The fruity type flue-cured tobacco essence mainly consists of trans-2-hexenal, hexenyl formate and the like.
果味型烤烟香精主要由反式-2-己烯醛，甲酸己烯酯等组成。
2
New centers for the manufacture of smoking tobacco and cigarettes followed the culture of bright leaf, flue-cured tobacco to Durham and Winston-Salem, North Carolina.
随着白肋烟和烟熏烟文化的流行，新的烟草和卷烟制造中心转至达勒姆和温斯顿-塞勒姆。
3
By the early 1980s almost 50 percent of flue-cured tobacco was harvested by machine.