@article{Spichkov2014influence, author={Spichkov, S.. and Fomin, V..}, title={Influence of receptions of the main processing of the soil, fertilizers and means of protection of plants on a contamination, agrophysical properties of the soil and efficiency of barley}, journal={Vestnik of Kazan State Agrarian University}, publisher={Kazan state agrarian University}, year={2014}, pages={139-143}, volume={9}, issue={1}, }