1. State Key Laboratory of Nutrient Use and Management/Key Laboratory of Agricultural Environment in Huang-Huai-Hai Plain, Ministry of Agriculture and Rural Affairs, Institute of Agricultural Resources and Environment, Shandong Academy of Agricultural Sciences, Jinan, China
2. Shandong Engineering Research Center for Environmental Protection and Remediation on Groundwater, 801 Institute of Hydrogeology and Engineering Geology, Shandong Provincial Bureau of Geology & Mineral Resources, Jinan, China
3. Shandong Agricultural Technology Extending Center, Jinan, China
4. School of Municipal and Environmental Engineering, Shandong Jianzhu University, Jinan, China