Construction of high-density genetic map and QTL mapping in Nicotiana tabacum backcrossing BC4F3 population using whole-genome sequencing oleh Zhijun Tong, Sanjie Jiang, Weiming He, Xuejun Chen, Lixin Yin, Dunhuang Fang, Yafei Hu, Fangchan Jiao, Chi Zhang, Jianmin Zeng, Xinfu Wu, Shancen Zhao, Jianbo Jian, Bingguang Xiao