Rieznik, S. V., and D. V. Havva. 2023. “HUMUS STATE OF DEEP TYPICAL CHERNOZEMS LOAM UNDER ORGANIC AND TRADITIONAL AGRICULTURE”. Bulletin of Sumy National Agrarian University. The Series: Agronomy and Biology 53 (3), 65-69. https://doi.org/10.32782/agrobio.2023.3.9.