1. School of Ecology and Environment, Zhengzhou University, Kexue Road No. 100, Zhengzhou 450001, P. R. China
2. National Center for Research & Popularization on Calcium, Magnesium, Phosphate and Compound Fertilizer Technology, Kexue Road No. 100, Zhengzhou 450001, P. R. China
3. Research Centre of Engineering and Technology for Synergetic Control of Environmental Pollution and Carbon Emissions of Henan Province, Kexue Road No. 100, Zhengzhou 450001, P. R. China
4. School of Chemical Engineering, Zhengzhou University, Kexue Road No. 100, Zhengzhou 450001, P. R. China