Temperature and relative humidity during air-curing and their effects on burley tobacco quality in different curing barns Dynamic change in mineral elements and nicotine content of burley tobacco during plant growth and development Effects of curing methods on conversion rate of nicotine and TSNAs contents of tobacco Effect of ecological environment on upper stalk leaves quality and neutral aroma components of burley tobacco Diversity of bacterial community in rhizosphere soils under effects of continuously planting burley tobacco. Effect of Different Leaf Pruning Patterns on Growth and Leaf Polyphenol Content in White Burley Variation Analysis on Anatomical Properties and Chemical Compositions between Chinese White Poplar and Burl Effect of Different Altitudes on the Contents of Plastid Pigment and Related Genes Expression of Burley Tobacco Changes of Chemical Components in Burley Tobacco during Storage Construction of  Genetic Linkage Map of Burley Tobacco(Nicotiana tabacum L.) and Genetic Dissection of Partial Traits