@article{Yumashev2023the,
author={Yumashev, H.S. and Zaharova, I..},
title={The effect of straw on the humus state of chernozem},
journal={Agrarian Bulletin of the},
publisher={Ural State Agrarian University},
year={2023},
pages={92-98},
volume={229},
issue={14},
}