1. Xi'an Univ. of Technology Xi'an 710075 China
2. Shaanxi Provincial Land Engineering Construction Group Co., Ltd. Xi'an 710075 China
3. Institute of Land Engineering and Technology Shaanxi Provincial Land Engineering Construction Group Co., Ltd. Xi'an 710075 China
4. Key Laboratory of Degraded and Unused Land Consolidation Engineering the Ministry of Natural Resources Xi'an 710075 China
5. Shaanxi Provincial Land Consolidation Engineering Technology Research Center Xi'an 710075 China