1. Department of Soil Science, Faculty of Agriculture, Urmia University, P.O. Box 57159, 44931 Urmia, Iran
2. Soil and Water Research Department, Khorasan Razavi Agricultural and Natural Resources Research and Education Center, AREEO, 9176983641 Mashhad, Iran
3. Department of Chemistry, Payame Noor University, 19395-4697 Tehran, Islamic Republic of Iran