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Application of fertilizers in grain fallow rotation in the central part of Kurgan region increased the productivity of grain crops by 3.0–22.1% and enhanced the quality of grain as well. The application of lime affected the composition of SAC and acidity of chernozem. Combined application of lime and sapropel reduced the hydrolytic acidity of leached chernozem by 1.2 mol. equiv./100 g of soil and increased base saturation from 81.1% to 88.2%. Keywords—productivity, grain crops, acidity, sapropel, lime, leached chernozem, nitrogen-phosphate fertilizers

Agrochemical Properties of Leached Chernozem and Productivity of Grain Crops under the Influence of Fertilizers And Lime in Conditions of Trans-Urals