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SOIL FERTILITY IN DEPENDENCE ON CROP CULTIVATION
06.00.00 Agricultural sciencesDescription
Results of researches carried out in stationary multi factorial experience, plotted in 1991, were generalized in the article. Different influence of cultivated crops in crop rotation on agro physical properties of active fertile layer of old irrigated leached chernozem was determined on the base of material generalization. Positive role of alfalfa for improvement of agro Physical soil properties were revealed. Quantity of agronomically valuable aggregates and water proof of soil structure are increased because of it.