Circassian walnut (Juglans regia), occupies a mere 100 ha in hilly forests mainly in western Kopetdag and in the valleys of the Sumbar and Arvaz Rivers. They preserve an important stock of nutrition supply and represent high potential reserves for livestock breeding. The general area of saxaul stands is 688,100 ha, which includes 15,000 ha of young growths, 284,100 ha of middle-aged stands, 320,700 ha of maturing stands and 67,900 ha of mature and over-mature stands. The wood volume of growing stock reaches 2 million m3, 1,720,000 m3 of which are of middle age or mature.