Document Type : Research and Full Length Article
Authors
1 Dep. of Range Land Management, Agricultural Sciences & Natural Resources University of Gorgan
2 Dep. of Range Land Management, Agricultural Sciences & Natural Resources University of Gorgan.
3 Dep. of Watershed and Arid Zone Management, Agricultural Sciences & Natural Resources University of Gorgan
4 Irrigation Group, Abureyhan University, Tehran
5 Dep. of Agricultural Exyension and Education, Agricultural Sciences & Natural Resources University of Gorgan.
Abstract
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