Khablak, S. H., & Spychak, V. M. (2023). OROBANCHE CUMANA WALLR. IN CROPS OF HELIƁNTHUS ANNUUS. Bulletin of Sumy National Agrarian University. The Series: Agronomy and Biology, 54(4), 62-67. https://doi.org/10.32782/agrobio.2023.4.9