Planting dates of local flora representatives at surface improvement of natural pastures in conditions of semidesert

Optimal timing of sowing and seeding rate of giant wild rye for fixing shifting sands and wormwood Taurian for the development of bare, exposed to deflation arrays of PreCaspian Terek-Kuma semidesert. Assimilation the results of the researches can improve the yield of biomass of respectively 39,4% and 36,2%, and get 2.52 and 3.36 thousand rRbles/ha of additional net income.