1. College
of Agro-Grassland Science, Nanjing Agricultural University, Nanjing 210095, People’s Republic of China
2. Hengyang
Red Soil Experimental Station, Chinese Academy of Agricultural Sciences, Hengyang 421001, People’s Republic of China
3. Center for Magnesium Education & Research, 13-1255 Malama Street, Pahoa, Hawaii 96778, United States