Study of ecological and social sustenance of different exploitation methods (Case study: Karaj river watershed)

According to influences of different exploitation methods of Rangelands on welfare or demolition of rangelands and existing of different methods in Iran, identification, assessment and comparison of different exploitation methods was taken action from condition, trend, production, extra animal unit on the area unit and minimum area for each user on each units of exploitation of Amirkabir dam watershed. For reaching to these results, Individual ranching, group ranching and Shoraee method with range plans and group ranching and Shoraee method without Range plans had been chosen and assessed. At the end with the comparison of these methods and comparison of rangelands with range plans and without range plans was proved that Range managements projects in this zone have not been succeeded and Individual ranching method with range plans, with emphasis on individual part was chosen as the best exploitation method of this zone for welfare and keeping safe of Range lands.