This article describes the differences of winter wheat "Selyanka", "Jayhun", "Krasnadarskaya-99" and "Turkiston" in the conditions of ancient irrigated, grazing light gray and barren soils of Kashkadarya region. the Turkestan variety was observed on May 14, May 22, June 8, respectively, while the phase was observed on May 21 and the full ripening phase on June 7; Krasnadarskaya-99 variety matured on May 16, May 24, June 10 and Jayhun variety on May 18, May 26, June 12, or the Turkestan variety growing season was 1 day, Krasnadarskaya-99 variety ripened for 3 days and Jayhun variety ripened 5 days later than Selekta. Turkestan and Krasnadarskaya-99 varieties of winter wheat and Selyanka and Jayhun varieties of winter wheat in the conditions of high irrigated soils, when the harvest period reaches the stage of full ripening on June 5-7 in the conditions of light gray soils grazing in order to obtain high and quality harvests of winter wheat. June 7-12 to reap the full maturity stage, when the impact of information.