1. College of Resources and EnvironmentSouthwest University Chongqing China
2. State Key Laboratory of Soil and Sustainable Agriculture, Institute of Soil ScienceChinese Academy of Sciences Nanjing China
3. Farmland Irrigation Research InstituteChinese Academy of Agricultural Sciences Xinxiang China
4. Groundwater, Watershed, and Ecosystem Restoration Division, National Research Council Resident Research Associate at the United States Environmental Protection Agency Ada Oklahoma