Document Type : Research article
Authors
1 Department of Forestry and Forest Economics, Faculty of Natural Resources, University College of Agriculture and Natural Resources, University of Tehran
2 Department of Wood and Paper Sciences and Technology, Ka. C., Islamic Azad University, Karaj, Iran.
3 Department of Forestry,, Faculty of natural Resources,, University of Tehran, Karaj, Iran
4 Department of Forestry, Faculty of Agriculture and Natural Resources, University of Tabriz, Iran
Main Subjects