Kalmykia
Three prirodno-economic zones are conditionally allocated for territories of Kalmykia: western, central and east. The western zone covers territories of Gorodovikovsky and Jashaltinsky areas, the central zone — territories of Maloderbetovsky, Sarpinsky, Ketchenerovsky, Virgin, Prijutnensky and Iki-Burulsky areas, east — territories October, Justinsky, Jashkulsky, Chernozemelsky, Lagansky * Dolbansky and Limansky areas. Most favourable on it is soil-environmental conditions the western zone is.