According to the changes of flavor components, the feasible aging time of the flue-cured tobacco with different positions were different. The upper was over 2 years, the middle was 1.5~2 years and the lower was about 1 year.

• 从香味成分的变化情况看；各个部位适宜的陈化时间有所不同:上部烟叶2年以上；中部烟叶1.；5~2年；下部烟叶1年左右。