Document Type : Research Paper
Authors
1 Ph.D. candidate, Department of Forestry and Forest Economics, Faculty of Natural Resources, University of Tehran, Karaj, I.R. Iran
2 Ph.D. candidate, Department of Forestry and Forest Economics, Faculty of Natural Resources, University of Tehran, Karaj, I.R. Iran.
3 Assoc. Prof., Department of Forestry and Forest Economics, Faculty of Natural Resources, University of Tehran, Karaj, I.R. Iran
4 Assist. Prof., Department of Irrigation, Faculty of Agricultural Engineering, Sari Agricultural Sciences and Natural Resources University, Sari, I.R. Iran
5 Prof., Department of Geography, University of Zurich, Zurich, Switzerland
Abstract
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