@article{Karakal'chev2017the,
author={Karakal'chev, A.S. and Kolesnikova, L.I. and Zhirnova, I.A.},
title={THE CROP YIELD AND THE NUTRIENT VALUE OF MIXED SOWINGS IN DEPEND ON THE RELATION OF THE COMPONENTS IN THE CONDITIONS OF NORTHERN RAZAKHSTAN},
journal={Agricultural education and science},
publisher={Ural State Agrarian University},
year={2017},
pages={1-1},
volume={2017},
issue={4},
}