About the Authors
- Fenghui Qi, Yaguang Zhan
- School of Life Sciences, Northeast Forestry University, Harbin, China
- Tianzhong Jing
- School of Forestry, Northeast Forestry University, Harbin, China
The authors have declared that no competing interests exist.
Conceived and designed the experiments: YZ FQ TJ. Performed the experiments: FQ. Analyzed the data: TJ. Contributed reagents/materials/analysis tools: YZ FQ TJ. Wrote the paper: TJ.