Institute of Resources and Environmental Engineering Shanxi University/State Environmental Protection Key Laboratory of Efficient Utilization Technology of Coal Waste Resources Taiyuan 030006 P.R.ChinaSydney Institute of Agriculture School of Life and Environmental Sciences The University of Sydney NSW 2006 Australia;
Institute of Resources and Environmental Engineering Shanxi University/State Environmental Protection Key Laboratory of Efficient Utilization Technology of Coal Waste Resources Taiyuan 030006 P.R.China;
Sydney Institute of Agriculture School of Life and Environmental Sciences The University of Sydney NSW 2006 Australia;
Institute of Resources and Environmental Engineering Shanxi University/State Environmental Protection Key Laboratory of Efficient Utilization Technology of Coal Waste Resources Taiyuan 030006 P.R.China;
saline-alkali stress; Si; K; ryegrass plants; K+/Na+; compartmentation;