Open Access Research Paper Views (725) Investigation on the allowable use of range species (Case study: Sepidan semi-steppe rangelands, Fars, Iran) Ghasem Khodahami, Ehsan Zandi Esfahan J. Biodiv. & Environ. Sci. 6(3), 141-145, March 2015. Keywords: Allowable use, Range species, Sepidan, Simulation Details