nornicotine

nornicotine

1. 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。

2. In natural populations, the correlation of total alkaloid with nicotine and nornicotine decreased, and that with anabasine and anatabine did not change.

在自然群体中, 总生物碱与烟碱和降烟碱的相关性减小, 与新烟草碱和假木贼碱的相关性没有变化。

3. Qualitative and quantitative analysis was conducted to determine the neutral and basal volatile components in cured tobacco with different degrees of nicotine to nornicotine conversion by using GC/MS.

摘要采用GC/MS对白肋烟不同烟碱转化程度烟叶的中性和碱性挥发性成分进行了定性和定量分析。

4. Keywords Altitude;Nicotine;Nornicotine;Anabasine;Anatabine;Alkaloid;Flue-cured tobacco;

海拔高度;烟碱;降烟碱;假木贼碱;新烟草碱;生物碱;烤烟;

5. 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。

6. The formation of nicotine and nornicotine is affected by varieties, natural conditions and cultural measures, etc.

烟碱、去甲基烟碱的形成受品种、自然条件和栽培措施等的影响;

7. Developing a genomic resource for elucidating the mechanism of nicotine to nornicotine conversion

烟碱转化为去甲基烟碱的原理研究与遗传资源开发

8. Mechanism of Nicotine N-demethylation to Nornicotine in Tobacco

烟草去甲基尼古丁产生的机理

9. Study on Nicotine to Nornicotine Conversion in Tobacco

烟草烟碱去甲基化研究进展

10. Keywords flue-cured tobacco;nicotine;nornicotine;tobacco quality;security;

烤烟;烟碱;去甲基烟碱;烟叶品质;安全性;

11. The Preliminary Research on Changes of Nicotine and Nornicotine During Flue-cured Tobacco Flue-curing

烤烟烘烤过程中烟碱、去甲基烟碱的变化初探

12. Study on the combination ability and heritability of alkaloid and nicotine to nornicotine conversion level of burley tobacco

白肋烟生物碱和烟碱转化率的配合力及遗传力的研究

13. The domestic and international research results about the formation and conversion of nicotine and nornicotine in flue-cured tobacco are reviewed.

综述了国内外有关烤烟生长期烟碱、去甲基烟碱形成及相互转化关系的研究结果。

14. nornicotine quick

降碱灵