997.The plant of LJ915 is tube-shaped,with 110 days of growing period in field.LJ915 grows well in field,with good leaves yellowing and maturity.It can tolerate brown spot.The cured leaves are mainly orange-yellow with high lustre,loose structure and moderate thickness.The major chemical components are harmonious.The type of aroma belongs to intermediate delicacy with good quality and medium amount,and it has adequate strength and good combustibility.The results of multi location trials for many years showed that the average yield and the average value of LJ915 were 2 965.5kg/hm 2 and 11 301.0 yuan/hm 2,19.1% and 22.3% higher than control variety NC89 respectively.LJ915 has stable agronomic traits with such advantages as good quality,high yield,wide adaptability,middle tolerance to fertilizer and easy curing.