The content of nornicotine is higher after flue - curing than before flue - curing 湿度对烟碱含量影响无明显的规律性。
2.
Both high temperature and high humility are beneficial to formation and accumulation of nornicotine during yellowing 去甲基烟碱含量烤后较烤前增加，而且变黄期高温、高湿均有利于去甲基烟碱的形成和积累。