1. National Engineering Laboratory for Efficient Utilization of Soil and Fertilizer Resources, College of Recourses and Environment, Shandong Agricultural University, Taian 271018, China
2. State Key Laboratory of Nutrition Resources Integrated Utilization, Kingenta Ecological Engineering Group Co., Ltd., Linshu 276700, China
3. Department of Soil and Water Science, Tropical Research and Education Center, IFAS, University of Florida, Homestead, Florida 33031, United States