Ishim Steppe (, , ''Yesil dalasy'') is a plain in the southern part of

Western Siberia Western Siberia or West Siberia ( rus, Западная Сибирь, p=ˈzapədnəjə sʲɪˈbʲirʲ; , ) is a region in North Asia. It is part of the wider region of Siberia that is mostly located in the Russia, Russian Federation, with a Sout ...

, between the

Irtysh The Irtysh is a river in Russia, China, and Kazakhstan. It is the chief tributary of the Ob (river), Ob and is also the longest tributary in the world. The river's source lies in the Altai Mountains, Mongolian Altai in Dzungaria (the northern p ...

and

Tobol The Tobol (, ) is a river in Western Siberia (in Kazakhstan and Russia) and the main (left) tributary of the Irtysh. Its length is , and the area of its drainage basin is . History The Tobol River was one of the four important rivers of the S ...

rivers. Administratively it is part of

Kurgan A kurgan is a type of tumulus (burial mound) constructed over a grave, often characterized by containing a single human body along with grave vessels, weapons, and horses. Originally in use on the Pontic–Caspian steppe, kurgans spread into mu ...

Tyumen Tyumen ( ; rus, Тюмень, p=tʲʉˈmʲenʲ, a=Ru-Tyumen.ogg) is the administrative center and largest types of inhabited localities in Russia, city of Tyumen Oblast, Russia. It is situated just east of the Ural Mountains, along the Tura ( ...

, and

Omsk Omsk (; , ) is the administrative center and largest types of inhabited localities in Russia, city of Omsk Oblast, Russia. It is situated in southwestern Siberia and has a population of over one million. Omsk is the third List of cities and tow ...

oblasts in

Russia Russia, or the Russian Federation, is a country spanning Eastern Europe and North Asia. It is the list of countries and dependencies by area, largest country in the world, and extends across Time in Russia, eleven time zones, sharing Borders ...

, and the

North Kazakhstan Region North Kazakhstan Region (; ) is a region of Kazakhstan, with a population of 522,171. Its capital is Petropavl, with a population of 221,907 people. It is the only region of Kazakhstan in which ethnic Kazakhs don't make up a majority. History ...

Kazakhstan Kazakhstan, officially the Republic of Kazakhstan, is a landlocked country primarily in Central Asia, with a European Kazakhstan, small portion in Eastern Europe. It borders Russia to the Kazakhstan–Russia border, north and west, China to th ...

Geography

The plain includes the Ishim, after which it is named. It varies in altitude from to and is composed chiefly of sand and clay deposits of the Neocene era, covered with loess-like loams. The terrain is characterized by a series of crests and hollows, with the ridges extending from the northeast to the southwest. The almost long Kamyshlov Log (Камышловский лог), a trench where lake Bolshoy Tarangul lies, stretches roughly from east to west across the plain. In the lowlands and valleys there are numerous fresh, bitter, and salt lakes, such as Siletiteniz, Kyzylkak, Medvezhye, Stanovoye, Teke,

Ebeyty Ebeyty () is a salt lake in Omsk Oblast, Russian Federation. The Kazakhstan–Russia border lies about to the southeast of the lake. Ebeyty lies at the tripoint of Moskalensky, Poltavsky and Isilkulsky districts. The waters of the lake are r ...

, Tavolzhan and Shaglyteniz, as well as the Krutinsky Lakes, including lakes Tenis-Saltaim, Sazykul and Ik. The smaller lakes and rivers dry up in the summer.Ишимская степь
''

Great Soviet Encyclopedia The ''Great Soviet Encyclopedia'' (GSE; , ''BSE'') is one of the largest Russian-language encyclopedias, published in the Soviet Union from 1926 to 1990. After 2002, the encyclopedia's data was partially included into the later ''Great Russian Enc ...

'' in 30 vols. — Ch. ed.

A.M. Prokhorov Alexander Mikhailovich Prokhorov (born Alexander Michael Prochoroff, ; 11 July 1916 – 8 January 2002) was an Australian-born Russian physicist and researcher on lasers and masers, in the former Soviet Union. He shared the Nobel Prize in Ph ...

. - 3rd ed. - M. Soviet Encyclopedia, 1969-1978. (in Russian)

Climate

The amplitude of average monthly temperatures is between and . Winters are cold and long, the average January temperature ranging between and , reaching to in periods of severe frosts. The summer season is warm, with the average temperature in July between and and maximums reaching to .Ландшафтные зоны и провинции Западно-Сибирской равнины: Лесостепная зона.
/ref>

Flora

The landscape of the plain is dominated by meadow steppes and

birch A birch is a thin-leaved deciduous hardwood tree of the genus ''Betula'' (), in the family Betulaceae, which also includes alders, hazels, and hornbeams. It is closely related to the beech- oak family Fagaceae. The genus ''Betula'' contains 3 ...

forests ''(kolki)''. The soil consists in leached and normal chernozem and gray forest topsoils. In the south the plain is entirely under cultivation.

References

{{Reflist Grasslands of Kazakhstan Plains of Kazakhstan Grasslands of Russia Eurasian Steppe Temperate grasslands, savannas, and shrublands West Siberian Plain