1. School of Life Science and Technology, Nanyang Normal University, Nanyang, Henan 473061, China
2. Key Laboratory of Agricultural Environmental Microbiology, Ministry of Agriculture, College of Life Sciences, Nanjing Agricultural University, Nanjing, Jiangsu 210095, China
3. School of Marine and Biological Engineering, Yancheng Teachers University, Yancheng, Jiangsu 224002, China
4. State Key Laboratory of Motor Vehicle Biofuel Technology, Nanyang, Henan 473000, China