1. National Engineering Laboratory for Efficient Use of Soil and Fertilizer Resources; National Engineering & Technology Research Center for Slow and Controlled Release Fertilizers, College of Resources and Environment, Shandong Agricultural University, Daizong Street No. 61, Taian, Shandong 271018, China
2. Economic and Technological Development Zone, Baoyuan Bio-Agri Technology Ltd., Chengdu Street No. 8, Yantai, Shandong 264006, China
3. Department of Soil and Water Science, Tropical Research and Education Center, IFAS, University of Florida, Homestead, Florida 33031, United States
4. Agricultural and Biological Engineering, Institute of Food and Agricultural Sciences (IFAS), University of Florida, Gainesville, Florida 32611, United States