intermountain plateaus and plain in the Atlas Mountains
(see atlas), in Morocco and
Algeria. Are located between the Calve- atlas ridges to s. and
Sahara atlas on Yu. gertsinskoye plicated base v. p. overlap the case
of sedimentary Mesozoic and Cenozoic deposits. Altitudes to
1100-1200 m to 3., to 700-800 m
on v. on the surface - the shallow extensive cavities with the salt
lakes - shottami (Shott-esh-Shergi, Wott- ale -Xodna, etc.), toward
which be sent the valleys of wadi. Sediments from 200 to 400 mm per year. Large part v.
p. - region internal. epizodich. of drain. Xerophytic
derninnye cereals and rare bushes and trees; grey-brown soils.
Stock raising. Watered agriculture.
