@article{Medvedev2024study,
author={Medvedev, N.A. and Safin, R.I.},
title={Study of the use of various humic preparations on crops and the quality of grain feed barley},
journal={Agrobiotechnologies and digital farming},
publisher={Kazan state agrarian University},
year={2024},
pages={18-23},
volume={3},
issue={2},
}