1. College of Information and Management Science, Henan Agricultural University, Zhengzhou, China
2. International Institute for Earth System Science, Nanjing University, Nanjing, China
3. Key Laboratory of Quantitative Remote Sensing in Agriculture of Ministry of Agriculture, Beijing Research Center for Information Technology in Agriculture, Beijing, China
4. Institute of Agricultural Equipment, Zhejiang Academy of Agricultural Sciences, Hangzhou, China
5. School of Resources and Environmental Engineering, Hefei University of Technology, Hefei, China