2 College of Grassland, Resources and Environment, Inner Mongolia Agricultural University, Hohhot, China.
3 School of Pharmaceutical Sciences, Baotou Medical College, Baotou, China.
4 Inner Mongolia Academy of Agricultural & Animal Husbandry Sciences/Inner Mongolia Key Laboratory of Degradation Farmland Ecological Restoration and Pollution Control/Inner Mongolia Conservation Tillage Engineering Technology Research Center, Hohhot, China.