1. Associate Professor, Dept. of Irrigation and Water Resources Engineering, Faculty of Agriculture, Razi Univ., Kermanshah, Iran (corresponding author).
2. Former M.Sc. Student, Dept. of Irrigation and Water Resource Engineering, College of Agriculture, Razi Univ., Kermanshah, Iran.
3. Assistant Professor, Kermanshah Agricultural and Natural Resources Research Center, Kermanshah, Iran.
4. M.Sc. Student, Dept. of Irrigation and Water Resource Engineering, College of Agriculture, Kurdistan Univ., Sanandaj, Iran.