For citations:
Gladysheva O.V., Svirinа V.A., Artyukhova O.A. Influence of crop rotations and mineral fertilizers on the humus state of the soil in a long-term stationary experiment. Agrarian science. 2020;(10):83-87. (In Russ.) https://doi.org/10.32634/0869-8155-2020-342-10-83-87