1. Institute of Soil and Environmental Sciences, University of Agriculture Faisalabad, Faisalabad, Pakistan;
2. College of Natural Resources and Environment, Northwest A&F University, Yangling, China;
3. School of Resources and Environment, Anhui Agricultural University, Hefei, China;
4. College of Resource and Environment, Huazhong Agricultural University, Wuhan, China;
5. Department of Soil and Environmental Science, Ghazi University, DG Khan, Pakistan;
6. Department of Agriculture, Soil and Water, Testing Laboratory for Research, DG Khan, Pakistan