Document Type : Research Paper
Authors
1 M.S.c student, Agricultural Extension and Education, College of Agriculture, University of Tehran, Tehran, Iran
2 Assistat Professor, Agricultural Extension and Education, College of Agriculture, University of Zanjan, Zanjan, Iran
3 Professor, Agricultural Extension and Education, College of Agriculture, University of Tehran, Tehran, Iran
4 PhD student, College of Agriculture, University of Kermanshah, Kermanshah, Iran
5 M.S.c student, Dept. of Rural Development, College of Agriculture, University of Tehran, Tehran, Iran
Abstract
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