1. Yunnan Urban Agricultural Engineering and Technological Research Center, College of Agronomy, Kunming University, Kunming, China
2. Faculty of Life Science and Technology, Kunming University of Science and Technology, Kunming, China
3. Yunnan Tobacco Company Lincang Company, Lincang, Yunnan, China
4. Henan China Tobacco Industry Co. Ltd, Zhengzhou, Henan, China