@article{Laskin2014aftereffect,
author={Laskin, P.. and Kuznetsov, A.. and Yakovleva, M..},
title={Aftereffect crop rotation links  with winter rye and lupin on yield of barley and potatoes},
journal={Vestnik of Kazan State Agrarian University},
publisher={Kazan state agrarian University},
year={2014},
pages={109-111},
volume={8},
issue={4},
}