Tavabe-e Arsanjan is situated near the Tashk Salt Lake in northeast of Fars province, southern Iran. The study area is located between 29° 39' and 29° 48' north latitude and 53° 08' and 53° 24' east longitude. Despite the mountains surrounding the region, it has an almost flat topography with an approximate surface area of 248 km2. The superficial study area elevation, ranges from 1562 m in the southern corner of the region along the shore of the Tashk Lake to 2270 m in the northern corner on the Siyah Mountain; the average elevation being ~1580 m. This region is one of the oldest agricultural areas in the world, where farmers extensively use groundwater for irrigation.