Document Type : Original Research
Authors
1 Phd Student of Agricultural Economics Dep, Islamic Azad University, Science and Research Branch, Tehran, Iran.
2 Associate Professor of Agricultural Economics Department,Islamic Azad University, Science and Research Branch, Tehran, Iran.
3 MSc. Graduated of agriculture management, Islamic Azad University,miyaneh, iran.
4 Assistant Professor of Agronomy, Faculty of Agriculture، Islamic Azad University ،Miyaneh, Iran
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